crowdsource-backend/logs/crowdsource-backend.log.2021-04-27.log

16:49:16.486 [main] INFO  o.s.c.s.PostProcessorRegistrationDelegate$BeanPostProcessorChecker - Bean 'org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration' of type [org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration$$EnhancerBySpringCGLIB$$ba83b1d7] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) 
16:49:16.647 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:zookeeper.version=3.5.3-beta-8ce24f9e675cbefffb8f21a47e06b42864475a60, built on 04/03/2017 16:19 GMT 
16:49:16.647 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:host.name=172.16.100.146 
16:49:16.647 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.version=1.8.0_181 
16:49:16.647 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.vendor=Oracle Corporation 
16:49:16.647 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.home=/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre 
16:49:16.647 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.class.path=/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/charsets.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/deploy.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/cldrdata.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/dnsns.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/jaccess.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/jfxrt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/localedata.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/nashorn.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/sunec.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/sunjce_provider.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/sunpkcs11.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/zipfs.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/javaws.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/jce.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/jfr.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/jfxswt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/jsse.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/management-agent.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/plugin.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/resources.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/rt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/ant-javafx.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/dt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/javafx-mx.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/jconsole.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/packager.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/sa-jdi.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/tools.jar:/Users/guochao/Desktop/project/crowdsource-backend/target/classes:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-web/2.1.4.RELEASE/spring-boot-starter-web-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter/2.1.4.RELEASE/spring-boot-starter-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot/2.1.4.RELEASE/spring-boot-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-autoconfigure/2.1.4.RELEASE/spring-boot-autoconfigure-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-logging/2.1.4.RELEASE/spring-boot-starter-logging-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/ch/qos/logback/logback-classic/1.2.3/logback-classic-1.2.3.jar:/Users/guochao/.m2/repository/ch/qos/logback/logback-core/1.2.3/logback-core-1.2.3.jar:/Users/guochao/.m2/repository/org/apache/logging/log4j/log4j-to-slf4j/2.11.2/log4j-to-slf4j-2.11.2.jar:/Users/guochao/.m2/repository/org/apache/logging/log4j/log4j-api/2.11.2/log4j-api-2.11.2.jar:/Users/guochao/.m2/repository/org/slf4j/jul-to-slf4j/1.7.26/jul-to-slf4j-1.7.26.jar:/Users/guochao/.m2/repository/javax/annotation/javax.annotation-api/1.3.2/javax.annotation-api-1.3.2.jar:/Users/guochao/.m2/repository/org/yaml/snakeyaml/1.23/snakeyaml-1.23.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-json/2.1.4.RELEASE/spring-boot-starter-json-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/core/jackson-databind/2.9.8/jackson-databind-2.9.8.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/core/jackson-annotations/2.9.0/jackson-annotations-2.9.0.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/core/jackson-core/2.9.8/jackson-core-2.9.8.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/datatype/jackson-datatype-jdk8/2.9.8/jackson-datatype-jdk8-2.9.8.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/datatype/jackson-datatype-jsr310/2.9.8/jackson-datatype-jsr310-2.9.8.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/module/jackson-module-parameter-names/2.9.8/jackson-module-parameter-names-2.9.8.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-tomcat/2.1.4.RELEASE/spring-boot-starter-tomcat-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/apache/tomcat/embed/tomcat-embed-core/9.0.17/tomcat-embed-core-9.0.17.jar:/Users/guochao/.m2/repository/org/apache/tomcat/embed/tomcat-embed-el/9.0.17/tomcat-embed-el-9.0.17.jar:/Users/guochao/.m2/repository/org/apache/tomcat/embed/tomcat-embed-websocket/9.0.17/tomcat-embed-websocket-9.0.17.jar:/Users/guochao/.m2/repository/org/hibernate/validator/hibernate-validator/6.0.16.Final/hibernate-validator-6.0.16.Final.jar:/Users/guochao/.m2/repository/javax/validation/validation-api/2.0.1.Final/validation-api-2.0.1.Final.jar:/Users/guochao/.m2/repository/org/jboss/logging/jboss-logging/3.3.2.Final/jboss-logging-3.3.2.Final.jar:/Users/guochao/.m2/repository/com/fasterxml/classmate/1.4.0/classmate-1.4.0.jar:/Users/guochao/.m2/repository/org/springframework/spring-web/5.1.6.RELEASE/spring-web-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-beans/5.1.6.RELEASE/spring-beans-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-webmvc/5.1.6.RELEASE/spring-webmvc-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-context/5.1.6.RELEASE/spring-context-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-expression/5.1.6.RELEASE/spring-expression-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/session/spring-session-core/2.1.5.RELEASE/spring-session-core-2.1.5.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-jcl/5.1.6.RELEASE/spring-jcl-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/slf4j/slf4j-api/1.7.26/slf4j-api-1.7.26.jar:/Users/guochao/.m2/repository/org/springframework/spring-core/5.1.6.RELEASE/spring-core-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/com/google/code/gson/gson/2.8.2/gson-2.8.2.jar:/Users/guochao/.m2/repository/org/json/json/20160810/json-20160810.jar:/Users/guochao/.m2/repository/org/apache/poi/poi/3.17/poi-3.17.jar:/Users/guochao/.m2/repository/commons-codec/commons-codec/1.11/commons-codec-1.11.jar:/Users/guochao/.m2/repository/org/apache/commons/commons-collections4/4.1/commons-collections4-4.1.jar:/Users/guochao/.m2/repository/org/apache/poi/poi-ooxml/3.17/poi-ooxml-3.17.jar:/Users/guochao/.m2/repository/org/apache/poi/poi-ooxml-schemas/3.17/poi-ooxml-schemas-3.17.jar:/Users/guochao/.m2/repository/org/apache/xmlbeans/xmlbeans/2.6.0/xmlbeans-2.6.0.jar:/Users/guochao/.m2/repository/com/github/virtuald/curvesapi/1.04/curvesapi-1.04.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-data-mongodb/2.1.4.RELEASE/spring-boot-starter-data-mongodb-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/mongodb/mongodb-driver/3.8.2/mongodb-driver-3.8.2.jar:/Users/guochao/.m2/repository/org/mongodb/bson/3.8.2/bson-3.8.2.jar:/Users/guochao/.m2/repository/org/mongodb/mongodb-driver-core/3.8.2/mongodb-driver-core-3.8.2.jar:/Users/guochao/.m2/repository/org/springframework/data/spring-data-mongodb/2.1.6.RELEASE/spring-data-mongodb-2.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-tx/5.1.6.RELEASE/spring-tx-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/data/spring-data-commons/2.1.6.RELEASE/spring-data-commons-2.1.6.RELEASE.jar:/Users/guochao/.m2/repository/commons-fileupload/commons-fileupload/1.2.1/commons-fileupload-1.2.1.jar:/Users/guochao/.m2/repository/org/ansj/ansj_seg/5.1.1/ansj_seg-5.1.1.jar:/Users/guochao/.m2/repository/org/nlpcn/nlp-lang/1.7.2/nlp-lang-1.7.2.jar:/Users/guochao/.m2/repository/com/hankcs/hanlp/portable-1.7.0/hanlp-portable-1.7.0.jar:/Users/guochao/.m2/repository/org/projectlombok/lombok/1.18.8/lombok-1.18.8.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter-zookeeper-config/2.1.2.RELEASE/spring-cloud-starter-zookeeper-config-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter-zookeeper/2.1.2.RELEASE/spring-cloud-starter-zookeeper-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-commons/2.1.2.RELEASE/spring-cloud-commons-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-zookeeper-core/2.1.2.RELEASE/spring-cloud-zookeeper-core-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-zookeeper-config/2.1.2.RELEASE/spring-cloud-zookeeper-config-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/apache/curator/curator-recipes/4.0.1/curator-recipes-4.0.1.jar:/Users/guochao/.m2/repository/org/apache/curator/curator-framework/4.0.1/curator-framework-4.0.1.jar:/Users/guochao/.m2/repository/org/apache/curator/curator-client/4.0.1/curator-client-4.0.1.jar:/Users/guochao/.m2/repository/org/apache/zookeeper/zookeeper/3.5.3-beta/zookeeper-3.5.3-beta.jar:/Users/guochao/.m2/repository/commons-cli/commons-cli/1.2/commons-cli-1.2.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-context/2.1.2.RELEASE/spring-cloud-context-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/security/spring-security-crypto/5.1.5.RELEASE/spring-security-crypto-5.1.5.RELEASE.jar:/Users/guochao/.m2/repository/com/alibaba/cloud/spring-cloud-starter-alibaba-nacos-discovery/2.1.0.RELEASE/spring-cloud-starter-alibaba-nacos-discovery-2.1.0.RELEASE.jar:/Users/guochao/.m2/repository/com/alibaba/cloud/spring-cloud-alibaba-nacos-discovery/2.1.0.RELEASE/spring-cloud-alibaba-nacos-discovery-2.1.0.RELEASE.jar:/Users/guochao/.m2/repository/com/alibaba/nacos/nacos-client/1.1.1/nacos-client-1.1.1.jar:/Users/guochao/.m2/repository/com/alibaba/nacos/nacos-common/1.1.1/nacos-common-1.1.1.jar:/Users/guochao/.m2/repository/commons-io/commons-io/2.2/commons-io-2.2.jar:/Users/guochao/.m2/repository/org/apache/commons/commons-lang3/3.8.1/commons-lang3-3.8.1.jar:/Users/guochao/.m2/repository/com/alibaba/nacos/nacos-api/1.1.1/nacos-api-1.1.1.jar:/Users/guochao/.m2/repository/com/alibaba/fastjson/1.2.47/fastjson-1.2.47.jar:/Users/guochao/.m2/repository/io/prometheus/simpleclient/0.5.0/simpleclient-0.5.0.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter-netflix-ribbon/2.1.2.RELEASE/spring-cloud-starter-netflix-ribbon-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter/2.1.2.RELEASE/spring-cloud-starter-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/security/spring-security-rsa/1.0.7.RELEASE/spring-security-rsa-1.0.7.RELEASE.jar:/Users/guochao/.m2/repository/org/bouncycastle/bcpkix-jdk15on/1.60/bcpkix-jdk15on-1.60.jar:/Users/guochao/.m2/repository/org/bouncycastle/bcprov-jdk15on/1.60/bcprov-jdk15on-1.60.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-netflix-ribbon/2.1.2.RELEASE/spring-cloud-netflix-ribbon-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-netflix-archaius/2.1.2.RELEASE/spring-cloud-netflix-archaius-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter-netflix-archaius/2.1.2.RELEASE/spring-cloud-starter-netflix-archaius-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/com/netflix/archaius/archaius-core/0.7.6/archaius-core-0.7.6.jar:/Users/guochao/.m2/repository/commons-configuration/commons-configuration/1.8/commons-configuration-1.8.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon/2.3.0/ribbon-2.3.0.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon-transport/2.3.0/ribbon-transport-2.3.0.jar:/Users/guochao/.m2/repository/io/reactivex/rxnetty-contexts/0.4.9/rxnetty-contexts-0.4.9.jar:/Users/guochao/.m2/repository/io/reactivex/rxnetty-servo/0.4.9/rxnetty-servo-0.4.9.jar:/Users/guochao/.m2/repository/com/netflix/hystrix/hystrix-core/1.5.18/hystrix-core-1.5.18.jar:/Users/guochao/.m2/repository/org/hdrhistogram/HdrHistogram/2.1.9/HdrHistogram-2.1.9.jar:/Users/guochao/.m2/repository/javax/inject/javax.inject/1/javax.inject-1.jar:/Users/guochao/.m2/repository/io/reactivex/rxnetty/0.4.9/rxnetty-0.4.9.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon-core/2.3.0/ribbon-core-2.3.0.jar:/Users/guochao/.m2/repository/commons-lang/commons-lang/2.6/commons-lang-2.6.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon-httpclient/2.3.0/ribbon-httpclient-2.3.0.jar:/Users/guochao/.m2/repository/commons-collections/commons-collections/3.2.2/commons-collections-3.2.2.jar:/Users/guochao/.m2/repository/com/sun/jersey/jersey-client/1.19.1/jersey-client-1.19.1.jar:/Users/guochao/.m2/repository/com/sun/jersey/jersey-core/1.19.1/jersey-core-1.19.1.jar:/Users/guochao/.m2/repository/javax/ws/rs/jsr311-api/1.1.1/jsr311-api-1.1.1.jar:/Users/guochao/.m2/repository/com/sun/jersey/contribs/jersey-apache-client4/1.19.1/jersey-apache-client4-1.19.1.jar:/Users/guochao/.m2/repository/com/netflix/servo/servo-core/0.12.21/servo-core-0.12.21.jar:/Users/guochao/.m2/repository/com/netflix/netflix-commons/netflix-commons-util/0.3.0/netflix-commons-util-0.3.0.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon-loadbalancer/2.3.0/ribbon-loadbalancer-2.3.0.jar:/Users/guochao/.m2/repository/com/netflix/netflix-commons/netflix-statistics/0.1.1/netflix-statistics-0.1.1.jar:/Users/guochao/.m2/repository/io/reactivex/rxjava/1.3.8/rxjava-1.3.8.jar:/Users/guochao/.m2/repository/com/aliyun/oss/aliyun-sdk-oss/3.8.0/aliyun-sdk-oss-3.8.0.jar:/Users/guochao/.m2/repository/org/apache/httpcomponents/httpclient/4.5.8/httpclient-4.5.8.jar:/Users/guochao/.m2/repository/org/apache/httpcomponents/httpcore/4.4.11/httpcore-4.4.11.jar:/Users/guochao/.m2/repository/org/jdom/jdom/1.1/jdom-1.1.jar:/Users/guochao/.m2/repository/org/codehaus/jettison/jettison/1.1/jettison-1.1.jar:/Users/guochao/.m2/repository/stax/stax-api/1.0.1/stax-api-1.0.1.jar:/Users/guochao/.m2/repository/com/aliyun/aliyun-java-sdk-core/3.4.0/aliyun-java-sdk-core-3.4.0.jar:/Users/guochao/.m2/repository/com/aliyun/aliyun-java-sdk-ram/3.0.0/aliyun-java-sdk-ram-3.0.0.jar:/Users/guochao/.m2/repository/com/aliyun/aliyun-java-sdk-sts/3.0.0/aliyun-java-sdk-sts-3.0.0.jar:/Users/guochao/.m2/repository/com/aliyun/aliyun-java-sdk-ecs/4.2.0/aliyun-java-sdk-ecs-4.2.0.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-aop/2.1.4.RELEASE/spring-boot-starter-aop-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-aop/5.1.6.RELEASE/spring-aop-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/aspectj/aspectjweaver/1.9.2/aspectjweaver-1.9.2.jar:/Users/guochao/.m2/repository/com/google/guava/guava/25.0-jre/guava-25.0-jre.jar:/Users/guochao/.m2/repository/com/google/code/findbugs/jsr305/1.3.9/jsr305-1.3.9.jar:/Users/guochao/.m2/repository/org/checkerframework/checker-compat-qual/2.0.0/checker-compat-qual-2.0.0.jar:/Users/guochao/.m2/repository/com/google/errorprone/error_prone_annotations/2.1.3/error_prone_annotations-2.1.3.jar:/Users/guochao/.m2/repository/com/google/j2objc/j2objc-annotations/1.1/j2objc-annotations-1.1.jar:/Users/guochao/.m2/repository/org/codehaus/mojo/animal-sniffer-annotations/1.14/animal-sniffer-annotations-1.14.jar:/Applications/IntelliJ IDEA.app/Contents/lib/idea_rt.jar 
16:49:16.647 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.library.path=/Users/guochao/Library/Java/Extensions:/Library/Java/Extensions:/Network/Library/Java/Extensions:/System/Library/Java/Extensions:/usr/lib/java:. 
16:49:16.647 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.io.tmpdir=/var/folders/z7/lr15ch9n11jbc7g7ktktl8nw0000gn/T/ 
16:49:16.647 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.compiler=<NA> 
16:49:16.647 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.name=Mac OS X 
16:49:16.647 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.arch=x86_64 
16:49:16.647 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.version=10.14.6 
16:49:16.647 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:user.name=guochao 
16:49:16.647 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:user.home=/Users/guochao 
16:49:16.647 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:user.dir=/Users/guochao/Desktop/project/crowdsource-backend 
16:49:16.647 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.memory.free=81MB 
16:49:16.647 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.memory.max=3641MB 
16:49:16.647 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.memory.total=149MB 
16:49:16.671 [main] INFO  o.a.c.f.imps.CuratorFrameworkImpl - Starting 
16:49:16.675 [main] INFO  org.apache.zookeeper.ZooKeeper - Initiating client connection, connectString=101.37.175.111:2181 sessionTimeout=60000 watcher=org.apache.curator.ConnectionState@47a5b70d 
16:49:16.684 [main] INFO  o.apache.zookeeper.ClientCnxnSocket - jute.maxbuffer value is 4194304 Bytes 
16:49:16.692 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
16:49:16.699 [main] INFO  o.a.c.f.imps.CuratorFrameworkImpl - Default schema 
16:49:16.749 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Socket connection established, initiating session, client: /172.16.100.146:58101, server: 101.37.175.111/101.37.175.111:2181 
16:49:16.793 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Session establishment complete on server 101.37.175.111/101.37.175.111:2181, sessionid = 0x17559ef9a3fca3a, negotiated timeout = 40000 
16:49:16.801 [main-EventThread] INFO  o.a.c.f.s.ConnectionStateManager - State change: CONNECTED 
16:49:17.981 [main] INFO  o.s.c.b.c.PropertySourceBootstrapConfiguration - Located property source: CompositePropertySource {name='zookeeper', propertySources=[ZookeeperPropertySource {name='/config/mooctest-crowdsource-backend,dev'}, ZookeeperPropertySource {name='/config/mooctest-crowdsource-backend'}, ZookeeperPropertySource {name='/config/application,dev'}, ZookeeperPropertySource {name='/config/application'}]} 
16:49:18.017 [main] INFO  edu.nju.BugApplication - The following profiles are active: dev 
16:49:18.516 [main] INFO  o.s.d.r.c.RepositoryConfigurationDelegate - Bootstrapping Spring Data repositories in DEFAULT mode. 
16:49:18.534 [main] INFO  o.s.d.r.c.RepositoryConfigurationDelegate - Finished Spring Data repository scanning in 15ms. Found 0 repository interfaces. 
16:49:18.668 [main] INFO  o.s.c.context.scope.GenericScope - BeanFactory id=b2306abe-4109-3c0b-bf9b-f4447f91967a 
16:49:18.808 [main] INFO  o.s.c.s.PostProcessorRegistrationDelegate$BeanPostProcessorChecker - Bean 'org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration' of type [org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration$$EnhancerBySpringCGLIB$$ba83b1d7] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) 
16:49:19.077 [main] INFO  o.s.b.w.e.tomcat.TomcatWebServer - Tomcat initialized with port(s): 8090 (http) 
16:49:19.092 [main] INFO  o.a.catalina.core.StandardService - Starting service [Tomcat] 
16:49:19.092 [main] INFO  o.a.catalina.core.StandardEngine - Starting Servlet engine: [Apache Tomcat/9.0.17] 
16:49:19.172 [main] INFO  o.a.c.c.C.[.[localhost].[/Bug/api] - Initializing Spring embedded WebApplicationContext 
16:49:19.172 [main] INFO  o.s.web.context.ContextLoader - Root WebApplicationContext: initialization completed in 1148 ms 
16:49:19.443 [main] INFO  org.mongodb.driver.cluster - Cluster created with settings {hosts=[localhost:27017], mode=SINGLE, requiredClusterType=UNKNOWN, serverSelectionTimeout='30000 ms', maxWaitQueueSize=500} 
16:49:19.467 [cluster-ClusterId{value='6087d00f6adc0443435faa5f', description='null'}-localhost:27017] INFO  org.mongodb.driver.cluster - Exception in monitor thread while connecting to server localhost:27017 
com.mongodb.MongoSocketOpenException: Exception opening socket
	at com.mongodb.internal.connection.SocketStream.open(SocketStream.java:67)
	at com.mongodb.internal.connection.InternalStreamConnection.open(InternalStreamConnection.java:126)
	at com.mongodb.internal.connection.DefaultServerMonitor$ServerMonitorRunnable.run(DefaultServerMonitor.java:117)
	at java.lang.Thread.run(Thread.java:748)
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:589)
	at com.mongodb.internal.connection.SocketStreamHelper.initialize(SocketStreamHelper.java:64)
	at com.mongodb.internal.connection.SocketStream.open(SocketStream.java:62)
	... 3 common frames omitted
16:49:19.787 [main] INFO  org.mongodb.driver.cluster - Cluster description not yet available. Waiting for 30000 ms before timing out 
16:49:49.798 [main] WARN  o.s.b.w.s.c.AnnotationConfigServletWebServerApplicationContext - Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'analyzeController': Unsatisfied dependency expressed through field 'aservice'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'analyzeService': Unsatisfied dependency expressed through field 'ctbdao'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'CTBDao': Unsatisfied dependency expressed through field 'mongoOperations'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'mongoTemplate' defined in class path resource [org/springframework/boot/autoconfigure/data/mongo/MongoDataAutoConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.springframework.data.mongodb.core.MongoTemplate]: Factory method 'mongoTemplate' threw exception; nested exception is org.springframework.dao.DataAccessResourceFailureException: Timed out after 30000 ms while waiting to connect. Client view of cluster state is {type=UNKNOWN, servers=[{address=localhost:27017, type=UNKNOWN, state=CONNECTING, exception={com.mongodb.MongoSocketOpenException: Exception opening socket}, caused by {java.net.ConnectException: Connection refused (Connection refused)}}]; nested exception is com.mongodb.MongoTimeoutException: Timed out after 30000 ms while waiting to connect. Client view of cluster state is {type=UNKNOWN, servers=[{address=localhost:27017, type=UNKNOWN, state=CONNECTING, exception={com.mongodb.MongoSocketOpenException: Exception opening socket}, caused by {java.net.ConnectException: Connection refused (Connection refused)}}] 
16:49:49.802 [main] INFO  o.a.catalina.core.StandardService - Stopping service [Tomcat] 
16:49:49.812 [main] INFO  o.s.b.a.l.ConditionEvaluationReportLoggingListener - 

Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled. 
16:49:49.813 [Curator-Framework-0] INFO  o.a.c.f.imps.CuratorFrameworkImpl - backgroundOperationsLoop exiting 
16:49:49.848 [main] INFO  org.apache.zookeeper.ZooKeeper - Session: 0x17559ef9a3fca3a closed 
16:49:49.848 [main-EventThread] INFO  org.apache.zookeeper.ClientCnxn - EventThread shut down for session: 0x17559ef9a3fca3a 
16:49:49.856 [main] ERROR o.s.boot.SpringApplication - Application run failed 
org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'analyzeController': Unsatisfied dependency expressed through field 'aservice'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'analyzeService': Unsatisfied dependency expressed through field 'ctbdao'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'CTBDao': Unsatisfied dependency expressed through field 'mongoOperations'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'mongoTemplate' defined in class path resource [org/springframework/boot/autoconfigure/data/mongo/MongoDataAutoConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.springframework.data.mongodb.core.MongoTemplate]: Factory method 'mongoTemplate' threw exception; nested exception is org.springframework.dao.DataAccessResourceFailureException: Timed out after 30000 ms while waiting to connect. Client view of cluster state is {type=UNKNOWN, servers=[{address=localhost:27017, type=UNKNOWN, state=CONNECTING, exception={com.mongodb.MongoSocketOpenException: Exception opening socket}, caused by {java.net.ConnectException: Connection refused (Connection refused)}}]; nested exception is com.mongodb.MongoTimeoutException: Timed out after 30000 ms while waiting to connect. Client view of cluster state is {type=UNKNOWN, servers=[{address=localhost:27017, type=UNKNOWN, state=CONNECTING, exception={com.mongodb.MongoSocketOpenException: Exception opening socket}, caused by {java.net.ConnectException: Connection refused (Connection refused)}}]
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:596)
	at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:90)
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:374)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1411)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:592)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:849)
	at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:877)
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:549)
	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
	at edu.nju.BugApplication.main(BugApplication.java:10)
Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'analyzeService': Unsatisfied dependency expressed through field 'ctbdao'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'CTBDao': Unsatisfied dependency expressed through field 'mongoOperations'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'mongoTemplate' defined in class path resource [org/springframework/boot/autoconfigure/data/mongo/MongoDataAutoConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.springframework.data.mongodb.core.MongoTemplate]: Factory method 'mongoTemplate' threw exception; nested exception is org.springframework.dao.DataAccessResourceFailureException: Timed out after 30000 ms while waiting to connect. Client view of cluster state is {type=UNKNOWN, servers=[{address=localhost:27017, type=UNKNOWN, state=CONNECTING, exception={com.mongodb.MongoSocketOpenException: Exception opening socket}, caused by {java.net.ConnectException: Connection refused (Connection refused)}}]; nested exception is com.mongodb.MongoTimeoutException: Timed out after 30000 ms while waiting to connect. Client view of cluster state is {type=UNKNOWN, servers=[{address=localhost:27017, type=UNKNOWN, state=CONNECTING, exception={com.mongodb.MongoSocketOpenException: Exception opening socket}, caused by {java.net.ConnectException: Connection refused (Connection refused)}}]
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:596)
	at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:90)
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:374)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1411)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:592)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
	at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1247)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:593)
	... 19 common frames omitted
Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'CTBDao': Unsatisfied dependency expressed through field 'mongoOperations'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'mongoTemplate' defined in class path resource [org/springframework/boot/autoconfigure/data/mongo/MongoDataAutoConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.springframework.data.mongodb.core.MongoTemplate]: Factory method 'mongoTemplate' threw exception; nested exception is org.springframework.dao.DataAccessResourceFailureException: Timed out after 30000 ms while waiting to connect. Client view of cluster state is {type=UNKNOWN, servers=[{address=localhost:27017, type=UNKNOWN, state=CONNECTING, exception={com.mongodb.MongoSocketOpenException: Exception opening socket}, caused by {java.net.ConnectException: Connection refused (Connection refused)}}]; nested exception is com.mongodb.MongoTimeoutException: Timed out after 30000 ms while waiting to connect. Client view of cluster state is {type=UNKNOWN, servers=[{address=localhost:27017, type=UNKNOWN, state=CONNECTING, exception={com.mongodb.MongoSocketOpenException: Exception opening socket}, caused by {java.net.ConnectException: Connection refused (Connection refused)}}]
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:596)
	at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:90)
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:374)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1411)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:592)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
	at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1247)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:593)
	... 32 common frames omitted
Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'mongoTemplate' defined in class path resource [org/springframework/boot/autoconfigure/data/mongo/MongoDataAutoConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.springframework.data.mongodb.core.MongoTemplate]: Factory method 'mongoTemplate' threw exception; nested exception is org.springframework.dao.DataAccessResourceFailureException: Timed out after 30000 ms while waiting to connect. Client view of cluster state is {type=UNKNOWN, servers=[{address=localhost:27017, type=UNKNOWN, state=CONNECTING, exception={com.mongodb.MongoSocketOpenException: Exception opening socket}, caused by {java.net.ConnectException: Connection refused (Connection refused)}}]; nested exception is com.mongodb.MongoTimeoutException: Timed out after 30000 ms while waiting to connect. Client view of cluster state is {type=UNKNOWN, servers=[{address=localhost:27017, type=UNKNOWN, state=CONNECTING, exception={com.mongodb.MongoSocketOpenException: Exception opening socket}, caused by {java.net.ConnectException: Connection refused (Connection refused)}}]
	at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:627)
	at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:607)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1321)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1160)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
	at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1247)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:593)
	... 45 common frames omitted
Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.springframework.data.mongodb.core.MongoTemplate]: Factory method 'mongoTemplate' threw exception; nested exception is org.springframework.dao.DataAccessResourceFailureException: Timed out after 30000 ms while waiting to connect. Client view of cluster state is {type=UNKNOWN, servers=[{address=localhost:27017, type=UNKNOWN, state=CONNECTING, exception={com.mongodb.MongoSocketOpenException: Exception opening socket}, caused by {java.net.ConnectException: Connection refused (Connection refused)}}]; nested exception is com.mongodb.MongoTimeoutException: Timed out after 30000 ms while waiting to connect. Client view of cluster state is {type=UNKNOWN, servers=[{address=localhost:27017, type=UNKNOWN, state=CONNECTING, exception={com.mongodb.MongoSocketOpenException: Exception opening socket}, caused by {java.net.ConnectException: Connection refused (Connection refused)}}]
	at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:185)
	at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:622)
	... 58 common frames omitted
Caused by: org.springframework.dao.DataAccessResourceFailureException: Timed out after 30000 ms while waiting to connect. Client view of cluster state is {type=UNKNOWN, servers=[{address=localhost:27017, type=UNKNOWN, state=CONNECTING, exception={com.mongodb.MongoSocketOpenException: Exception opening socket}, caused by {java.net.ConnectException: Connection refused (Connection refused)}}]; nested exception is com.mongodb.MongoTimeoutException: Timed out after 30000 ms while waiting to connect. Client view of cluster state is {type=UNKNOWN, servers=[{address=localhost:27017, type=UNKNOWN, state=CONNECTING, exception={com.mongodb.MongoSocketOpenException: Exception opening socket}, caused by {java.net.ConnectException: Connection refused (Connection refused)}}]
	at org.springframework.data.mongodb.core.MongoExceptionTranslator.translateExceptionIfPossible(MongoExceptionTranslator.java:90)
	at org.springframework.data.mongodb.core.MongoTemplate.potentiallyConvertRuntimeException(MongoTemplate.java:2781)
	at org.springframework.data.mongodb.core.MongoTemplate.execute(MongoTemplate.java:547)
	at org.springframework.data.mongodb.core.DefaultIndexOperations.execute(DefaultIndexOperations.java:218)
	at org.springframework.data.mongodb.core.DefaultIndexOperations.ensureIndex(DefaultIndexOperations.java:121)
	at org.springframework.data.mongodb.core.index.MongoPersistentEntityIndexCreator.createIndex(MongoPersistentEntityIndexCreator.java:145)
	at org.springframework.data.mongodb.core.index.MongoPersistentEntityIndexCreator.checkForAndCreateIndexes(MongoPersistentEntityIndexCreator.java:135)
	at org.springframework.data.mongodb.core.index.MongoPersistentEntityIndexCreator.checkForIndexes(MongoPersistentEntityIndexCreator.java:127)
	at org.springframework.data.mongodb.core.index.MongoPersistentEntityIndexCreator.<init>(MongoPersistentEntityIndexCreator.java:93)
	at org.springframework.data.mongodb.core.index.MongoPersistentEntityIndexCreator.<init>(MongoPersistentEntityIndexCreator.java:70)
	at org.springframework.data.mongodb.core.MongoTemplate.<init>(MongoTemplate.java:249)
	at org.springframework.boot.autoconfigure.data.mongo.MongoDataAutoConfiguration.mongoTemplate(MongoDataAutoConfiguration.java:111)
	at org.springframework.boot.autoconfigure.data.mongo.MongoDataAutoConfiguration$$EnhancerBySpringCGLIB$$24d5531a.CGLIB$mongoTemplate$0(<generated>)
	at org.springframework.boot.autoconfigure.data.mongo.MongoDataAutoConfiguration$$EnhancerBySpringCGLIB$$24d5531a$$FastClassBySpringCGLIB$$74c8bd1f.invoke(<generated>)
	at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:244)
	at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:363)
	at org.springframework.boot.autoconfigure.data.mongo.MongoDataAutoConfiguration$$EnhancerBySpringCGLIB$$24d5531a.mongoTemplate(<generated>)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:154)
	... 59 common frames omitted
Caused by: com.mongodb.MongoTimeoutException: Timed out after 30000 ms while waiting to connect. Client view of cluster state is {type=UNKNOWN, servers=[{address=localhost:27017, type=UNKNOWN, state=CONNECTING, exception={com.mongodb.MongoSocketOpenException: Exception opening socket}, caused by {java.net.ConnectException: Connection refused (Connection refused)}}]
	at com.mongodb.internal.connection.BaseCluster.getDescription(BaseCluster.java:179)
	at com.mongodb.internal.connection.SingleServerCluster.getDescription(SingleServerCluster.java:41)
	at com.mongodb.client.internal.MongoClientDelegate.getConnectedClusterDescription(MongoClientDelegate.java:136)
	at com.mongodb.client.internal.MongoClientDelegate.createClientSession(MongoClientDelegate.java:94)
	at com.mongodb.client.internal.MongoClientDelegate$DelegateOperationExecutor.getClientSession(MongoClientDelegate.java:249)
	at com.mongodb.client.internal.MongoClientDelegate$DelegateOperationExecutor.execute(MongoClientDelegate.java:190)
	at com.mongodb.client.internal.MongoCollectionImpl.executeCreateIndexes(MongoCollectionImpl.java:805)
	at com.mongodb.client.internal.MongoCollectionImpl.createIndexes(MongoCollectionImpl.java:788)
	at com.mongodb.client.internal.MongoCollectionImpl.createIndexes(MongoCollectionImpl.java:783)
	at com.mongodb.client.internal.MongoCollectionImpl.createIndex(MongoCollectionImpl.java:768)
	at org.springframework.data.mongodb.core.DefaultIndexOperations.lambda$ensureIndex$0(DefaultIndexOperations.java:135)
	at org.springframework.data.mongodb.core.MongoTemplate.execute(MongoTemplate.java:545)
	... 78 common frames omitted
16:52:58.862 [main] INFO  o.s.c.s.PostProcessorRegistrationDelegate$BeanPostProcessorChecker - Bean 'org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration' of type [org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration$$EnhancerBySpringCGLIB$$b4b3bd44] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) 
16:52:59.039 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:zookeeper.version=3.5.3-beta-8ce24f9e675cbefffb8f21a47e06b42864475a60, built on 04/03/2017 16:19 GMT 
16:52:59.039 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:host.name=172.16.100.146 
16:52:59.039 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.version=1.8.0_181 
16:52:59.039 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.vendor=Oracle Corporation 
16:52:59.039 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.home=/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre 
16:52:59.039 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.class.path=/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/charsets.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/deploy.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/cldrdata.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/dnsns.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/jaccess.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/jfxrt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/localedata.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/nashorn.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/sunec.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/sunjce_provider.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/sunpkcs11.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/zipfs.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/javaws.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/jce.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/jfr.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/jfxswt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/jsse.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/management-agent.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/plugin.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/resources.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/rt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/ant-javafx.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/dt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/javafx-mx.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/jconsole.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/packager.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/sa-jdi.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/tools.jar:/Users/guochao/Desktop/project/crowdsource-backend/target/classes:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-web/2.1.4.RELEASE/spring-boot-starter-web-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter/2.1.4.RELEASE/spring-boot-starter-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot/2.1.4.RELEASE/spring-boot-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-autoconfigure/2.1.4.RELEASE/spring-boot-autoconfigure-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-logging/2.1.4.RELEASE/spring-boot-starter-logging-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/ch/qos/logback/logback-classic/1.2.3/logback-classic-1.2.3.jar:/Users/guochao/.m2/repository/ch/qos/logback/logback-core/1.2.3/logback-core-1.2.3.jar:/Users/guochao/.m2/repository/org/apache/logging/log4j/log4j-to-slf4j/2.11.2/log4j-to-slf4j-2.11.2.jar:/Users/guochao/.m2/repository/org/apache/logging/log4j/log4j-api/2.11.2/log4j-api-2.11.2.jar:/Users/guochao/.m2/repository/org/slf4j/jul-to-slf4j/1.7.26/jul-to-slf4j-1.7.26.jar:/Users/guochao/.m2/repository/javax/annotation/javax.annotation-api/1.3.2/javax.annotation-api-1.3.2.jar:/Users/guochao/.m2/repository/org/yaml/snakeyaml/1.23/snakeyaml-1.23.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-json/2.1.4.RELEASE/spring-boot-starter-json-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/core/jackson-databind/2.9.8/jackson-databind-2.9.8.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/core/jackson-annotations/2.9.0/jackson-annotations-2.9.0.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/core/jackson-core/2.9.8/jackson-core-2.9.8.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/datatype/jackson-datatype-jdk8/2.9.8/jackson-datatype-jdk8-2.9.8.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/datatype/jackson-datatype-jsr310/2.9.8/jackson-datatype-jsr310-2.9.8.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/module/jackson-module-parameter-names/2.9.8/jackson-module-parameter-names-2.9.8.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-tomcat/2.1.4.RELEASE/spring-boot-starter-tomcat-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/apache/tomcat/embed/tomcat-embed-core/9.0.17/tomcat-embed-core-9.0.17.jar:/Users/guochao/.m2/repository/org/apache/tomcat/embed/tomcat-embed-el/9.0.17/tomcat-embed-el-9.0.17.jar:/Users/guochao/.m2/repository/org/apache/tomcat/embed/tomcat-embed-websocket/9.0.17/tomcat-embed-websocket-9.0.17.jar:/Users/guochao/.m2/repository/org/hibernate/validator/hibernate-validator/6.0.16.Final/hibernate-validator-6.0.16.Final.jar:/Users/guochao/.m2/repository/javax/validation/validation-api/2.0.1.Final/validation-api-2.0.1.Final.jar:/Users/guochao/.m2/repository/org/jboss/logging/jboss-logging/3.3.2.Final/jboss-logging-3.3.2.Final.jar:/Users/guochao/.m2/repository/com/fasterxml/classmate/1.4.0/classmate-1.4.0.jar:/Users/guochao/.m2/repository/org/springframework/spring-web/5.1.6.RELEASE/spring-web-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-beans/5.1.6.RELEASE/spring-beans-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-webmvc/5.1.6.RELEASE/spring-webmvc-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-context/5.1.6.RELEASE/spring-context-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-expression/5.1.6.RELEASE/spring-expression-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/session/spring-session-core/2.1.5.RELEASE/spring-session-core-2.1.5.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-jcl/5.1.6.RELEASE/spring-jcl-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/slf4j/slf4j-api/1.7.26/slf4j-api-1.7.26.jar:/Users/guochao/.m2/repository/org/springframework/spring-core/5.1.6.RELEASE/spring-core-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/com/google/code/gson/gson/2.8.2/gson-2.8.2.jar:/Users/guochao/.m2/repository/org/json/json/20160810/json-20160810.jar:/Users/guochao/.m2/repository/org/apache/poi/poi/3.17/poi-3.17.jar:/Users/guochao/.m2/repository/commons-codec/commons-codec/1.11/commons-codec-1.11.jar:/Users/guochao/.m2/repository/org/apache/commons/commons-collections4/4.1/commons-collections4-4.1.jar:/Users/guochao/.m2/repository/org/apache/poi/poi-ooxml/3.17/poi-ooxml-3.17.jar:/Users/guochao/.m2/repository/org/apache/poi/poi-ooxml-schemas/3.17/poi-ooxml-schemas-3.17.jar:/Users/guochao/.m2/repository/org/apache/xmlbeans/xmlbeans/2.6.0/xmlbeans-2.6.0.jar:/Users/guochao/.m2/repository/com/github/virtuald/curvesapi/1.04/curvesapi-1.04.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-data-mongodb/2.1.4.RELEASE/spring-boot-starter-data-mongodb-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/mongodb/mongodb-driver/3.8.2/mongodb-driver-3.8.2.jar:/Users/guochao/.m2/repository/org/mongodb/bson/3.8.2/bson-3.8.2.jar:/Users/guochao/.m2/repository/org/mongodb/mongodb-driver-core/3.8.2/mongodb-driver-core-3.8.2.jar:/Users/guochao/.m2/repository/org/springframework/data/spring-data-mongodb/2.1.6.RELEASE/spring-data-mongodb-2.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-tx/5.1.6.RELEASE/spring-tx-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/data/spring-data-commons/2.1.6.RELEASE/spring-data-commons-2.1.6.RELEASE.jar:/Users/guochao/.m2/repository/commons-fileupload/commons-fileupload/1.2.1/commons-fileupload-1.2.1.jar:/Users/guochao/.m2/repository/org/ansj/ansj_seg/5.1.1/ansj_seg-5.1.1.jar:/Users/guochao/.m2/repository/org/nlpcn/nlp-lang/1.7.2/nlp-lang-1.7.2.jar:/Users/guochao/.m2/repository/com/hankcs/hanlp/portable-1.7.0/hanlp-portable-1.7.0.jar:/Users/guochao/.m2/repository/org/projectlombok/lombok/1.18.8/lombok-1.18.8.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter-zookeeper-config/2.1.2.RELEASE/spring-cloud-starter-zookeeper-config-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter-zookeeper/2.1.2.RELEASE/spring-cloud-starter-zookeeper-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-commons/2.1.2.RELEASE/spring-cloud-commons-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-zookeeper-core/2.1.2.RELEASE/spring-cloud-zookeeper-core-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-zookeeper-config/2.1.2.RELEASE/spring-cloud-zookeeper-config-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/apache/curator/curator-recipes/4.0.1/curator-recipes-4.0.1.jar:/Users/guochao/.m2/repository/org/apache/curator/curator-framework/4.0.1/curator-framework-4.0.1.jar:/Users/guochao/.m2/repository/org/apache/curator/curator-client/4.0.1/curator-client-4.0.1.jar:/Users/guochao/.m2/repository/org/apache/zookeeper/zookeeper/3.5.3-beta/zookeeper-3.5.3-beta.jar:/Users/guochao/.m2/repository/commons-cli/commons-cli/1.2/commons-cli-1.2.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-context/2.1.2.RELEASE/spring-cloud-context-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/security/spring-security-crypto/5.1.5.RELEASE/spring-security-crypto-5.1.5.RELEASE.jar:/Users/guochao/.m2/repository/com/alibaba/cloud/spring-cloud-starter-alibaba-nacos-discovery/2.1.0.RELEASE/spring-cloud-starter-alibaba-nacos-discovery-2.1.0.RELEASE.jar:/Users/guochao/.m2/repository/com/alibaba/cloud/spring-cloud-alibaba-nacos-discovery/2.1.0.RELEASE/spring-cloud-alibaba-nacos-discovery-2.1.0.RELEASE.jar:/Users/guochao/.m2/repository/com/alibaba/nacos/nacos-client/1.1.1/nacos-client-1.1.1.jar:/Users/guochao/.m2/repository/com/alibaba/nacos/nacos-common/1.1.1/nacos-common-1.1.1.jar:/Users/guochao/.m2/repository/commons-io/commons-io/2.2/commons-io-2.2.jar:/Users/guochao/.m2/repository/org/apache/commons/commons-lang3/3.8.1/commons-lang3-3.8.1.jar:/Users/guochao/.m2/repository/com/alibaba/nacos/nacos-api/1.1.1/nacos-api-1.1.1.jar:/Users/guochao/.m2/repository/com/alibaba/fastjson/1.2.47/fastjson-1.2.47.jar:/Users/guochao/.m2/repository/io/prometheus/simpleclient/0.5.0/simpleclient-0.5.0.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter-netflix-ribbon/2.1.2.RELEASE/spring-cloud-starter-netflix-ribbon-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter/2.1.2.RELEASE/spring-cloud-starter-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/security/spring-security-rsa/1.0.7.RELEASE/spring-security-rsa-1.0.7.RELEASE.jar:/Users/guochao/.m2/repository/org/bouncycastle/bcpkix-jdk15on/1.60/bcpkix-jdk15on-1.60.jar:/Users/guochao/.m2/repository/org/bouncycastle/bcprov-jdk15on/1.60/bcprov-jdk15on-1.60.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-netflix-ribbon/2.1.2.RELEASE/spring-cloud-netflix-ribbon-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-netflix-archaius/2.1.2.RELEASE/spring-cloud-netflix-archaius-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter-netflix-archaius/2.1.2.RELEASE/spring-cloud-starter-netflix-archaius-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/com/netflix/archaius/archaius-core/0.7.6/archaius-core-0.7.6.jar:/Users/guochao/.m2/repository/commons-configuration/commons-configuration/1.8/commons-configuration-1.8.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon/2.3.0/ribbon-2.3.0.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon-transport/2.3.0/ribbon-transport-2.3.0.jar:/Users/guochao/.m2/repository/io/reactivex/rxnetty-contexts/0.4.9/rxnetty-contexts-0.4.9.jar:/Users/guochao/.m2/repository/io/reactivex/rxnetty-servo/0.4.9/rxnetty-servo-0.4.9.jar:/Users/guochao/.m2/repository/com/netflix/hystrix/hystrix-core/1.5.18/hystrix-core-1.5.18.jar:/Users/guochao/.m2/repository/org/hdrhistogram/HdrHistogram/2.1.9/HdrHistogram-2.1.9.jar:/Users/guochao/.m2/repository/javax/inject/javax.inject/1/javax.inject-1.jar:/Users/guochao/.m2/repository/io/reactivex/rxnetty/0.4.9/rxnetty-0.4.9.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon-core/2.3.0/ribbon-core-2.3.0.jar:/Users/guochao/.m2/repository/commons-lang/commons-lang/2.6/commons-lang-2.6.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon-httpclient/2.3.0/ribbon-httpclient-2.3.0.jar:/Users/guochao/.m2/repository/commons-collections/commons-collections/3.2.2/commons-collections-3.2.2.jar:/Users/guochao/.m2/repository/com/sun/jersey/jersey-client/1.19.1/jersey-client-1.19.1.jar:/Users/guochao/.m2/repository/com/sun/jersey/jersey-core/1.19.1/jersey-core-1.19.1.jar:/Users/guochao/.m2/repository/javax/ws/rs/jsr311-api/1.1.1/jsr311-api-1.1.1.jar:/Users/guochao/.m2/repository/com/sun/jersey/contribs/jersey-apache-client4/1.19.1/jersey-apache-client4-1.19.1.jar:/Users/guochao/.m2/repository/com/netflix/servo/servo-core/0.12.21/servo-core-0.12.21.jar:/Users/guochao/.m2/repository/com/netflix/netflix-commons/netflix-commons-util/0.3.0/netflix-commons-util-0.3.0.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon-loadbalancer/2.3.0/ribbon-loadbalancer-2.3.0.jar:/Users/guochao/.m2/repository/com/netflix/netflix-commons/netflix-statistics/0.1.1/netflix-statistics-0.1.1.jar:/Users/guochao/.m2/repository/io/reactivex/rxjava/1.3.8/rxjava-1.3.8.jar:/Users/guochao/.m2/repository/com/aliyun/oss/aliyun-sdk-oss/3.8.0/aliyun-sdk-oss-3.8.0.jar:/Users/guochao/.m2/repository/org/apache/httpcomponents/httpclient/4.5.8/httpclient-4.5.8.jar:/Users/guochao/.m2/repository/org/apache/httpcomponents/httpcore/4.4.11/httpcore-4.4.11.jar:/Users/guochao/.m2/repository/org/jdom/jdom/1.1/jdom-1.1.jar:/Users/guochao/.m2/repository/org/codehaus/jettison/jettison/1.1/jettison-1.1.jar:/Users/guochao/.m2/repository/stax/stax-api/1.0.1/stax-api-1.0.1.jar:/Users/guochao/.m2/repository/com/aliyun/aliyun-java-sdk-core/3.4.0/aliyun-java-sdk-core-3.4.0.jar:/Users/guochao/.m2/repository/com/aliyun/aliyun-java-sdk-ram/3.0.0/aliyun-java-sdk-ram-3.0.0.jar:/Users/guochao/.m2/repository/com/aliyun/aliyun-java-sdk-sts/3.0.0/aliyun-java-sdk-sts-3.0.0.jar:/Users/guochao/.m2/repository/com/aliyun/aliyun-java-sdk-ecs/4.2.0/aliyun-java-sdk-ecs-4.2.0.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-aop/2.1.4.RELEASE/spring-boot-starter-aop-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-aop/5.1.6.RELEASE/spring-aop-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/aspectj/aspectjweaver/1.9.2/aspectjweaver-1.9.2.jar:/Users/guochao/.m2/repository/com/google/guava/guava/25.0-jre/guava-25.0-jre.jar:/Users/guochao/.m2/repository/com/google/code/findbugs/jsr305/1.3.9/jsr305-1.3.9.jar:/Users/guochao/.m2/repository/org/checkerframework/checker-compat-qual/2.0.0/checker-compat-qual-2.0.0.jar:/Users/guochao/.m2/repository/com/google/errorprone/error_prone_annotations/2.1.3/error_prone_annotations-2.1.3.jar:/Users/guochao/.m2/repository/com/google/j2objc/j2objc-annotations/1.1/j2objc-annotations-1.1.jar:/Users/guochao/.m2/repository/org/codehaus/mojo/animal-sniffer-annotations/1.14/animal-sniffer-annotations-1.14.jar:/Applications/IntelliJ IDEA.app/Contents/lib/idea_rt.jar 
16:52:59.039 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.library.path=/Users/guochao/Library/Java/Extensions:/Library/Java/Extensions:/Network/Library/Java/Extensions:/System/Library/Java/Extensions:/usr/lib/java:. 
16:52:59.039 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.io.tmpdir=/var/folders/z7/lr15ch9n11jbc7g7ktktl8nw0000gn/T/ 
16:52:59.039 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.compiler=<NA> 
16:52:59.039 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.name=Mac OS X 
16:52:59.039 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.arch=x86_64 
16:52:59.039 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.version=10.14.6 
16:52:59.039 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:user.name=guochao 
16:52:59.039 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:user.home=/Users/guochao 
16:52:59.039 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:user.dir=/Users/guochao/Desktop/project/crowdsource-backend 
16:52:59.039 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.memory.free=143MB 
16:52:59.039 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.memory.max=3641MB 
16:52:59.039 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.memory.total=214MB 
16:52:59.058 [main] INFO  o.a.c.f.imps.CuratorFrameworkImpl - Starting 
16:52:59.063 [main] INFO  org.apache.zookeeper.ZooKeeper - Initiating client connection, connectString=101.37.175.111:2181 sessionTimeout=60000 watcher=org.apache.curator.ConnectionState@48a12036 
16:52:59.073 [main] INFO  o.apache.zookeeper.ClientCnxnSocket - jute.maxbuffer value is 4194304 Bytes 
16:52:59.082 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
16:52:59.095 [main] INFO  o.a.c.f.imps.CuratorFrameworkImpl - Default schema 
16:52:59.146 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Socket connection established, initiating session, client: /172.16.100.146:58767, server: 101.37.175.111/101.37.175.111:2181 
16:52:59.183 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Session establishment complete on server 101.37.175.111/101.37.175.111:2181, sessionid = 0x17559ef9a3fca3b, negotiated timeout = 40000 
16:52:59.191 [main-EventThread] INFO  o.a.c.f.s.ConnectionStateManager - State change: CONNECTED 
16:53:00.519 [main] INFO  o.s.c.b.c.PropertySourceBootstrapConfiguration - Located property source: CompositePropertySource {name='zookeeper', propertySources=[ZookeeperPropertySource {name='/config/mooctest-crowdsource-backend,dev'}, ZookeeperPropertySource {name='/config/mooctest-crowdsource-backend'}, ZookeeperPropertySource {name='/config/application,dev'}, ZookeeperPropertySource {name='/config/application'}]} 
16:53:00.639 [main] INFO  edu.nju.BugApplication - The following profiles are active: dev 
16:53:01.738 [main] INFO  o.s.d.r.c.RepositoryConfigurationDelegate - Bootstrapping Spring Data repositories in DEFAULT mode. 
16:53:01.772 [main] INFO  o.s.d.r.c.RepositoryConfigurationDelegate - Finished Spring Data repository scanning in 29ms. Found 0 repository interfaces. 
16:53:02.604 [main] INFO  o.s.c.context.scope.GenericScope - BeanFactory id=b2306abe-4109-3c0b-bf9b-f4447f91967a 
16:53:03.121 [main] INFO  o.s.c.s.PostProcessorRegistrationDelegate$BeanPostProcessorChecker - Bean 'org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration' of type [org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration$$EnhancerBySpringCGLIB$$b4b3bd44] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) 
16:53:03.492 [main] INFO  o.s.b.w.e.tomcat.TomcatWebServer - Tomcat initialized with port(s): 8090 (http) 
16:53:03.512 [main] INFO  o.a.catalina.core.StandardService - Starting service [Tomcat] 
16:53:03.512 [main] INFO  o.a.catalina.core.StandardEngine - Starting Servlet engine: [Apache Tomcat/9.0.17] 
16:53:03.612 [main] INFO  o.a.c.c.C.[.[localhost].[/Bug/api] - Initializing Spring embedded WebApplicationContext 
16:53:03.612 [main] INFO  o.s.web.context.ContextLoader - Root WebApplicationContext: initialization completed in 2945 ms 
16:53:03.874 [main] INFO  org.mongodb.driver.cluster - Cluster created with settings {hosts=[localhost:27017], mode=SINGLE, requiredClusterType=UNKNOWN, serverSelectionTimeout='30000 ms', maxWaitQueueSize=500} 
16:53:03.915 [cluster-ClusterId{value='6087d0ef6adc044d82f04b98', description='null'}-localhost:27017] INFO  org.mongodb.driver.connection - Opened connection [connectionId{localValue:1, serverValue:1}] to localhost:27017 
16:53:03.920 [cluster-ClusterId{value='6087d0ef6adc044d82f04b98', description='null'}-localhost:27017] INFO  org.mongodb.driver.cluster - Monitor thread successfully connected to server with description ServerDescription{address=localhost:27017, type=STANDALONE, state=CONNECTED, ok=true, version=ServerVersion{versionList=[4, 0, 11]}, minWireVersion=0, maxWireVersion=7, maxDocumentSize=16777216, logicalSessionTimeoutMinutes=30, roundTripTimeNanos=2725169} 
16:53:04.260 [main] INFO  org.mongodb.driver.connection - Opened connection [connectionId{localValue:2, serverValue:2}] to localhost:27017 
16:53:04.643 [main] WARN  c.n.c.s.URLConfigurationSource - No URLs will be polled as dynamic configuration sources. 
16:53:04.643 [main] INFO  c.n.c.s.URLConfigurationSource - To enable URLs as dynamic configuration sources, define System property archaius.configurationSource.additionalUrls or make config.properties available on classpath. 
16:53:04.649 [main] WARN  c.n.c.s.URLConfigurationSource - No URLs will be polled as dynamic configuration sources. 
16:53:04.649 [main] INFO  c.n.c.s.URLConfigurationSource - To enable URLs as dynamic configuration sources, define System property archaius.configurationSource.additionalUrls or make config.properties available on classpath. 
16:53:04.869 [main] INFO  o.s.s.c.ThreadPoolTaskExecutor - Initializing ExecutorService 'applicationTaskExecutor' 
16:53:05.084 [main] INFO  o.s.s.c.ThreadPoolTaskScheduler - Initializing ExecutorService 
16:53:05.391 [main] INFO  o.s.b.w.e.tomcat.TomcatWebServer - Tomcat started on port(s): 8090 (http) with context path '/Bug/api' 
16:53:05.501 [main] ERROR c.a.c.n.r.NacosServiceRegistry - nacos registry, mooctest-crowdsource-backend register failed...NacosRegistration{nacosDiscoveryProperties=NacosDiscoveryProperties{serverAddr='127.0.0.1:8848', endpoint='', namespace='', watchDelay=30000, logName='', service='mooctest-crowdsource-backend', weight=1.0, clusterName='DEFAULT', namingLoadCacheAtStart='false', metadata={preserved.register.source=SPRING_CLOUD}, registerEnabled=true, ip='172.16.100.146', networkInterface='', port=8090, secure=false, accessKey='', secretKey=''}}, 
java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/instance after all servers([127.0.0.1:8848]) tried: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:464)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.registerService(NamingProxy.java:188)
	at com.alibaba.nacos.client.naming.NacosNamingService.registerInstance(NacosNamingService.java:205)
	at com.alibaba.nacos.client.naming.NacosNamingService.registerInstance(NacosNamingService.java:184)
	at com.alibaba.cloud.nacos.registry.NacosServiceRegistry.register(NacosServiceRegistry.java:61)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.register(AbstractAutoServiceRegistration.java:239)
	at com.alibaba.cloud.nacos.registry.NacosAutoServiceRegistration.register(NacosAutoServiceRegistration.java:74)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.start(AbstractAutoServiceRegistration.java:138)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.bind(AbstractAutoServiceRegistration.java:101)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.onApplicationEvent(AbstractAutoServiceRegistration.java:88)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.onApplicationEvent(AbstractAutoServiceRegistration.java:47)
	at org.springframework.context.event.SimpleApplicationEventMulticaster.doInvokeListener(SimpleApplicationEventMulticaster.java:172)
	at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:165)
	at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:139)
	at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:402)
	at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:359)
	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.finishRefresh(ServletWebServerApplicationContext.java:166)
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:552)
	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
	at edu.nju.BugApplication.main(BugApplication.java:10)
16:53:05.504 [main] INFO  edu.nju.BugApplication - Started BugApplication in 7.474 seconds (JVM running for 8.325) 
16:53:20.233 [http-nio-8090-exec-2] INFO  o.a.c.c.C.[.[localhost].[/Bug/api] - Initializing Spring DispatcherServlet 'dispatcherServlet' 
16:53:20.233 [http-nio-8090-exec-2] INFO  o.s.web.servlet.DispatcherServlet - Initializing Servlet 'dispatcherServlet' 
16:53:20.243 [http-nio-8090-exec-2] INFO  o.s.web.servlet.DispatcherServlet - Completed initialization in 10 ms 
16:53:20.309 [http-nio-8090-exec-2] INFO  org.mongodb.driver.connection - Opened connection [connectionId{localValue:3, serverValue:3}] to localhost:27017 
17:39:15.919 [Thread-27] INFO  c.a.c.n.r.NacosServiceRegistry - De-registering from Nacos Server now... 
17:39:15.922 [Thread-27] ERROR c.a.c.n.r.NacosServiceRegistry - ERR_NACOS_DEREGISTER, de-register failed...NacosRegistration{nacosDiscoveryProperties=NacosDiscoveryProperties{serverAddr='127.0.0.1:8848', endpoint='', namespace='', watchDelay=30000, logName='', service='mooctest-crowdsource-backend', weight=1.0, clusterName='DEFAULT', namingLoadCacheAtStart='false', metadata={preserved.register.source=SPRING_CLOUD}, registerEnabled=true, ip='172.16.100.146', networkInterface='', port=8090, secure=false, accessKey='', secretKey=''}}, 
java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/instance after all servers([127.0.0.1:8848]) tried: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:464)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.deregisterService(NamingProxy.java:205)
	at com.alibaba.nacos.client.naming.NacosNamingService.deregisterInstance(NacosNamingService.java:244)
	at com.alibaba.nacos.client.naming.NacosNamingService.deregisterInstance(NacosNamingService.java:231)
	at com.alibaba.nacos.client.naming.NacosNamingService.deregisterInstance(NacosNamingService.java:221)
	at com.alibaba.cloud.nacos.registry.NacosServiceRegistry.deregister(NacosServiceRegistry.java:85)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.deregister(AbstractAutoServiceRegistration.java:256)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.stop(AbstractAutoServiceRegistration.java:271)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.destroy(AbstractAutoServiceRegistration.java:208)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleElement.invoke(InitDestroyAnnotationBeanPostProcessor.java:363)
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleMetadata.invokeDestroyMethods(InitDestroyAnnotationBeanPostProcessor.java:321)
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor.postProcessBeforeDestruction(InitDestroyAnnotationBeanPostProcessor.java:156)
	at org.springframework.beans.factory.support.DisposableBeanAdapter.destroy(DisposableBeanAdapter.java:240)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroyBean(DefaultSingletonBeanRegistry.java:571)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroySingleton(DefaultSingletonBeanRegistry.java:543)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.destroySingleton(DefaultListableBeanFactory.java:1055)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroySingletons(DefaultSingletonBeanRegistry.java:504)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.destroySingletons(DefaultListableBeanFactory.java:1062)
	at org.springframework.context.support.AbstractApplicationContext.destroyBeans(AbstractApplicationContext.java:1057)
	at org.springframework.context.support.AbstractApplicationContext.doClose(AbstractApplicationContext.java:1026)
	at org.springframework.context.support.AbstractApplicationContext$1.run(AbstractApplicationContext.java:945)
17:39:15.923 [Thread-27] INFO  c.a.c.n.r.NacosServiceRegistry - De-registration finished. 
17:39:15.923 [Thread-27] INFO  o.s.s.c.ThreadPoolTaskExecutor - Shutting down ExecutorService 'applicationTaskExecutor' 
17:39:15.933 [Thread-27] INFO  org.mongodb.driver.connection - Closed connection [connectionId{localValue:3, serverValue:3}] to localhost:27017 because the pool has been closed. 
17:39:15.933 [Thread-27] INFO  org.mongodb.driver.connection - Closed connection [connectionId{localValue:2, serverValue:2}] to localhost:27017 because the pool has been closed. 
17:39:15.948 [main-SendThread(101.37.175.111:2181)] ERROR org.apache.zookeeper.ClientCnxn - Exception when removing watcher 
org.apache.zookeeper.KeeperException$UnimplementedException: KeeperErrorCode = Unimplemented for /config/application,dev
	at org.apache.zookeeper.KeeperException.create(KeeperException.java:103)
	at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
	at org.apache.zookeeper.ZooKeeper$ZKWatchManager.removeWatches(ZooKeeper.java:419)
	at org.apache.zookeeper.ZooKeeper$ZKWatchManager.removeWatcher(ZooKeeper.java:318)
	at org.apache.zookeeper.WatchDeregistration.unregister(WatchDeregistration.java:58)
	at org.apache.zookeeper.ClientCnxn.finishPacket(ClientCnxn.java:683)
	at org.apache.zookeeper.ClientCnxn.access$1500(ClientCnxn.java:99)
	at org.apache.zookeeper.ClientCnxn$SendThread.readResponse(ClientCnxn.java:916)
	at org.apache.zookeeper.ClientCnxnSocketNIO.doIO(ClientCnxnSocketNIO.java:101)
	at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:363)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1214)
17:39:15.949 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca3b for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.io.IOException: Connection reset by peer
	at sun.nio.ch.FileDispatcherImpl.read0(Native Method)
	at sun.nio.ch.SocketDispatcher.read(SocketDispatcher.java:39)
	at sun.nio.ch.IOUtil.readIntoNativeBuffer(IOUtil.java:223)
	at sun.nio.ch.IOUtil.read(IOUtil.java:192)
	at sun.nio.ch.SocketChannelImpl.read(SocketChannelImpl.java:380)
	at org.apache.zookeeper.ClientCnxnSocketNIO.doIO(ClientCnxnSocketNIO.java:75)
	at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:363)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1214)
17:39:29.469 [main] INFO  o.s.c.s.PostProcessorRegistrationDelegate$BeanPostProcessorChecker - Bean 'org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration' of type [org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration$$EnhancerBySpringCGLIB$$11d32ff8] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) 
17:39:29.624 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:zookeeper.version=3.5.3-beta-8ce24f9e675cbefffb8f21a47e06b42864475a60, built on 04/03/2017 16:19 GMT 
17:39:29.624 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:host.name=172.16.100.146 
17:39:29.624 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.version=1.8.0_181 
17:39:29.624 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.vendor=Oracle Corporation 
17:39:29.624 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.home=/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre 
17:39:29.624 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.class.path=/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/charsets.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/deploy.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/cldrdata.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/dnsns.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/jaccess.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/jfxrt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/localedata.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/nashorn.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/sunec.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/sunjce_provider.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/sunpkcs11.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/zipfs.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/javaws.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/jce.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/jfr.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/jfxswt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/jsse.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/management-agent.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/plugin.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/resources.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/rt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/ant-javafx.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/dt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/javafx-mx.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/jconsole.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/packager.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/sa-jdi.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/tools.jar:/Users/guochao/Desktop/project/crowdsource-backend/target/classes:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-web/2.1.4.RELEASE/spring-boot-starter-web-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter/2.1.4.RELEASE/spring-boot-starter-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot/2.1.4.RELEASE/spring-boot-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-autoconfigure/2.1.4.RELEASE/spring-boot-autoconfigure-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-logging/2.1.4.RELEASE/spring-boot-starter-logging-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/ch/qos/logback/logback-classic/1.2.3/logback-classic-1.2.3.jar:/Users/guochao/.m2/repository/ch/qos/logback/logback-core/1.2.3/logback-core-1.2.3.jar:/Users/guochao/.m2/repository/org/apache/logging/log4j/log4j-to-slf4j/2.11.2/log4j-to-slf4j-2.11.2.jar:/Users/guochao/.m2/repository/org/apache/logging/log4j/log4j-api/2.11.2/log4j-api-2.11.2.jar:/Users/guochao/.m2/repository/org/slf4j/jul-to-slf4j/1.7.26/jul-to-slf4j-1.7.26.jar:/Users/guochao/.m2/repository/javax/annotation/javax.annotation-api/1.3.2/javax.annotation-api-1.3.2.jar:/Users/guochao/.m2/repository/org/yaml/snakeyaml/1.23/snakeyaml-1.23.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-json/2.1.4.RELEASE/spring-boot-starter-json-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/core/jackson-databind/2.9.8/jackson-databind-2.9.8.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/core/jackson-annotations/2.9.0/jackson-annotations-2.9.0.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/core/jackson-core/2.9.8/jackson-core-2.9.8.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/datatype/jackson-datatype-jdk8/2.9.8/jackson-datatype-jdk8-2.9.8.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/datatype/jackson-datatype-jsr310/2.9.8/jackson-datatype-jsr310-2.9.8.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/module/jackson-module-parameter-names/2.9.8/jackson-module-parameter-names-2.9.8.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-tomcat/2.1.4.RELEASE/spring-boot-starter-tomcat-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/apache/tomcat/embed/tomcat-embed-core/9.0.17/tomcat-embed-core-9.0.17.jar:/Users/guochao/.m2/repository/org/apache/tomcat/embed/tomcat-embed-el/9.0.17/tomcat-embed-el-9.0.17.jar:/Users/guochao/.m2/repository/org/apache/tomcat/embed/tomcat-embed-websocket/9.0.17/tomcat-embed-websocket-9.0.17.jar:/Users/guochao/.m2/repository/org/hibernate/validator/hibernate-validator/6.0.16.Final/hibernate-validator-6.0.16.Final.jar:/Users/guochao/.m2/repository/javax/validation/validation-api/2.0.1.Final/validation-api-2.0.1.Final.jar:/Users/guochao/.m2/repository/org/jboss/logging/jboss-logging/3.3.2.Final/jboss-logging-3.3.2.Final.jar:/Users/guochao/.m2/repository/com/fasterxml/classmate/1.4.0/classmate-1.4.0.jar:/Users/guochao/.m2/repository/org/springframework/spring-web/5.1.6.RELEASE/spring-web-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-beans/5.1.6.RELEASE/spring-beans-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-webmvc/5.1.6.RELEASE/spring-webmvc-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-context/5.1.6.RELEASE/spring-context-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-expression/5.1.6.RELEASE/spring-expression-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/session/spring-session-core/2.1.5.RELEASE/spring-session-core-2.1.5.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-jcl/5.1.6.RELEASE/spring-jcl-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/slf4j/slf4j-api/1.7.26/slf4j-api-1.7.26.jar:/Users/guochao/.m2/repository/org/springframework/spring-core/5.1.6.RELEASE/spring-core-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/com/google/code/gson/gson/2.8.2/gson-2.8.2.jar:/Users/guochao/.m2/repository/org/json/json/20160810/json-20160810.jar:/Users/guochao/.m2/repository/org/apache/poi/poi/3.17/poi-3.17.jar:/Users/guochao/.m2/repository/commons-codec/commons-codec/1.11/commons-codec-1.11.jar:/Users/guochao/.m2/repository/org/apache/commons/commons-collections4/4.1/commons-collections4-4.1.jar:/Users/guochao/.m2/repository/org/apache/poi/poi-ooxml/3.17/poi-ooxml-3.17.jar:/Users/guochao/.m2/repository/org/apache/poi/poi-ooxml-schemas/3.17/poi-ooxml-schemas-3.17.jar:/Users/guochao/.m2/repository/org/apache/xmlbeans/xmlbeans/2.6.0/xmlbeans-2.6.0.jar:/Users/guochao/.m2/repository/com/github/virtuald/curvesapi/1.04/curvesapi-1.04.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-data-mongodb/2.1.4.RELEASE/spring-boot-starter-data-mongodb-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/mongodb/mongodb-driver/3.8.2/mongodb-driver-3.8.2.jar:/Users/guochao/.m2/repository/org/mongodb/bson/3.8.2/bson-3.8.2.jar:/Users/guochao/.m2/repository/org/mongodb/mongodb-driver-core/3.8.2/mongodb-driver-core-3.8.2.jar:/Users/guochao/.m2/repository/org/springframework/data/spring-data-mongodb/2.1.6.RELEASE/spring-data-mongodb-2.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-tx/5.1.6.RELEASE/spring-tx-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/data/spring-data-commons/2.1.6.RELEASE/spring-data-commons-2.1.6.RELEASE.jar:/Users/guochao/.m2/repository/commons-fileupload/commons-fileupload/1.2.1/commons-fileupload-1.2.1.jar:/Users/guochao/.m2/repository/org/ansj/ansj_seg/5.1.1/ansj_seg-5.1.1.jar:/Users/guochao/.m2/repository/org/nlpcn/nlp-lang/1.7.2/nlp-lang-1.7.2.jar:/Users/guochao/.m2/repository/com/hankcs/hanlp/portable-1.7.0/hanlp-portable-1.7.0.jar:/Users/guochao/.m2/repository/org/projectlombok/lombok/1.18.8/lombok-1.18.8.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter-zookeeper-config/2.1.2.RELEASE/spring-cloud-starter-zookeeper-config-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter-zookeeper/2.1.2.RELEASE/spring-cloud-starter-zookeeper-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-commons/2.1.2.RELEASE/spring-cloud-commons-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-zookeeper-core/2.1.2.RELEASE/spring-cloud-zookeeper-core-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-zookeeper-config/2.1.2.RELEASE/spring-cloud-zookeeper-config-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/apache/curator/curator-recipes/4.0.1/curator-recipes-4.0.1.jar:/Users/guochao/.m2/repository/org/apache/curator/curator-framework/4.0.1/curator-framework-4.0.1.jar:/Users/guochao/.m2/repository/org/apache/curator/curator-client/4.0.1/curator-client-4.0.1.jar:/Users/guochao/.m2/repository/org/apache/zookeeper/zookeeper/3.5.3-beta/zookeeper-3.5.3-beta.jar:/Users/guochao/.m2/repository/commons-cli/commons-cli/1.2/commons-cli-1.2.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-context/2.1.2.RELEASE/spring-cloud-context-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/security/spring-security-crypto/5.1.5.RELEASE/spring-security-crypto-5.1.5.RELEASE.jar:/Users/guochao/.m2/repository/com/alibaba/cloud/spring-cloud-starter-alibaba-nacos-discovery/2.1.0.RELEASE/spring-cloud-starter-alibaba-nacos-discovery-2.1.0.RELEASE.jar:/Users/guochao/.m2/repository/com/alibaba/cloud/spring-cloud-alibaba-nacos-discovery/2.1.0.RELEASE/spring-cloud-alibaba-nacos-discovery-2.1.0.RELEASE.jar:/Users/guochao/.m2/repository/com/alibaba/nacos/nacos-client/1.1.1/nacos-client-1.1.1.jar:/Users/guochao/.m2/repository/com/alibaba/nacos/nacos-common/1.1.1/nacos-common-1.1.1.jar:/Users/guochao/.m2/repository/commons-io/commons-io/2.2/commons-io-2.2.jar:/Users/guochao/.m2/repository/org/apache/commons/commons-lang3/3.8.1/commons-lang3-3.8.1.jar:/Users/guochao/.m2/repository/com/alibaba/nacos/nacos-api/1.1.1/nacos-api-1.1.1.jar:/Users/guochao/.m2/repository/com/alibaba/fastjson/1.2.47/fastjson-1.2.47.jar:/Users/guochao/.m2/repository/io/prometheus/simpleclient/0.5.0/simpleclient-0.5.0.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter-netflix-ribbon/2.1.2.RELEASE/spring-cloud-starter-netflix-ribbon-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter/2.1.2.RELEASE/spring-cloud-starter-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/security/spring-security-rsa/1.0.7.RELEASE/spring-security-rsa-1.0.7.RELEASE.jar:/Users/guochao/.m2/repository/org/bouncycastle/bcpkix-jdk15on/1.60/bcpkix-jdk15on-1.60.jar:/Users/guochao/.m2/repository/org/bouncycastle/bcprov-jdk15on/1.60/bcprov-jdk15on-1.60.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-netflix-ribbon/2.1.2.RELEASE/spring-cloud-netflix-ribbon-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-netflix-archaius/2.1.2.RELEASE/spring-cloud-netflix-archaius-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter-netflix-archaius/2.1.2.RELEASE/spring-cloud-starter-netflix-archaius-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/com/netflix/archaius/archaius-core/0.7.6/archaius-core-0.7.6.jar:/Users/guochao/.m2/repository/commons-configuration/commons-configuration/1.8/commons-configuration-1.8.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon/2.3.0/ribbon-2.3.0.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon-transport/2.3.0/ribbon-transport-2.3.0.jar:/Users/guochao/.m2/repository/io/reactivex/rxnetty-contexts/0.4.9/rxnetty-contexts-0.4.9.jar:/Users/guochao/.m2/repository/io/reactivex/rxnetty-servo/0.4.9/rxnetty-servo-0.4.9.jar:/Users/guochao/.m2/repository/com/netflix/hystrix/hystrix-core/1.5.18/hystrix-core-1.5.18.jar:/Users/guochao/.m2/repository/org/hdrhistogram/HdrHistogram/2.1.9/HdrHistogram-2.1.9.jar:/Users/guochao/.m2/repository/javax/inject/javax.inject/1/javax.inject-1.jar:/Users/guochao/.m2/repository/io/reactivex/rxnetty/0.4.9/rxnetty-0.4.9.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon-core/2.3.0/ribbon-core-2.3.0.jar:/Users/guochao/.m2/repository/commons-lang/commons-lang/2.6/commons-lang-2.6.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon-httpclient/2.3.0/ribbon-httpclient-2.3.0.jar:/Users/guochao/.m2/repository/commons-collections/commons-collections/3.2.2/commons-collections-3.2.2.jar:/Users/guochao/.m2/repository/com/sun/jersey/jersey-client/1.19.1/jersey-client-1.19.1.jar:/Users/guochao/.m2/repository/com/sun/jersey/jersey-core/1.19.1/jersey-core-1.19.1.jar:/Users/guochao/.m2/repository/javax/ws/rs/jsr311-api/1.1.1/jsr311-api-1.1.1.jar:/Users/guochao/.m2/repository/com/sun/jersey/contribs/jersey-apache-client4/1.19.1/jersey-apache-client4-1.19.1.jar:/Users/guochao/.m2/repository/com/netflix/servo/servo-core/0.12.21/servo-core-0.12.21.jar:/Users/guochao/.m2/repository/com/netflix/netflix-commons/netflix-commons-util/0.3.0/netflix-commons-util-0.3.0.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon-loadbalancer/2.3.0/ribbon-loadbalancer-2.3.0.jar:/Users/guochao/.m2/repository/com/netflix/netflix-commons/netflix-statistics/0.1.1/netflix-statistics-0.1.1.jar:/Users/guochao/.m2/repository/io/reactivex/rxjava/1.3.8/rxjava-1.3.8.jar:/Users/guochao/.m2/repository/com/aliyun/oss/aliyun-sdk-oss/3.8.0/aliyun-sdk-oss-3.8.0.jar:/Users/guochao/.m2/repository/org/apache/httpcomponents/httpclient/4.5.8/httpclient-4.5.8.jar:/Users/guochao/.m2/repository/org/apache/httpcomponents/httpcore/4.4.11/httpcore-4.4.11.jar:/Users/guochao/.m2/repository/org/jdom/jdom/1.1/jdom-1.1.jar:/Users/guochao/.m2/repository/org/codehaus/jettison/jettison/1.1/jettison-1.1.jar:/Users/guochao/.m2/repository/stax/stax-api/1.0.1/stax-api-1.0.1.jar:/Users/guochao/.m2/repository/com/aliyun/aliyun-java-sdk-core/3.4.0/aliyun-java-sdk-core-3.4.0.jar:/Users/guochao/.m2/repository/com/aliyun/aliyun-java-sdk-ram/3.0.0/aliyun-java-sdk-ram-3.0.0.jar:/Users/guochao/.m2/repository/com/aliyun/aliyun-java-sdk-sts/3.0.0/aliyun-java-sdk-sts-3.0.0.jar:/Users/guochao/.m2/repository/com/aliyun/aliyun-java-sdk-ecs/4.2.0/aliyun-java-sdk-ecs-4.2.0.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-aop/2.1.4.RELEASE/spring-boot-starter-aop-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-aop/5.1.6.RELEASE/spring-aop-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/aspectj/aspectjweaver/1.9.2/aspectjweaver-1.9.2.jar:/Users/guochao/.m2/repository/com/google/guava/guava/25.0-jre/guava-25.0-jre.jar:/Users/guochao/.m2/repository/com/google/code/findbugs/jsr305/1.3.9/jsr305-1.3.9.jar:/Users/guochao/.m2/repository/org/checkerframework/checker-compat-qual/2.0.0/checker-compat-qual-2.0.0.jar:/Users/guochao/.m2/repository/com/google/errorprone/error_prone_annotations/2.1.3/error_prone_annotations-2.1.3.jar:/Users/guochao/.m2/repository/com/google/j2objc/j2objc-annotations/1.1/j2objc-annotations-1.1.jar:/Users/guochao/.m2/repository/org/codehaus/mojo/animal-sniffer-annotations/1.14/animal-sniffer-annotations-1.14.jar:/Applications/IntelliJ IDEA.app/Contents/lib/idea_rt.jar 
17:39:29.624 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.library.path=/Users/guochao/Library/Java/Extensions:/Library/Java/Extensions:/Network/Library/Java/Extensions:/System/Library/Java/Extensions:/usr/lib/java:. 
17:39:29.624 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.io.tmpdir=/var/folders/z7/lr15ch9n11jbc7g7ktktl8nw0000gn/T/ 
17:39:29.624 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.compiler=<NA> 
17:39:29.624 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.name=Mac OS X 
17:39:29.624 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.arch=x86_64 
17:39:29.624 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.version=10.14.6 
17:39:29.624 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:user.name=guochao 
17:39:29.624 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:user.home=/Users/guochao 
17:39:29.624 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:user.dir=/Users/guochao/Desktop/project/crowdsource-backend 
17:39:29.624 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.memory.free=90MB 
17:39:29.624 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.memory.max=3641MB 
17:39:29.624 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.memory.total=158MB 
17:39:29.642 [main] INFO  o.a.c.f.imps.CuratorFrameworkImpl - Starting 
17:39:29.645 [main] INFO  org.apache.zookeeper.ZooKeeper - Initiating client connection, connectString=101.37.175.111:2181 sessionTimeout=60000 watcher=org.apache.curator.ConnectionState@1c3146bc 
17:39:29.654 [main] INFO  o.apache.zookeeper.ClientCnxnSocket - jute.maxbuffer value is 4194304 Bytes 
17:39:29.659 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
17:39:29.664 [main] INFO  o.a.c.f.imps.CuratorFrameworkImpl - Default schema 
17:39:29.703 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Socket connection established, initiating session, client: /172.16.100.146:61424, server: 101.37.175.111/101.37.175.111:2181 
17:39:29.749 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Session establishment complete on server 101.37.175.111/101.37.175.111:2181, sessionid = 0x17559ef9a3fca45, negotiated timeout = 40000 
17:39:29.754 [main-EventThread] INFO  o.a.c.f.s.ConnectionStateManager - State change: CONNECTED 
17:39:31.280 [main] INFO  o.s.c.b.c.PropertySourceBootstrapConfiguration - Located property source: CompositePropertySource {name='zookeeper', propertySources=[ZookeeperPropertySource {name='/config/mooctest-crowdsource-backend,dev'}, ZookeeperPropertySource {name='/config/mooctest-crowdsource-backend'}, ZookeeperPropertySource {name='/config/application,dev'}, ZookeeperPropertySource {name='/config/application'}]} 
17:39:31.325 [main] INFO  edu.nju.BugApplication - The following profiles are active: dev 
17:39:32.038 [main] INFO  o.s.d.r.c.RepositoryConfigurationDelegate - Bootstrapping Spring Data repositories in DEFAULT mode. 
17:39:32.056 [main] INFO  o.s.d.r.c.RepositoryConfigurationDelegate - Finished Spring Data repository scanning in 16ms. Found 0 repository interfaces. 
17:39:32.166 [main] INFO  o.s.c.context.scope.GenericScope - BeanFactory id=b2306abe-4109-3c0b-bf9b-f4447f91967a 
17:39:32.271 [main] INFO  o.s.c.s.PostProcessorRegistrationDelegate$BeanPostProcessorChecker - Bean 'org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration' of type [org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration$$EnhancerBySpringCGLIB$$11d32ff8] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) 
17:39:32.505 [main] INFO  o.s.b.w.e.tomcat.TomcatWebServer - Tomcat initialized with port(s): 8090 (http) 
17:39:32.526 [main] INFO  o.a.catalina.core.StandardService - Starting service [Tomcat] 
17:39:32.527 [main] INFO  o.a.catalina.core.StandardEngine - Starting Servlet engine: [Apache Tomcat/9.0.17] 
17:39:32.611 [main] INFO  o.a.c.c.C.[.[localhost].[/Bug/api] - Initializing Spring embedded WebApplicationContext 
17:39:32.611 [main] INFO  o.s.web.context.ContextLoader - Root WebApplicationContext: initialization completed in 1281 ms 
17:39:33.030 [main] INFO  org.mongodb.driver.cluster - Cluster created with settings {hosts=[localhost:27017], mode=SINGLE, requiredClusterType=UNKNOWN, serverSelectionTimeout='30000 ms', maxWaitQueueSize=500} 
17:39:33.085 [cluster-ClusterId{value='6087dbd56adc04524fb4eed5', description='null'}-localhost:27017] INFO  org.mongodb.driver.connection - Opened connection [connectionId{localValue:1, serverValue:24}] to localhost:27017 
17:39:33.088 [cluster-ClusterId{value='6087dbd56adc04524fb4eed5', description='null'}-localhost:27017] INFO  org.mongodb.driver.cluster - Monitor thread successfully connected to server with description ServerDescription{address=localhost:27017, type=STANDALONE, state=CONNECTED, ok=true, version=ServerVersion{versionList=[4, 0, 11]}, minWireVersion=0, maxWireVersion=7, maxDocumentSize=16777216, logicalSessionTimeoutMinutes=30, roundTripTimeNanos=1956360} 
17:39:33.298 [main] INFO  org.mongodb.driver.connection - Opened connection [connectionId{localValue:2, serverValue:25}] to localhost:27017 
17:39:33.618 [main] WARN  c.n.c.s.URLConfigurationSource - No URLs will be polled as dynamic configuration sources. 
17:39:33.619 [main] INFO  c.n.c.s.URLConfigurationSource - To enable URLs as dynamic configuration sources, define System property archaius.configurationSource.additionalUrls or make config.properties available on classpath. 
17:39:33.622 [main] WARN  c.n.c.s.URLConfigurationSource - No URLs will be polled as dynamic configuration sources. 
17:39:33.622 [main] INFO  c.n.c.s.URLConfigurationSource - To enable URLs as dynamic configuration sources, define System property archaius.configurationSource.additionalUrls or make config.properties available on classpath. 
17:39:33.784 [main] INFO  o.s.s.c.ThreadPoolTaskExecutor - Initializing ExecutorService 'applicationTaskExecutor' 
17:39:33.921 [main] INFO  o.s.s.c.ThreadPoolTaskScheduler - Initializing ExecutorService 
17:39:34.173 [main] INFO  o.s.b.w.e.tomcat.TomcatWebServer - Tomcat started on port(s): 8090 (http) with context path '/Bug/api' 
17:39:34.259 [main] ERROR c.a.c.n.r.NacosServiceRegistry - nacos registry, mooctest-crowdsource-backend register failed...NacosRegistration{nacosDiscoveryProperties=NacosDiscoveryProperties{serverAddr='127.0.0.1:8848', endpoint='', namespace='', watchDelay=30000, logName='', service='mooctest-crowdsource-backend', weight=1.0, clusterName='DEFAULT', namingLoadCacheAtStart='false', metadata={preserved.register.source=SPRING_CLOUD}, registerEnabled=true, ip='172.16.100.146', networkInterface='', port=8090, secure=false, accessKey='', secretKey=''}}, 
java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/instance after all servers([127.0.0.1:8848]) tried: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:464)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.registerService(NamingProxy.java:188)
	at com.alibaba.nacos.client.naming.NacosNamingService.registerInstance(NacosNamingService.java:205)
	at com.alibaba.nacos.client.naming.NacosNamingService.registerInstance(NacosNamingService.java:184)
	at com.alibaba.cloud.nacos.registry.NacosServiceRegistry.register(NacosServiceRegistry.java:61)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.register(AbstractAutoServiceRegistration.java:239)
	at com.alibaba.cloud.nacos.registry.NacosAutoServiceRegistration.register(NacosAutoServiceRegistration.java:74)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.start(AbstractAutoServiceRegistration.java:138)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.bind(AbstractAutoServiceRegistration.java:101)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.onApplicationEvent(AbstractAutoServiceRegistration.java:88)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.onApplicationEvent(AbstractAutoServiceRegistration.java:47)
	at org.springframework.context.event.SimpleApplicationEventMulticaster.doInvokeListener(SimpleApplicationEventMulticaster.java:172)
	at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:165)
	at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:139)
	at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:402)
	at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:359)
	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.finishRefresh(ServletWebServerApplicationContext.java:166)
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:552)
	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
	at edu.nju.BugApplication.main(BugApplication.java:10)
17:39:34.261 [main] INFO  edu.nju.BugApplication - Started BugApplication in 5.529 seconds (JVM running for 6.224) 
17:39:35.091 [http-nio-8090-exec-1] INFO  o.a.c.c.C.[.[localhost].[/Bug/api] - Initializing Spring DispatcherServlet 'dispatcherServlet' 
17:39:35.091 [http-nio-8090-exec-1] INFO  o.s.web.servlet.DispatcherServlet - Initializing Servlet 'dispatcherServlet' 
17:39:35.097 [http-nio-8090-exec-1] INFO  o.s.web.servlet.DispatcherServlet - Completed initialization in 6 ms 
18:04:58.615 [Curator-TreeCache-0] INFO  o.s.c.s.PostProcessorRegistrationDelegate$BeanPostProcessorChecker - Bean 'org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration' of type [org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration$$EnhancerBySpringCGLIB$$11d32ff8] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) 
18:04:58.632 [Curator-TreeCache-0] INFO  o.a.c.f.imps.CuratorFrameworkImpl - Starting 
18:04:58.632 [Curator-TreeCache-0] INFO  org.apache.zookeeper.ZooKeeper - Initiating client connection, connectString=101.37.175.111:2181 sessionTimeout=60000 watcher=org.apache.curator.ConnectionState@35f00956 
18:04:58.632 [Curator-TreeCache-0] INFO  o.apache.zookeeper.ClientCnxnSocket - jute.maxbuffer value is 4194304 Bytes 
18:04:58.633 [Curator-TreeCache-0-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
18:04:58.633 [Curator-TreeCache-0] INFO  o.a.c.f.imps.CuratorFrameworkImpl - Default schema 
18:04:58.718 [Curator-TreeCache-0-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Socket connection established, initiating session, client: /172.16.100.146:55407, server: 101.37.175.111/101.37.175.111:2181 
18:04:59.003 [Curator-TreeCache-0-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Session establishment complete on server 101.37.175.111/101.37.175.111:2181, sessionid = 0x17559ef9a3fca4e, negotiated timeout = 40000 
18:04:59.003 [Curator-TreeCache-0-EventThread] INFO  o.a.c.f.s.ConnectionStateManager - State change: CONNECTED 
18:05:01.888 [Thread-22] INFO  c.a.c.n.r.NacosServiceRegistry - De-registering from Nacos Server now... 
18:05:01.890 [Thread-22] ERROR c.a.c.n.r.NacosServiceRegistry - ERR_NACOS_DEREGISTER, de-register failed...NacosRegistration{nacosDiscoveryProperties=NacosDiscoveryProperties{serverAddr='127.0.0.1:8848', endpoint='', namespace='', watchDelay=30000, logName='', service='mooctest-crowdsource-backend', weight=1.0, clusterName='DEFAULT', namingLoadCacheAtStart='false', metadata={preserved.register.source=SPRING_CLOUD}, registerEnabled=true, ip='172.16.100.146', networkInterface='', port=8090, secure=false, accessKey='', secretKey=''}}, 
java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/instance after all servers([127.0.0.1:8848]) tried: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:464)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.deregisterService(NamingProxy.java:205)
	at com.alibaba.nacos.client.naming.NacosNamingService.deregisterInstance(NacosNamingService.java:244)
	at com.alibaba.nacos.client.naming.NacosNamingService.deregisterInstance(NacosNamingService.java:231)
	at com.alibaba.nacos.client.naming.NacosNamingService.deregisterInstance(NacosNamingService.java:221)
	at com.alibaba.cloud.nacos.registry.NacosServiceRegistry.deregister(NacosServiceRegistry.java:85)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.deregister(AbstractAutoServiceRegistration.java:256)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.stop(AbstractAutoServiceRegistration.java:271)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.destroy(AbstractAutoServiceRegistration.java:208)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleElement.invoke(InitDestroyAnnotationBeanPostProcessor.java:363)
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleMetadata.invokeDestroyMethods(InitDestroyAnnotationBeanPostProcessor.java:321)
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor.postProcessBeforeDestruction(InitDestroyAnnotationBeanPostProcessor.java:156)
	at org.springframework.beans.factory.support.DisposableBeanAdapter.destroy(DisposableBeanAdapter.java:240)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroyBean(DefaultSingletonBeanRegistry.java:571)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroySingleton(DefaultSingletonBeanRegistry.java:543)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.destroySingleton(DefaultListableBeanFactory.java:1055)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroySingletons(DefaultSingletonBeanRegistry.java:504)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.destroySingletons(DefaultListableBeanFactory.java:1062)
	at org.springframework.context.support.AbstractApplicationContext.destroyBeans(AbstractApplicationContext.java:1057)
	at org.springframework.context.support.AbstractApplicationContext.doClose(AbstractApplicationContext.java:1026)
	at org.springframework.context.support.AbstractApplicationContext$1.run(AbstractApplicationContext.java:945)
18:05:01.890 [Thread-22] INFO  c.a.c.n.r.NacosServiceRegistry - De-registration finished. 
18:05:01.890 [Thread-22] INFO  o.s.s.c.ThreadPoolTaskExecutor - Shutting down ExecutorService 'applicationTaskExecutor' 
18:05:01.895 [Thread-22] INFO  org.mongodb.driver.connection - Closed connection [connectionId{localValue:2, serverValue:25}] to localhost:27017 because the pool has been closed. 
18:05:06.577 [main] INFO  o.s.c.s.PostProcessorRegistrationDelegate$BeanPostProcessorChecker - Bean 'org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration' of type [org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration$$EnhancerBySpringCGLIB$$e02d6bc] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) 
18:05:06.733 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:zookeeper.version=3.5.3-beta-8ce24f9e675cbefffb8f21a47e06b42864475a60, built on 04/03/2017 16:19 GMT 
18:05:06.733 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:host.name=172.16.100.146 
18:05:06.733 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.version=1.8.0_181 
18:05:06.733 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.vendor=Oracle Corporation 
18:05:06.733 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.home=/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre 
18:05:06.733 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.class.path=/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/charsets.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/deploy.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/cldrdata.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/dnsns.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/jaccess.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/jfxrt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/localedata.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/nashorn.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/sunec.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/sunjce_provider.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/sunpkcs11.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/zipfs.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/javaws.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/jce.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/jfr.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/jfxswt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/jsse.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/management-agent.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/plugin.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/resources.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/rt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/ant-javafx.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/dt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/javafx-mx.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/jconsole.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/packager.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/sa-jdi.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/tools.jar:/Users/guochao/Desktop/project/crowdsource-backend/target/classes:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-web/2.1.4.RELEASE/spring-boot-starter-web-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter/2.1.4.RELEASE/spring-boot-starter-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot/2.1.4.RELEASE/spring-boot-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-autoconfigure/2.1.4.RELEASE/spring-boot-autoconfigure-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-logging/2.1.4.RELEASE/spring-boot-starter-logging-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/ch/qos/logback/logback-classic/1.2.3/logback-classic-1.2.3.jar:/Users/guochao/.m2/repository/ch/qos/logback/logback-core/1.2.3/logback-core-1.2.3.jar:/Users/guochao/.m2/repository/org/apache/logging/log4j/log4j-to-slf4j/2.11.2/log4j-to-slf4j-2.11.2.jar:/Users/guochao/.m2/repository/org/apache/logging/log4j/log4j-api/2.11.2/log4j-api-2.11.2.jar:/Users/guochao/.m2/repository/org/slf4j/jul-to-slf4j/1.7.26/jul-to-slf4j-1.7.26.jar:/Users/guochao/.m2/repository/javax/annotation/javax.annotation-api/1.3.2/javax.annotation-api-1.3.2.jar:/Users/guochao/.m2/repository/org/yaml/snakeyaml/1.23/snakeyaml-1.23.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-json/2.1.4.RELEASE/spring-boot-starter-json-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/core/jackson-databind/2.9.8/jackson-databind-2.9.8.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/core/jackson-annotations/2.9.0/jackson-annotations-2.9.0.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/core/jackson-core/2.9.8/jackson-core-2.9.8.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/datatype/jackson-datatype-jdk8/2.9.8/jackson-datatype-jdk8-2.9.8.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/datatype/jackson-datatype-jsr310/2.9.8/jackson-datatype-jsr310-2.9.8.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/module/jackson-module-parameter-names/2.9.8/jackson-module-parameter-names-2.9.8.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-tomcat/2.1.4.RELEASE/spring-boot-starter-tomcat-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/apache/tomcat/embed/tomcat-embed-core/9.0.17/tomcat-embed-core-9.0.17.jar:/Users/guochao/.m2/repository/org/apache/tomcat/embed/tomcat-embed-el/9.0.17/tomcat-embed-el-9.0.17.jar:/Users/guochao/.m2/repository/org/apache/tomcat/embed/tomcat-embed-websocket/9.0.17/tomcat-embed-websocket-9.0.17.jar:/Users/guochao/.m2/repository/org/hibernate/validator/hibernate-validator/6.0.16.Final/hibernate-validator-6.0.16.Final.jar:/Users/guochao/.m2/repository/javax/validation/validation-api/2.0.1.Final/validation-api-2.0.1.Final.jar:/Users/guochao/.m2/repository/org/jboss/logging/jboss-logging/3.3.2.Final/jboss-logging-3.3.2.Final.jar:/Users/guochao/.m2/repository/com/fasterxml/classmate/1.4.0/classmate-1.4.0.jar:/Users/guochao/.m2/repository/org/springframework/spring-web/5.1.6.RELEASE/spring-web-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-beans/5.1.6.RELEASE/spring-beans-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-webmvc/5.1.6.RELEASE/spring-webmvc-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-context/5.1.6.RELEASE/spring-context-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-expression/5.1.6.RELEASE/spring-expression-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/session/spring-session-core/2.1.5.RELEASE/spring-session-core-2.1.5.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-jcl/5.1.6.RELEASE/spring-jcl-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/slf4j/slf4j-api/1.7.26/slf4j-api-1.7.26.jar:/Users/guochao/.m2/repository/org/springframework/spring-core/5.1.6.RELEASE/spring-core-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/com/google/code/gson/gson/2.8.2/gson-2.8.2.jar:/Users/guochao/.m2/repository/org/json/json/20160810/json-20160810.jar:/Users/guochao/.m2/repository/org/apache/poi/poi/3.17/poi-3.17.jar:/Users/guochao/.m2/repository/commons-codec/commons-codec/1.11/commons-codec-1.11.jar:/Users/guochao/.m2/repository/org/apache/commons/commons-collections4/4.1/commons-collections4-4.1.jar:/Users/guochao/.m2/repository/org/apache/poi/poi-ooxml/3.17/poi-ooxml-3.17.jar:/Users/guochao/.m2/repository/org/apache/poi/poi-ooxml-schemas/3.17/poi-ooxml-schemas-3.17.jar:/Users/guochao/.m2/repository/org/apache/xmlbeans/xmlbeans/2.6.0/xmlbeans-2.6.0.jar:/Users/guochao/.m2/repository/com/github/virtuald/curvesapi/1.04/curvesapi-1.04.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-data-mongodb/2.1.4.RELEASE/spring-boot-starter-data-mongodb-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/mongodb/mongodb-driver/3.8.2/mongodb-driver-3.8.2.jar:/Users/guochao/.m2/repository/org/mongodb/bson/3.8.2/bson-3.8.2.jar:/Users/guochao/.m2/repository/org/mongodb/mongodb-driver-core/3.8.2/mongodb-driver-core-3.8.2.jar:/Users/guochao/.m2/repository/org/springframework/data/spring-data-mongodb/2.1.6.RELEASE/spring-data-mongodb-2.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-tx/5.1.6.RELEASE/spring-tx-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/data/spring-data-commons/2.1.6.RELEASE/spring-data-commons-2.1.6.RELEASE.jar:/Users/guochao/.m2/repository/commons-fileupload/commons-fileupload/1.2.1/commons-fileupload-1.2.1.jar:/Users/guochao/.m2/repository/org/ansj/ansj_seg/5.1.1/ansj_seg-5.1.1.jar:/Users/guochao/.m2/repository/org/nlpcn/nlp-lang/1.7.2/nlp-lang-1.7.2.jar:/Users/guochao/.m2/repository/com/hankcs/hanlp/portable-1.7.0/hanlp-portable-1.7.0.jar:/Users/guochao/.m2/repository/org/projectlombok/lombok/1.18.8/lombok-1.18.8.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter-zookeeper-config/2.1.2.RELEASE/spring-cloud-starter-zookeeper-config-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter-zookeeper/2.1.2.RELEASE/spring-cloud-starter-zookeeper-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-commons/2.1.2.RELEASE/spring-cloud-commons-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-zookeeper-core/2.1.2.RELEASE/spring-cloud-zookeeper-core-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-zookeeper-config/2.1.2.RELEASE/spring-cloud-zookeeper-config-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/apache/curator/curator-recipes/4.0.1/curator-recipes-4.0.1.jar:/Users/guochao/.m2/repository/org/apache/curator/curator-framework/4.0.1/curator-framework-4.0.1.jar:/Users/guochao/.m2/repository/org/apache/curator/curator-client/4.0.1/curator-client-4.0.1.jar:/Users/guochao/.m2/repository/org/apache/zookeeper/zookeeper/3.5.3-beta/zookeeper-3.5.3-beta.jar:/Users/guochao/.m2/repository/commons-cli/commons-cli/1.2/commons-cli-1.2.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-context/2.1.2.RELEASE/spring-cloud-context-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/security/spring-security-crypto/5.1.5.RELEASE/spring-security-crypto-5.1.5.RELEASE.jar:/Users/guochao/.m2/repository/com/alibaba/cloud/spring-cloud-starter-alibaba-nacos-discovery/2.1.0.RELEASE/spring-cloud-starter-alibaba-nacos-discovery-2.1.0.RELEASE.jar:/Users/guochao/.m2/repository/com/alibaba/cloud/spring-cloud-alibaba-nacos-discovery/2.1.0.RELEASE/spring-cloud-alibaba-nacos-discovery-2.1.0.RELEASE.jar:/Users/guochao/.m2/repository/com/alibaba/nacos/nacos-client/1.1.1/nacos-client-1.1.1.jar:/Users/guochao/.m2/repository/com/alibaba/nacos/nacos-common/1.1.1/nacos-common-1.1.1.jar:/Users/guochao/.m2/repository/commons-io/commons-io/2.2/commons-io-2.2.jar:/Users/guochao/.m2/repository/org/apache/commons/commons-lang3/3.8.1/commons-lang3-3.8.1.jar:/Users/guochao/.m2/repository/com/alibaba/nacos/nacos-api/1.1.1/nacos-api-1.1.1.jar:/Users/guochao/.m2/repository/com/alibaba/fastjson/1.2.47/fastjson-1.2.47.jar:/Users/guochao/.m2/repository/io/prometheus/simpleclient/0.5.0/simpleclient-0.5.0.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter-netflix-ribbon/2.1.2.RELEASE/spring-cloud-starter-netflix-ribbon-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter/2.1.2.RELEASE/spring-cloud-starter-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/security/spring-security-rsa/1.0.7.RELEASE/spring-security-rsa-1.0.7.RELEASE.jar:/Users/guochao/.m2/repository/org/bouncycastle/bcpkix-jdk15on/1.60/bcpkix-jdk15on-1.60.jar:/Users/guochao/.m2/repository/org/bouncycastle/bcprov-jdk15on/1.60/bcprov-jdk15on-1.60.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-netflix-ribbon/2.1.2.RELEASE/spring-cloud-netflix-ribbon-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-netflix-archaius/2.1.2.RELEASE/spring-cloud-netflix-archaius-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter-netflix-archaius/2.1.2.RELEASE/spring-cloud-starter-netflix-archaius-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/com/netflix/archaius/archaius-core/0.7.6/archaius-core-0.7.6.jar:/Users/guochao/.m2/repository/commons-configuration/commons-configuration/1.8/commons-configuration-1.8.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon/2.3.0/ribbon-2.3.0.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon-transport/2.3.0/ribbon-transport-2.3.0.jar:/Users/guochao/.m2/repository/io/reactivex/rxnetty-contexts/0.4.9/rxnetty-contexts-0.4.9.jar:/Users/guochao/.m2/repository/io/reactivex/rxnetty-servo/0.4.9/rxnetty-servo-0.4.9.jar:/Users/guochao/.m2/repository/com/netflix/hystrix/hystrix-core/1.5.18/hystrix-core-1.5.18.jar:/Users/guochao/.m2/repository/org/hdrhistogram/HdrHistogram/2.1.9/HdrHistogram-2.1.9.jar:/Users/guochao/.m2/repository/javax/inject/javax.inject/1/javax.inject-1.jar:/Users/guochao/.m2/repository/io/reactivex/rxnetty/0.4.9/rxnetty-0.4.9.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon-core/2.3.0/ribbon-core-2.3.0.jar:/Users/guochao/.m2/repository/commons-lang/commons-lang/2.6/commons-lang-2.6.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon-httpclient/2.3.0/ribbon-httpclient-2.3.0.jar:/Users/guochao/.m2/repository/commons-collections/commons-collections/3.2.2/commons-collections-3.2.2.jar:/Users/guochao/.m2/repository/com/sun/jersey/jersey-client/1.19.1/jersey-client-1.19.1.jar:/Users/guochao/.m2/repository/com/sun/jersey/jersey-core/1.19.1/jersey-core-1.19.1.jar:/Users/guochao/.m2/repository/javax/ws/rs/jsr311-api/1.1.1/jsr311-api-1.1.1.jar:/Users/guochao/.m2/repository/com/sun/jersey/contribs/jersey-apache-client4/1.19.1/jersey-apache-client4-1.19.1.jar:/Users/guochao/.m2/repository/com/netflix/servo/servo-core/0.12.21/servo-core-0.12.21.jar:/Users/guochao/.m2/repository/com/netflix/netflix-commons/netflix-commons-util/0.3.0/netflix-commons-util-0.3.0.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon-loadbalancer/2.3.0/ribbon-loadbalancer-2.3.0.jar:/Users/guochao/.m2/repository/com/netflix/netflix-commons/netflix-statistics/0.1.1/netflix-statistics-0.1.1.jar:/Users/guochao/.m2/repository/io/reactivex/rxjava/1.3.8/rxjava-1.3.8.jar:/Users/guochao/.m2/repository/com/aliyun/oss/aliyun-sdk-oss/3.8.0/aliyun-sdk-oss-3.8.0.jar:/Users/guochao/.m2/repository/org/apache/httpcomponents/httpclient/4.5.8/httpclient-4.5.8.jar:/Users/guochao/.m2/repository/org/apache/httpcomponents/httpcore/4.4.11/httpcore-4.4.11.jar:/Users/guochao/.m2/repository/org/jdom/jdom/1.1/jdom-1.1.jar:/Users/guochao/.m2/repository/org/codehaus/jettison/jettison/1.1/jettison-1.1.jar:/Users/guochao/.m2/repository/stax/stax-api/1.0.1/stax-api-1.0.1.jar:/Users/guochao/.m2/repository/com/aliyun/aliyun-java-sdk-core/3.4.0/aliyun-java-sdk-core-3.4.0.jar:/Users/guochao/.m2/repository/com/aliyun/aliyun-java-sdk-ram/3.0.0/aliyun-java-sdk-ram-3.0.0.jar:/Users/guochao/.m2/repository/com/aliyun/aliyun-java-sdk-sts/3.0.0/aliyun-java-sdk-sts-3.0.0.jar:/Users/guochao/.m2/repository/com/aliyun/aliyun-java-sdk-ecs/4.2.0/aliyun-java-sdk-ecs-4.2.0.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-aop/2.1.4.RELEASE/spring-boot-starter-aop-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-aop/5.1.6.RELEASE/spring-aop-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/aspectj/aspectjweaver/1.9.2/aspectjweaver-1.9.2.jar:/Users/guochao/.m2/repository/com/google/guava/guava/25.0-jre/guava-25.0-jre.jar:/Users/guochao/.m2/repository/com/google/code/findbugs/jsr305/1.3.9/jsr305-1.3.9.jar:/Users/guochao/.m2/repository/org/checkerframework/checker-compat-qual/2.0.0/checker-compat-qual-2.0.0.jar:/Users/guochao/.m2/repository/com/google/errorprone/error_prone_annotations/2.1.3/error_prone_annotations-2.1.3.jar:/Users/guochao/.m2/repository/com/google/j2objc/j2objc-annotations/1.1/j2objc-annotations-1.1.jar:/Users/guochao/.m2/repository/org/codehaus/mojo/animal-sniffer-annotations/1.14/animal-sniffer-annotations-1.14.jar:/Applications/IntelliJ IDEA.app/Contents/lib/idea_rt.jar 
18:05:06.733 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.library.path=/Users/guochao/Library/Java/Extensions:/Library/Java/Extensions:/Network/Library/Java/Extensions:/System/Library/Java/Extensions:/usr/lib/java:. 
18:05:06.733 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.io.tmpdir=/var/folders/z7/lr15ch9n11jbc7g7ktktl8nw0000gn/T/ 
18:05:06.733 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.compiler=<NA> 
18:05:06.733 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.name=Mac OS X 
18:05:06.733 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.arch=x86_64 
18:05:06.733 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.version=10.14.6 
18:05:06.733 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:user.name=guochao 
18:05:06.733 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:user.home=/Users/guochao 
18:05:06.733 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:user.dir=/Users/guochao/Desktop/project/crowdsource-backend 
18:05:06.734 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.memory.free=87MB 
18:05:06.734 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.memory.max=3641MB 
18:05:06.734 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.memory.total=152MB 
18:05:06.745 [main] INFO  o.a.c.f.imps.CuratorFrameworkImpl - Starting 
18:05:06.748 [main] INFO  org.apache.zookeeper.ZooKeeper - Initiating client connection, connectString=101.37.175.111:2181 sessionTimeout=60000 watcher=org.apache.curator.ConnectionState@54d18072 
18:05:06.760 [main] INFO  o.apache.zookeeper.ClientCnxnSocket - jute.maxbuffer value is 4194304 Bytes 
18:05:06.765 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
18:05:06.770 [main] INFO  o.a.c.f.imps.CuratorFrameworkImpl - Default schema 
18:05:06.818 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Socket connection established, initiating session, client: /172.16.100.146:55473, server: 101.37.175.111/101.37.175.111:2181 
18:05:06.852 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Session establishment complete on server 101.37.175.111/101.37.175.111:2181, sessionid = 0x17559ef9a3fca4f, negotiated timeout = 40000 
18:05:06.856 [main-EventThread] INFO  o.a.c.f.s.ConnectionStateManager - State change: CONNECTED 
18:05:08.702 [main] INFO  o.s.c.b.c.PropertySourceBootstrapConfiguration - Located property source: CompositePropertySource {name='zookeeper', propertySources=[ZookeeperPropertySource {name='/config/mooctest-crowdsource-backend,dev'}, ZookeeperPropertySource {name='/config/mooctest-crowdsource-backend'}, ZookeeperPropertySource {name='/config/application,dev'}, ZookeeperPropertySource {name='/config/application'}]} 
18:05:08.744 [main] INFO  edu.nju.BugApplication - The following profiles are active: dev 
18:05:09.180 [main] INFO  o.s.d.r.c.RepositoryConfigurationDelegate - Bootstrapping Spring Data repositories in DEFAULT mode. 
18:05:09.196 [main] INFO  o.s.d.r.c.RepositoryConfigurationDelegate - Finished Spring Data repository scanning in 14ms. Found 0 repository interfaces. 
18:05:09.307 [main] INFO  o.s.c.context.scope.GenericScope - BeanFactory id=b2306abe-4109-3c0b-bf9b-f4447f91967a 
18:05:09.413 [main] INFO  o.s.c.s.PostProcessorRegistrationDelegate$BeanPostProcessorChecker - Bean 'org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration' of type [org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration$$EnhancerBySpringCGLIB$$e02d6bc] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) 
18:05:09.658 [main] INFO  o.s.b.w.e.tomcat.TomcatWebServer - Tomcat initialized with port(s): 8090 (http) 
18:05:09.673 [main] INFO  o.a.catalina.core.StandardService - Starting service [Tomcat] 
18:05:09.673 [main] INFO  o.a.catalina.core.StandardEngine - Starting Servlet engine: [Apache Tomcat/9.0.17] 
18:05:09.760 [main] INFO  o.a.c.c.C.[.[localhost].[/Bug/api] - Initializing Spring embedded WebApplicationContext 
18:05:09.760 [main] INFO  o.s.web.context.ContextLoader - Root WebApplicationContext: initialization completed in 1010 ms 
18:05:10.005 [main] INFO  org.mongodb.driver.cluster - Cluster created with settings {hosts=[localhost:27017], mode=SINGLE, requiredClusterType=UNKNOWN, serverSelectionTimeout='30000 ms', maxWaitQueueSize=500} 
18:05:10.052 [cluster-ClusterId{value='6087e1d66adc0456c4721d77', description='null'}-localhost:27017] INFO  org.mongodb.driver.connection - Opened connection [connectionId{localValue:1, serverValue:40}] to localhost:27017 
18:05:10.055 [cluster-ClusterId{value='6087e1d66adc0456c4721d77', description='null'}-localhost:27017] INFO  org.mongodb.driver.cluster - Monitor thread successfully connected to server with description ServerDescription{address=localhost:27017, type=STANDALONE, state=CONNECTED, ok=true, version=ServerVersion{versionList=[4, 0, 11]}, minWireVersion=0, maxWireVersion=7, maxDocumentSize=16777216, logicalSessionTimeoutMinutes=30, roundTripTimeNanos=2004637} 
18:05:10.267 [main] INFO  org.mongodb.driver.connection - Opened connection [connectionId{localValue:2, serverValue:41}] to localhost:27017 
18:05:10.481 [main] WARN  c.n.c.s.URLConfigurationSource - No URLs will be polled as dynamic configuration sources. 
18:05:10.481 [main] INFO  c.n.c.s.URLConfigurationSource - To enable URLs as dynamic configuration sources, define System property archaius.configurationSource.additionalUrls or make config.properties available on classpath. 
18:05:10.483 [main] WARN  c.n.c.s.URLConfigurationSource - No URLs will be polled as dynamic configuration sources. 
18:05:10.483 [main] INFO  c.n.c.s.URLConfigurationSource - To enable URLs as dynamic configuration sources, define System property archaius.configurationSource.additionalUrls or make config.properties available on classpath. 
18:05:10.624 [main] INFO  o.s.s.c.ThreadPoolTaskExecutor - Initializing ExecutorService 'applicationTaskExecutor' 
18:05:10.775 [main] INFO  o.s.s.c.ThreadPoolTaskScheduler - Initializing ExecutorService 
18:05:10.952 [main] INFO  o.s.b.w.e.tomcat.TomcatWebServer - Tomcat started on port(s): 8090 (http) with context path '/Bug/api' 
18:05:11.032 [main] ERROR c.a.c.n.r.NacosServiceRegistry - nacos registry, mooctest-crowdsource-backend register failed...NacosRegistration{nacosDiscoveryProperties=NacosDiscoveryProperties{serverAddr='127.0.0.1:8848', endpoint='', namespace='', watchDelay=30000, logName='', service='mooctest-crowdsource-backend', weight=1.0, clusterName='DEFAULT', namingLoadCacheAtStart='false', metadata={preserved.register.source=SPRING_CLOUD}, registerEnabled=true, ip='172.16.100.146', networkInterface='', port=8090, secure=false, accessKey='', secretKey=''}}, 
java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/instance after all servers([127.0.0.1:8848]) tried: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:464)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.registerService(NamingProxy.java:188)
	at com.alibaba.nacos.client.naming.NacosNamingService.registerInstance(NacosNamingService.java:205)
	at com.alibaba.nacos.client.naming.NacosNamingService.registerInstance(NacosNamingService.java:184)
	at com.alibaba.cloud.nacos.registry.NacosServiceRegistry.register(NacosServiceRegistry.java:61)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.register(AbstractAutoServiceRegistration.java:239)
	at com.alibaba.cloud.nacos.registry.NacosAutoServiceRegistration.register(NacosAutoServiceRegistration.java:74)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.start(AbstractAutoServiceRegistration.java:138)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.bind(AbstractAutoServiceRegistration.java:101)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.onApplicationEvent(AbstractAutoServiceRegistration.java:88)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.onApplicationEvent(AbstractAutoServiceRegistration.java:47)
	at org.springframework.context.event.SimpleApplicationEventMulticaster.doInvokeListener(SimpleApplicationEventMulticaster.java:172)
	at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:165)
	at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:139)
	at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:402)
	at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:359)
	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.finishRefresh(ServletWebServerApplicationContext.java:166)
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:552)
	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
	at edu.nju.BugApplication.main(BugApplication.java:10)
18:05:11.034 [main] INFO  edu.nju.BugApplication - Started BugApplication in 4.996 seconds (JVM running for 5.673) 
18:05:43.593 [http-nio-8090-exec-1] INFO  o.a.c.c.C.[.[localhost].[/Bug/api] - Initializing Spring DispatcherServlet 'dispatcherServlet' 
18:05:43.593 [http-nio-8090-exec-1] INFO  o.s.web.servlet.DispatcherServlet - Initializing Servlet 'dispatcherServlet' 
18:05:43.599 [http-nio-8090-exec-1] INFO  o.s.web.servlet.DispatcherServlet - Completed initialization in 6 ms 
18:17:42.787 [Curator-TreeCache-0] INFO  o.s.c.s.PostProcessorRegistrationDelegate$BeanPostProcessorChecker - Bean 'org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration' of type [org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration$$EnhancerBySpringCGLIB$$e02d6bc] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) 
18:17:42.818 [Curator-TreeCache-0] INFO  o.a.c.f.imps.CuratorFrameworkImpl - Starting 
18:17:42.818 [Curator-TreeCache-0] INFO  org.apache.zookeeper.ZooKeeper - Initiating client connection, connectString=101.37.175.111:2181 sessionTimeout=60000 watcher=org.apache.curator.ConnectionState@5e65663f 
18:17:42.818 [Curator-TreeCache-0] INFO  o.apache.zookeeper.ClientCnxnSocket - jute.maxbuffer value is 4194304 Bytes 
18:17:42.819 [Curator-TreeCache-0-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
18:17:42.820 [Curator-TreeCache-0] INFO  o.a.c.f.imps.CuratorFrameworkImpl - Default schema 
18:17:42.855 [Curator-TreeCache-0-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Socket connection established, initiating session, client: /172.16.100.146:60635, server: 101.37.175.111/101.37.175.111:2181 
18:17:42.884 [Curator-TreeCache-0-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Session establishment complete on server 101.37.175.111/101.37.175.111:2181, sessionid = 0x17559ef9a3fca56, negotiated timeout = 40000 
18:17:42.884 [Curator-TreeCache-0-EventThread] INFO  o.a.c.f.s.ConnectionStateManager - State change: CONNECTED 
18:17:43.937 [Curator-TreeCache-0] INFO  o.s.c.b.c.PropertySourceBootstrapConfiguration - Located property source: CompositePropertySource {name='zookeeper', propertySources=[ZookeeperPropertySource {name='/config/mooctest-crowdsource-backend,dev'}, ZookeeperPropertySource {name='/config/mooctest-crowdsource-backend'}, ZookeeperPropertySource {name='/config/application,dev'}, ZookeeperPropertySource {name='/config/application'}]} 
18:17:44.229 [Curator-TreeCache-0] INFO  o.s.boot.SpringApplication - The following profiles are active: dev 
18:17:44.239 [Curator-TreeCache-0] INFO  o.s.boot.SpringApplication - Started application in 1.524 seconds (JVM running for 758.869) 
18:17:44.241 [Curator-Framework-0] INFO  o.a.c.f.imps.CuratorFrameworkImpl - backgroundOperationsLoop exiting 
18:17:44.269 [Curator-TreeCache-0] INFO  org.apache.zookeeper.ZooKeeper - Session: 0x17559ef9a3fca56 closed 
18:17:44.269 [Curator-TreeCache-0-EventThread] INFO  org.apache.zookeeper.ClientCnxn - EventThread shut down for session: 0x17559ef9a3fca56 
18:17:44.294 [Curator-TreeCache-0] INFO  o.s.c.e.event.RefreshEventListener - Refresh keys changed: [spring.data.mongodb.uri] 
18:17:46.917 [com.alibaba.nacos.naming.beat.sender] WARN  com.alibaba.nacos.client.naming - failed to request http://127.0.0.1:8848/nacos/v1/ns/instance/beat?beat=%7B%22cluster%22%3A%22DEFAULT%22%2C%22ip%22%3A%22172.16.100.146%22%2C%22metadata%22%3A%7B%22preserved.register.source%22%3A%22SPRING_CLOUD%22%7D%2C%22period%22%3A5000%2C%22port%22%3A8090%2C%22scheduled%22%3Afalse%2C%22serviceName%22%3A%22DEFAULT_GROUP%40%40mooctest-crowdsource-backend%22%2C%22stopped%22%3Afalse%2C%22weight%22%3A1.0%7D&serviceName=DEFAULT_GROUP%40%40mooctest-crowdsource-backend&encoding=UTF-8&namespaceId=public from 127.0.0.1 
18:17:46.917 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - [NA] failed to request  
java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:589)
	at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:463)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:558)
	at sun.net.www.http.HttpClient.<init>(HttpClient.java:242)
	at sun.net.www.http.HttpClient.New(HttpClient.java:339)
	at sun.net.www.http.HttpClient.New(HttpClient.java:357)
	at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:1220)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1156)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1050)
	at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:984)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream0(HttpURLConnection.java:1334)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(HttpURLConnection.java:1309)
	at com.alibaba.nacos.client.naming.net.HttpClient.request(HttpClient.java:85)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:410)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:17:46.918 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - request 127.0.0.1:8848 failed. 
com.alibaba.nacos.api.exception.NacosException: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance/beat. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:424)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:17:46.918 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - [CLIENT-BEAT] failed to send beat: {"cluster":"DEFAULT","ip":"172.16.100.146","metadata":{"preserved.register.source":"SPRING_CLOUD"},"period":5000,"port":8090,"scheduled":false,"serviceName":"DEFAULT_GROUP@@mooctest-crowdsource-backend","stopped":false,"weight":1.0} 
java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/instance/beat after all servers([127.0.0.1:8848]) tried: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance/beat. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:464)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:17:51.923 [com.alibaba.nacos.naming.beat.sender] WARN  com.alibaba.nacos.client.naming - failed to request http://127.0.0.1:8848/nacos/v1/ns/instance/beat?beat=%7B%22cluster%22%3A%22DEFAULT%22%2C%22ip%22%3A%22172.16.100.146%22%2C%22metadata%22%3A%7B%22preserved.register.source%22%3A%22SPRING_CLOUD%22%7D%2C%22period%22%3A5000%2C%22port%22%3A8090%2C%22scheduled%22%3Afalse%2C%22serviceName%22%3A%22DEFAULT_GROUP%40%40mooctest-crowdsource-backend%22%2C%22stopped%22%3Afalse%2C%22weight%22%3A1.0%7D&serviceName=DEFAULT_GROUP%40%40mooctest-crowdsource-backend&encoding=UTF-8&namespaceId=public from 127.0.0.1 
18:17:51.924 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - [NA] failed to request  
java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:589)
	at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:463)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:558)
	at sun.net.www.http.HttpClient.<init>(HttpClient.java:242)
	at sun.net.www.http.HttpClient.New(HttpClient.java:339)
	at sun.net.www.http.HttpClient.New(HttpClient.java:357)
	at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:1220)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1156)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1050)
	at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:984)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream0(HttpURLConnection.java:1334)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(HttpURLConnection.java:1309)
	at com.alibaba.nacos.client.naming.net.HttpClient.request(HttpClient.java:85)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:410)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:17:51.924 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - request 127.0.0.1:8848 failed. 
com.alibaba.nacos.api.exception.NacosException: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance/beat. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:424)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:17:51.924 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - [CLIENT-BEAT] failed to send beat: {"cluster":"DEFAULT","ip":"172.16.100.146","metadata":{"preserved.register.source":"SPRING_CLOUD"},"period":5000,"port":8090,"scheduled":false,"serviceName":"DEFAULT_GROUP@@mooctest-crowdsource-backend","stopped":false,"weight":1.0} 
java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/instance/beat after all servers([127.0.0.1:8848]) tried: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance/beat. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:464)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:17:56.928 [com.alibaba.nacos.naming.beat.sender] WARN  com.alibaba.nacos.client.naming - failed to request http://127.0.0.1:8848/nacos/v1/ns/instance/beat?beat=%7B%22cluster%22%3A%22DEFAULT%22%2C%22ip%22%3A%22172.16.100.146%22%2C%22metadata%22%3A%7B%22preserved.register.source%22%3A%22SPRING_CLOUD%22%7D%2C%22period%22%3A5000%2C%22port%22%3A8090%2C%22scheduled%22%3Afalse%2C%22serviceName%22%3A%22DEFAULT_GROUP%40%40mooctest-crowdsource-backend%22%2C%22stopped%22%3Afalse%2C%22weight%22%3A1.0%7D&serviceName=DEFAULT_GROUP%40%40mooctest-crowdsource-backend&encoding=UTF-8&namespaceId=public from 127.0.0.1 
18:17:56.928 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - [NA] failed to request  
java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:589)
	at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:463)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:558)
	at sun.net.www.http.HttpClient.<init>(HttpClient.java:242)
	at sun.net.www.http.HttpClient.New(HttpClient.java:339)
	at sun.net.www.http.HttpClient.New(HttpClient.java:357)
	at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:1220)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1156)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1050)
	at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:984)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream0(HttpURLConnection.java:1334)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(HttpURLConnection.java:1309)
	at com.alibaba.nacos.client.naming.net.HttpClient.request(HttpClient.java:85)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:410)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:17:56.929 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - request 127.0.0.1:8848 failed. 
com.alibaba.nacos.api.exception.NacosException: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance/beat. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:424)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:17:56.929 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - [CLIENT-BEAT] failed to send beat: {"cluster":"DEFAULT","ip":"172.16.100.146","metadata":{"preserved.register.source":"SPRING_CLOUD"},"period":5000,"port":8090,"scheduled":false,"serviceName":"DEFAULT_GROUP@@mooctest-crowdsource-backend","stopped":false,"weight":1.0} 
java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/instance/beat after all servers([127.0.0.1:8848]) tried: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance/beat. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:464)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:01.933 [com.alibaba.nacos.naming.beat.sender] WARN  com.alibaba.nacos.client.naming - failed to request http://127.0.0.1:8848/nacos/v1/ns/instance/beat?beat=%7B%22cluster%22%3A%22DEFAULT%22%2C%22ip%22%3A%22172.16.100.146%22%2C%22metadata%22%3A%7B%22preserved.register.source%22%3A%22SPRING_CLOUD%22%7D%2C%22period%22%3A5000%2C%22port%22%3A8090%2C%22scheduled%22%3Afalse%2C%22serviceName%22%3A%22DEFAULT_GROUP%40%40mooctest-crowdsource-backend%22%2C%22stopped%22%3Afalse%2C%22weight%22%3A1.0%7D&serviceName=DEFAULT_GROUP%40%40mooctest-crowdsource-backend&encoding=UTF-8&namespaceId=public from 127.0.0.1 
18:18:01.933 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - [NA] failed to request  
java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:589)
	at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:463)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:558)
	at sun.net.www.http.HttpClient.<init>(HttpClient.java:242)
	at sun.net.www.http.HttpClient.New(HttpClient.java:339)
	at sun.net.www.http.HttpClient.New(HttpClient.java:357)
	at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:1220)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1156)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1050)
	at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:984)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream0(HttpURLConnection.java:1334)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(HttpURLConnection.java:1309)
	at com.alibaba.nacos.client.naming.net.HttpClient.request(HttpClient.java:85)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:410)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:01.934 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - request 127.0.0.1:8848 failed. 
com.alibaba.nacos.api.exception.NacosException: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance/beat. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:424)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:01.934 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - [CLIENT-BEAT] failed to send beat: {"cluster":"DEFAULT","ip":"172.16.100.146","metadata":{"preserved.register.source":"SPRING_CLOUD"},"period":5000,"port":8090,"scheduled":false,"serviceName":"DEFAULT_GROUP@@mooctest-crowdsource-backend","stopped":false,"weight":1.0} 
java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/instance/beat after all servers([127.0.0.1:8848]) tried: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance/beat. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:464)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:06.939 [com.alibaba.nacos.naming.beat.sender] WARN  com.alibaba.nacos.client.naming - failed to request http://127.0.0.1:8848/nacos/v1/ns/instance/beat?beat=%7B%22cluster%22%3A%22DEFAULT%22%2C%22ip%22%3A%22172.16.100.146%22%2C%22metadata%22%3A%7B%22preserved.register.source%22%3A%22SPRING_CLOUD%22%7D%2C%22period%22%3A5000%2C%22port%22%3A8090%2C%22scheduled%22%3Afalse%2C%22serviceName%22%3A%22DEFAULT_GROUP%40%40mooctest-crowdsource-backend%22%2C%22stopped%22%3Afalse%2C%22weight%22%3A1.0%7D&serviceName=DEFAULT_GROUP%40%40mooctest-crowdsource-backend&encoding=UTF-8&namespaceId=public from 127.0.0.1 
18:18:06.940 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - [NA] failed to request  
java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:589)
	at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:463)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:558)
	at sun.net.www.http.HttpClient.<init>(HttpClient.java:242)
	at sun.net.www.http.HttpClient.New(HttpClient.java:339)
	at sun.net.www.http.HttpClient.New(HttpClient.java:357)
	at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:1220)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1156)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1050)
	at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:984)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream0(HttpURLConnection.java:1334)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(HttpURLConnection.java:1309)
	at com.alibaba.nacos.client.naming.net.HttpClient.request(HttpClient.java:85)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:410)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:06.941 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - request 127.0.0.1:8848 failed. 
com.alibaba.nacos.api.exception.NacosException: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance/beat. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:424)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:06.941 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - [CLIENT-BEAT] failed to send beat: {"cluster":"DEFAULT","ip":"172.16.100.146","metadata":{"preserved.register.source":"SPRING_CLOUD"},"period":5000,"port":8090,"scheduled":false,"serviceName":"DEFAULT_GROUP@@mooctest-crowdsource-backend","stopped":false,"weight":1.0} 
java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/instance/beat after all servers([127.0.0.1:8848]) tried: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance/beat. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:464)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:11.946 [com.alibaba.nacos.naming.beat.sender] WARN  com.alibaba.nacos.client.naming - failed to request http://127.0.0.1:8848/nacos/v1/ns/instance/beat?beat=%7B%22cluster%22%3A%22DEFAULT%22%2C%22ip%22%3A%22172.16.100.146%22%2C%22metadata%22%3A%7B%22preserved.register.source%22%3A%22SPRING_CLOUD%22%7D%2C%22period%22%3A5000%2C%22port%22%3A8090%2C%22scheduled%22%3Afalse%2C%22serviceName%22%3A%22DEFAULT_GROUP%40%40mooctest-crowdsource-backend%22%2C%22stopped%22%3Afalse%2C%22weight%22%3A1.0%7D&serviceName=DEFAULT_GROUP%40%40mooctest-crowdsource-backend&encoding=UTF-8&namespaceId=public from 127.0.0.1 
18:18:11.946 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - [NA] failed to request  
java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:589)
	at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:463)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:558)
	at sun.net.www.http.HttpClient.<init>(HttpClient.java:242)
	at sun.net.www.http.HttpClient.New(HttpClient.java:339)
	at sun.net.www.http.HttpClient.New(HttpClient.java:357)
	at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:1220)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1156)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1050)
	at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:984)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream0(HttpURLConnection.java:1334)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(HttpURLConnection.java:1309)
	at com.alibaba.nacos.client.naming.net.HttpClient.request(HttpClient.java:85)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:410)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:11.947 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - request 127.0.0.1:8848 failed. 
com.alibaba.nacos.api.exception.NacosException: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance/beat. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:424)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:11.947 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - [CLIENT-BEAT] failed to send beat: {"cluster":"DEFAULT","ip":"172.16.100.146","metadata":{"preserved.register.source":"SPRING_CLOUD"},"period":5000,"port":8090,"scheduled":false,"serviceName":"DEFAULT_GROUP@@mooctest-crowdsource-backend","stopped":false,"weight":1.0} 
java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/instance/beat after all servers([127.0.0.1:8848]) tried: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance/beat. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:464)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:16.949 [com.alibaba.nacos.naming.beat.sender] WARN  com.alibaba.nacos.client.naming - failed to request http://127.0.0.1:8848/nacos/v1/ns/instance/beat?beat=%7B%22cluster%22%3A%22DEFAULT%22%2C%22ip%22%3A%22172.16.100.146%22%2C%22metadata%22%3A%7B%22preserved.register.source%22%3A%22SPRING_CLOUD%22%7D%2C%22period%22%3A5000%2C%22port%22%3A8090%2C%22scheduled%22%3Afalse%2C%22serviceName%22%3A%22DEFAULT_GROUP%40%40mooctest-crowdsource-backend%22%2C%22stopped%22%3Afalse%2C%22weight%22%3A1.0%7D&serviceName=DEFAULT_GROUP%40%40mooctest-crowdsource-backend&encoding=UTF-8&namespaceId=public from 127.0.0.1 
18:18:16.949 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - [NA] failed to request  
java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:589)
	at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:463)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:558)
	at sun.net.www.http.HttpClient.<init>(HttpClient.java:242)
	at sun.net.www.http.HttpClient.New(HttpClient.java:339)
	at sun.net.www.http.HttpClient.New(HttpClient.java:357)
	at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:1220)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1156)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1050)
	at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:984)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream0(HttpURLConnection.java:1334)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(HttpURLConnection.java:1309)
	at com.alibaba.nacos.client.naming.net.HttpClient.request(HttpClient.java:85)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:410)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:16.950 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - request 127.0.0.1:8848 failed. 
com.alibaba.nacos.api.exception.NacosException: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance/beat. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:424)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:16.950 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - [CLIENT-BEAT] failed to send beat: {"cluster":"DEFAULT","ip":"172.16.100.146","metadata":{"preserved.register.source":"SPRING_CLOUD"},"period":5000,"port":8090,"scheduled":false,"serviceName":"DEFAULT_GROUP@@mooctest-crowdsource-backend","stopped":false,"weight":1.0} 
java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/instance/beat after all servers([127.0.0.1:8848]) tried: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance/beat. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:464)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:21.954 [com.alibaba.nacos.naming.beat.sender] WARN  com.alibaba.nacos.client.naming - failed to request http://127.0.0.1:8848/nacos/v1/ns/instance/beat?beat=%7B%22cluster%22%3A%22DEFAULT%22%2C%22ip%22%3A%22172.16.100.146%22%2C%22metadata%22%3A%7B%22preserved.register.source%22%3A%22SPRING_CLOUD%22%7D%2C%22period%22%3A5000%2C%22port%22%3A8090%2C%22scheduled%22%3Afalse%2C%22serviceName%22%3A%22DEFAULT_GROUP%40%40mooctest-crowdsource-backend%22%2C%22stopped%22%3Afalse%2C%22weight%22%3A1.0%7D&serviceName=DEFAULT_GROUP%40%40mooctest-crowdsource-backend&encoding=UTF-8&namespaceId=public from 127.0.0.1 
18:18:21.955 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - [NA] failed to request  
java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:589)
	at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:463)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:558)
	at sun.net.www.http.HttpClient.<init>(HttpClient.java:242)
	at sun.net.www.http.HttpClient.New(HttpClient.java:339)
	at sun.net.www.http.HttpClient.New(HttpClient.java:357)
	at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:1220)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1156)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1050)
	at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:984)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream0(HttpURLConnection.java:1334)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(HttpURLConnection.java:1309)
	at com.alibaba.nacos.client.naming.net.HttpClient.request(HttpClient.java:85)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:410)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:21.955 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - request 127.0.0.1:8848 failed. 
com.alibaba.nacos.api.exception.NacosException: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance/beat. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:424)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:21.955 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - [CLIENT-BEAT] failed to send beat: {"cluster":"DEFAULT","ip":"172.16.100.146","metadata":{"preserved.register.source":"SPRING_CLOUD"},"period":5000,"port":8090,"scheduled":false,"serviceName":"DEFAULT_GROUP@@mooctest-crowdsource-backend","stopped":false,"weight":1.0} 
java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/instance/beat after all servers([127.0.0.1:8848]) tried: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance/beat. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:464)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:26.960 [com.alibaba.nacos.naming.beat.sender] WARN  com.alibaba.nacos.client.naming - failed to request http://127.0.0.1:8848/nacos/v1/ns/instance/beat?beat=%7B%22cluster%22%3A%22DEFAULT%22%2C%22ip%22%3A%22172.16.100.146%22%2C%22metadata%22%3A%7B%22preserved.register.source%22%3A%22SPRING_CLOUD%22%7D%2C%22period%22%3A5000%2C%22port%22%3A8090%2C%22scheduled%22%3Afalse%2C%22serviceName%22%3A%22DEFAULT_GROUP%40%40mooctest-crowdsource-backend%22%2C%22stopped%22%3Afalse%2C%22weight%22%3A1.0%7D&serviceName=DEFAULT_GROUP%40%40mooctest-crowdsource-backend&encoding=UTF-8&namespaceId=public from 127.0.0.1 
18:18:26.960 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - [NA] failed to request  
java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:589)
	at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:463)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:558)
	at sun.net.www.http.HttpClient.<init>(HttpClient.java:242)
	at sun.net.www.http.HttpClient.New(HttpClient.java:339)
	at sun.net.www.http.HttpClient.New(HttpClient.java:357)
	at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:1220)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1156)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1050)
	at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:984)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream0(HttpURLConnection.java:1334)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(HttpURLConnection.java:1309)
	at com.alibaba.nacos.client.naming.net.HttpClient.request(HttpClient.java:85)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:410)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:26.961 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - request 127.0.0.1:8848 failed. 
com.alibaba.nacos.api.exception.NacosException: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance/beat. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:424)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:26.961 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - [CLIENT-BEAT] failed to send beat: {"cluster":"DEFAULT","ip":"172.16.100.146","metadata":{"preserved.register.source":"SPRING_CLOUD"},"period":5000,"port":8090,"scheduled":false,"serviceName":"DEFAULT_GROUP@@mooctest-crowdsource-backend","stopped":false,"weight":1.0} 
java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/instance/beat after all servers([127.0.0.1:8848]) tried: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance/beat. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:464)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:31.964 [com.alibaba.nacos.naming.beat.sender] WARN  com.alibaba.nacos.client.naming - failed to request http://127.0.0.1:8848/nacos/v1/ns/instance/beat?beat=%7B%22cluster%22%3A%22DEFAULT%22%2C%22ip%22%3A%22172.16.100.146%22%2C%22metadata%22%3A%7B%22preserved.register.source%22%3A%22SPRING_CLOUD%22%7D%2C%22period%22%3A5000%2C%22port%22%3A8090%2C%22scheduled%22%3Afalse%2C%22serviceName%22%3A%22DEFAULT_GROUP%40%40mooctest-crowdsource-backend%22%2C%22stopped%22%3Afalse%2C%22weight%22%3A1.0%7D&serviceName=DEFAULT_GROUP%40%40mooctest-crowdsource-backend&encoding=UTF-8&namespaceId=public from 127.0.0.1 
18:18:31.964 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - [NA] failed to request  
java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:589)
	at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:463)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:558)
	at sun.net.www.http.HttpClient.<init>(HttpClient.java:242)
	at sun.net.www.http.HttpClient.New(HttpClient.java:339)
	at sun.net.www.http.HttpClient.New(HttpClient.java:357)
	at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:1220)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1156)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1050)
	at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:984)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream0(HttpURLConnection.java:1334)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(HttpURLConnection.java:1309)
	at com.alibaba.nacos.client.naming.net.HttpClient.request(HttpClient.java:85)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:410)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:31.965 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - request 127.0.0.1:8848 failed. 
com.alibaba.nacos.api.exception.NacosException: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance/beat. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:424)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:31.965 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - [CLIENT-BEAT] failed to send beat: {"cluster":"DEFAULT","ip":"172.16.100.146","metadata":{"preserved.register.source":"SPRING_CLOUD"},"period":5000,"port":8090,"scheduled":false,"serviceName":"DEFAULT_GROUP@@mooctest-crowdsource-backend","stopped":false,"weight":1.0} 
java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/instance/beat after all servers([127.0.0.1:8848]) tried: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance/beat. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:464)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:36.969 [com.alibaba.nacos.naming.beat.sender] WARN  com.alibaba.nacos.client.naming - failed to request http://127.0.0.1:8848/nacos/v1/ns/instance/beat?beat=%7B%22cluster%22%3A%22DEFAULT%22%2C%22ip%22%3A%22172.16.100.146%22%2C%22metadata%22%3A%7B%22preserved.register.source%22%3A%22SPRING_CLOUD%22%7D%2C%22period%22%3A5000%2C%22port%22%3A8090%2C%22scheduled%22%3Afalse%2C%22serviceName%22%3A%22DEFAULT_GROUP%40%40mooctest-crowdsource-backend%22%2C%22stopped%22%3Afalse%2C%22weight%22%3A1.0%7D&serviceName=DEFAULT_GROUP%40%40mooctest-crowdsource-backend&encoding=UTF-8&namespaceId=public from 127.0.0.1 
18:18:36.969 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - [NA] failed to request  
java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:589)
	at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:463)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:558)
	at sun.net.www.http.HttpClient.<init>(HttpClient.java:242)
	at sun.net.www.http.HttpClient.New(HttpClient.java:339)
	at sun.net.www.http.HttpClient.New(HttpClient.java:357)
	at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:1220)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1156)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1050)
	at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:984)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream0(HttpURLConnection.java:1334)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(HttpURLConnection.java:1309)
	at com.alibaba.nacos.client.naming.net.HttpClient.request(HttpClient.java:85)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:410)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:36.969 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - request 127.0.0.1:8848 failed. 
com.alibaba.nacos.api.exception.NacosException: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance/beat. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:424)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:36.969 [com.alibaba.nacos.naming.beat.sender] ERROR com.alibaba.nacos.client.naming - [CLIENT-BEAT] failed to send beat: {"cluster":"DEFAULT","ip":"172.16.100.146","metadata":{"preserved.register.source":"SPRING_CLOUD"},"period":5000,"port":8090,"scheduled":false,"serviceName":"DEFAULT_GROUP@@mooctest-crowdsource-backend","stopped":false,"weight":1.0} 
java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/instance/beat after all servers([127.0.0.1:8848]) tried: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance/beat. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:464)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.sendBeat(NamingProxy.java:309)
	at com.alibaba.nacos.client.naming.beat.BeatReactor$BeatTask.run(BeatReactor.java:92)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
18:18:40.388 [Thread-21] INFO  c.a.c.n.r.NacosServiceRegistry - De-registering from Nacos Server now... 
18:18:40.388 [Thread-21] INFO  com.alibaba.nacos.client.naming - [BEAT] removing beat: DEFAULT_GROUP@@mooctest-crowdsource-backend:172.16.100.146:8090 from beat map. 
18:18:40.388 [Thread-21] INFO  com.alibaba.nacos.client.naming - [DEREGISTER-SERVICE] public deregistering service DEFAULT_GROUP@@mooctest-crowdsource-backend with instance: {"clusterName":"DEFAULT","enabled":true,"ephemeral":true,"healthy":true,"instanceHeartBeatInterval":5000,"instanceHeartBeatTimeOut":15000,"ip":"172.16.100.146","ipDeleteTimeout":30000,"metadata":{},"port":8090,"weight":1.0} 
18:18:40.389 [Thread-21] WARN  com.alibaba.nacos.client.naming - failed to request http://127.0.0.1:8848/nacos/v1/ns/instance?namespaceId=public&port=8090&clusterName=DEFAULT&ip=172.16.100.146&ephemeral=true&serviceName=DEFAULT_GROUP%40%40mooctest-crowdsource-backend&encoding=UTF-8 from 127.0.0.1 
18:18:40.389 [Thread-21] ERROR com.alibaba.nacos.client.naming - [NA] failed to request  
java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:589)
	at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:463)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:558)
	at sun.net.www.http.HttpClient.<init>(HttpClient.java:242)
	at sun.net.www.http.HttpClient.New(HttpClient.java:339)
	at sun.net.www.http.HttpClient.New(HttpClient.java:357)
	at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:1220)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1156)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1050)
	at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:984)
	at com.alibaba.nacos.client.naming.net.HttpClient.request(HttpClient.java:89)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:410)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.deregisterService(NamingProxy.java:205)
	at com.alibaba.nacos.client.naming.NacosNamingService.deregisterInstance(NacosNamingService.java:244)
	at com.alibaba.nacos.client.naming.NacosNamingService.deregisterInstance(NacosNamingService.java:231)
	at com.alibaba.nacos.client.naming.NacosNamingService.deregisterInstance(NacosNamingService.java:221)
	at com.alibaba.cloud.nacos.registry.NacosServiceRegistry.deregister(NacosServiceRegistry.java:85)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.deregister(AbstractAutoServiceRegistration.java:256)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.stop(AbstractAutoServiceRegistration.java:271)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.destroy(AbstractAutoServiceRegistration.java:208)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleElement.invoke(InitDestroyAnnotationBeanPostProcessor.java:363)
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleMetadata.invokeDestroyMethods(InitDestroyAnnotationBeanPostProcessor.java:321)
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor.postProcessBeforeDestruction(InitDestroyAnnotationBeanPostProcessor.java:156)
	at org.springframework.beans.factory.support.DisposableBeanAdapter.destroy(DisposableBeanAdapter.java:240)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroyBean(DefaultSingletonBeanRegistry.java:571)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroySingleton(DefaultSingletonBeanRegistry.java:543)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.destroySingleton(DefaultListableBeanFactory.java:1055)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroySingletons(DefaultSingletonBeanRegistry.java:504)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.destroySingletons(DefaultListableBeanFactory.java:1062)
	at org.springframework.context.support.AbstractApplicationContext.destroyBeans(AbstractApplicationContext.java:1057)
	at org.springframework.context.support.AbstractApplicationContext.doClose(AbstractApplicationContext.java:1026)
	at org.springframework.context.support.AbstractApplicationContext$1.run(AbstractApplicationContext.java:945)
18:18:40.389 [Thread-21] ERROR com.alibaba.nacos.client.naming - request 127.0.0.1:8848 failed. 
com.alibaba.nacos.api.exception.NacosException: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:424)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:451)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.deregisterService(NamingProxy.java:205)
	at com.alibaba.nacos.client.naming.NacosNamingService.deregisterInstance(NacosNamingService.java:244)
	at com.alibaba.nacos.client.naming.NacosNamingService.deregisterInstance(NacosNamingService.java:231)
	at com.alibaba.nacos.client.naming.NacosNamingService.deregisterInstance(NacosNamingService.java:221)
	at com.alibaba.cloud.nacos.registry.NacosServiceRegistry.deregister(NacosServiceRegistry.java:85)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.deregister(AbstractAutoServiceRegistration.java:256)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.stop(AbstractAutoServiceRegistration.java:271)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.destroy(AbstractAutoServiceRegistration.java:208)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleElement.invoke(InitDestroyAnnotationBeanPostProcessor.java:363)
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleMetadata.invokeDestroyMethods(InitDestroyAnnotationBeanPostProcessor.java:321)
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor.postProcessBeforeDestruction(InitDestroyAnnotationBeanPostProcessor.java:156)
	at org.springframework.beans.factory.support.DisposableBeanAdapter.destroy(DisposableBeanAdapter.java:240)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroyBean(DefaultSingletonBeanRegistry.java:571)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroySingleton(DefaultSingletonBeanRegistry.java:543)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.destroySingleton(DefaultListableBeanFactory.java:1055)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroySingletons(DefaultSingletonBeanRegistry.java:504)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.destroySingletons(DefaultListableBeanFactory.java:1062)
	at org.springframework.context.support.AbstractApplicationContext.destroyBeans(AbstractApplicationContext.java:1057)
	at org.springframework.context.support.AbstractApplicationContext.doClose(AbstractApplicationContext.java:1026)
	at org.springframework.context.support.AbstractApplicationContext$1.run(AbstractApplicationContext.java:945)
18:18:40.415 [Thread-21] ERROR c.a.c.n.r.NacosServiceRegistry - ERR_NACOS_DEREGISTER, de-register failed...NacosRegistration{nacosDiscoveryProperties=NacosDiscoveryProperties{serverAddr='127.0.0.1:8848', endpoint='', namespace='', watchDelay=30000, logName='', service='mooctest-crowdsource-backend', weight=1.0, clusterName='DEFAULT', namingLoadCacheAtStart='false', metadata={preserved.register.source=SPRING_CLOUD}, registerEnabled=true, ip='172.16.100.146', networkInterface='', port=8090, secure=false, accessKey='', secretKey=''}}, 
java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/instance after all servers([127.0.0.1:8848]) tried: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:464)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.deregisterService(NamingProxy.java:205)
	at com.alibaba.nacos.client.naming.NacosNamingService.deregisterInstance(NacosNamingService.java:244)
	at com.alibaba.nacos.client.naming.NacosNamingService.deregisterInstance(NacosNamingService.java:231)
	at com.alibaba.nacos.client.naming.NacosNamingService.deregisterInstance(NacosNamingService.java:221)
	at com.alibaba.cloud.nacos.registry.NacosServiceRegistry.deregister(NacosServiceRegistry.java:85)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.deregister(AbstractAutoServiceRegistration.java:256)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.stop(AbstractAutoServiceRegistration.java:271)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.destroy(AbstractAutoServiceRegistration.java:208)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleElement.invoke(InitDestroyAnnotationBeanPostProcessor.java:363)
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleMetadata.invokeDestroyMethods(InitDestroyAnnotationBeanPostProcessor.java:321)
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor.postProcessBeforeDestruction(InitDestroyAnnotationBeanPostProcessor.java:156)
	at org.springframework.beans.factory.support.DisposableBeanAdapter.destroy(DisposableBeanAdapter.java:240)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroyBean(DefaultSingletonBeanRegistry.java:571)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroySingleton(DefaultSingletonBeanRegistry.java:543)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.destroySingleton(DefaultListableBeanFactory.java:1055)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroySingletons(DefaultSingletonBeanRegistry.java:504)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.destroySingletons(DefaultListableBeanFactory.java:1062)
	at org.springframework.context.support.AbstractApplicationContext.destroyBeans(AbstractApplicationContext.java:1057)
	at org.springframework.context.support.AbstractApplicationContext.doClose(AbstractApplicationContext.java:1026)
	at org.springframework.context.support.AbstractApplicationContext$1.run(AbstractApplicationContext.java:945)
18:18:40.416 [Thread-21] INFO  c.a.c.n.r.NacosServiceRegistry - De-registration finished. 
18:18:40.416 [Thread-21] INFO  o.s.s.c.ThreadPoolTaskExecutor - Shutting down ExecutorService 'applicationTaskExecutor' 
18:18:40.422 [main-SendThread(101.37.175.111:2181)] ERROR org.apache.zookeeper.ClientCnxn - Exception when removing watcher 
org.apache.zookeeper.KeeperException$UnimplementedException: KeeperErrorCode = Unimplemented for /config/application,dev
	at org.apache.zookeeper.KeeperException.create(KeeperException.java:103)
	at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
	at org.apache.zookeeper.ZooKeeper$ZKWatchManager.removeWatches(ZooKeeper.java:419)
	at org.apache.zookeeper.ZooKeeper$ZKWatchManager.removeWatcher(ZooKeeper.java:318)
	at org.apache.zookeeper.WatchDeregistration.unregister(WatchDeregistration.java:58)
	at org.apache.zookeeper.ClientCnxn.finishPacket(ClientCnxn.java:683)
	at org.apache.zookeeper.ClientCnxn.access$1500(ClientCnxn.java:99)
	at org.apache.zookeeper.ClientCnxn$SendThread.readResponse(ClientCnxn.java:916)
	at org.apache.zookeeper.ClientCnxnSocketNIO.doIO(ClientCnxnSocketNIO.java:101)
	at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:363)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1214)
18:18:40.422 [main-SendThread(101.37.175.111:2181)] ERROR org.apache.zookeeper.ClientCnxn - Exception when removing watcher 
org.apache.zookeeper.KeeperException$UnimplementedException: KeeperErrorCode = Unimplemented for /config/application
	at org.apache.zookeeper.KeeperException.create(KeeperException.java:103)
	at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
	at org.apache.zookeeper.ZooKeeper$ZKWatchManager.removeWatches(ZooKeeper.java:419)
	at org.apache.zookeeper.ZooKeeper$ZKWatchManager.removeWatcher(ZooKeeper.java:318)
	at org.apache.zookeeper.WatchDeregistration.unregister(WatchDeregistration.java:58)
	at org.apache.zookeeper.ClientCnxn.finishPacket(ClientCnxn.java:683)
	at org.apache.zookeeper.ClientCnxn.access$1500(ClientCnxn.java:99)
	at org.apache.zookeeper.ClientCnxn$SendThread.readResponse(ClientCnxn.java:916)
	at org.apache.zookeeper.ClientCnxnSocketNIO.doIO(ClientCnxnSocketNIO.java:101)
	at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:363)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1214)
18:18:40.423 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca4f for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.io.IOException: Connection reset by peer
	at sun.nio.ch.FileDispatcherImpl.read0(Native Method)
	at sun.nio.ch.SocketDispatcher.read(SocketDispatcher.java:39)
	at sun.nio.ch.IOUtil.readIntoNativeBuffer(IOUtil.java:223)
	at sun.nio.ch.IOUtil.read(IOUtil.java:192)
	at sun.nio.ch.SocketChannelImpl.read(SocketChannelImpl.java:380)
	at org.apache.zookeeper.ClientCnxnSocketNIO.doIO(ClientCnxnSocketNIO.java:75)
	at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:363)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1214)
18:18:40.424 [Thread-21] INFO  org.mongodb.driver.connection - Closed connection [connectionId{localValue:2, serverValue:41}] to localhost:27017 because the pool has been closed. 
18:18:43.380 [main] INFO  o.s.c.s.PostProcessorRegistrationDelegate$BeanPostProcessorChecker - Bean 'org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration' of type [org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration$$EnhancerBySpringCGLIB$$14e523b1] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) 
18:18:43.504 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:zookeeper.version=3.5.3-beta-8ce24f9e675cbefffb8f21a47e06b42864475a60, built on 04/03/2017 16:19 GMT 
18:18:43.504 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:host.name=172.16.100.146 
18:18:43.504 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.version=1.8.0_181 
18:18:43.504 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.vendor=Oracle Corporation 
18:18:43.504 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.home=/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre 
18:18:43.504 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.class.path=/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/charsets.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/deploy.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/cldrdata.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/dnsns.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/jaccess.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/jfxrt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/localedata.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/nashorn.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/sunec.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/sunjce_provider.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/sunpkcs11.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/ext/zipfs.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/javaws.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/jce.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/jfr.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/jfxswt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/jsse.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/management-agent.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/plugin.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/resources.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre/lib/rt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/ant-javafx.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/dt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/javafx-mx.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/jconsole.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/packager.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/sa-jdi.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/lib/tools.jar:/Users/guochao/Desktop/project/crowdsource-backend/target/classes:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-web/2.1.4.RELEASE/spring-boot-starter-web-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter/2.1.4.RELEASE/spring-boot-starter-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot/2.1.4.RELEASE/spring-boot-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-autoconfigure/2.1.4.RELEASE/spring-boot-autoconfigure-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-logging/2.1.4.RELEASE/spring-boot-starter-logging-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/ch/qos/logback/logback-classic/1.2.3/logback-classic-1.2.3.jar:/Users/guochao/.m2/repository/ch/qos/logback/logback-core/1.2.3/logback-core-1.2.3.jar:/Users/guochao/.m2/repository/org/apache/logging/log4j/log4j-to-slf4j/2.11.2/log4j-to-slf4j-2.11.2.jar:/Users/guochao/.m2/repository/org/apache/logging/log4j/log4j-api/2.11.2/log4j-api-2.11.2.jar:/Users/guochao/.m2/repository/org/slf4j/jul-to-slf4j/1.7.26/jul-to-slf4j-1.7.26.jar:/Users/guochao/.m2/repository/javax/annotation/javax.annotation-api/1.3.2/javax.annotation-api-1.3.2.jar:/Users/guochao/.m2/repository/org/yaml/snakeyaml/1.23/snakeyaml-1.23.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-json/2.1.4.RELEASE/spring-boot-starter-json-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/core/jackson-databind/2.9.8/jackson-databind-2.9.8.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/core/jackson-annotations/2.9.0/jackson-annotations-2.9.0.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/core/jackson-core/2.9.8/jackson-core-2.9.8.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/datatype/jackson-datatype-jdk8/2.9.8/jackson-datatype-jdk8-2.9.8.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/datatype/jackson-datatype-jsr310/2.9.8/jackson-datatype-jsr310-2.9.8.jar:/Users/guochao/.m2/repository/com/fasterxml/jackson/module/jackson-module-parameter-names/2.9.8/jackson-module-parameter-names-2.9.8.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-tomcat/2.1.4.RELEASE/spring-boot-starter-tomcat-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/apache/tomcat/embed/tomcat-embed-core/9.0.17/tomcat-embed-core-9.0.17.jar:/Users/guochao/.m2/repository/org/apache/tomcat/embed/tomcat-embed-el/9.0.17/tomcat-embed-el-9.0.17.jar:/Users/guochao/.m2/repository/org/apache/tomcat/embed/tomcat-embed-websocket/9.0.17/tomcat-embed-websocket-9.0.17.jar:/Users/guochao/.m2/repository/org/hibernate/validator/hibernate-validator/6.0.16.Final/hibernate-validator-6.0.16.Final.jar:/Users/guochao/.m2/repository/javax/validation/validation-api/2.0.1.Final/validation-api-2.0.1.Final.jar:/Users/guochao/.m2/repository/org/jboss/logging/jboss-logging/3.3.2.Final/jboss-logging-3.3.2.Final.jar:/Users/guochao/.m2/repository/com/fasterxml/classmate/1.4.0/classmate-1.4.0.jar:/Users/guochao/.m2/repository/org/springframework/spring-web/5.1.6.RELEASE/spring-web-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-beans/5.1.6.RELEASE/spring-beans-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-webmvc/5.1.6.RELEASE/spring-webmvc-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-context/5.1.6.RELEASE/spring-context-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-expression/5.1.6.RELEASE/spring-expression-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/session/spring-session-core/2.1.5.RELEASE/spring-session-core-2.1.5.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-jcl/5.1.6.RELEASE/spring-jcl-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/slf4j/slf4j-api/1.7.26/slf4j-api-1.7.26.jar:/Users/guochao/.m2/repository/org/springframework/spring-core/5.1.6.RELEASE/spring-core-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/com/google/code/gson/gson/2.8.2/gson-2.8.2.jar:/Users/guochao/.m2/repository/org/json/json/20160810/json-20160810.jar:/Users/guochao/.m2/repository/org/apache/poi/poi/3.17/poi-3.17.jar:/Users/guochao/.m2/repository/commons-codec/commons-codec/1.11/commons-codec-1.11.jar:/Users/guochao/.m2/repository/org/apache/commons/commons-collections4/4.1/commons-collections4-4.1.jar:/Users/guochao/.m2/repository/org/apache/poi/poi-ooxml/3.17/poi-ooxml-3.17.jar:/Users/guochao/.m2/repository/org/apache/poi/poi-ooxml-schemas/3.17/poi-ooxml-schemas-3.17.jar:/Users/guochao/.m2/repository/org/apache/xmlbeans/xmlbeans/2.6.0/xmlbeans-2.6.0.jar:/Users/guochao/.m2/repository/com/github/virtuald/curvesapi/1.04/curvesapi-1.04.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-data-mongodb/2.1.4.RELEASE/spring-boot-starter-data-mongodb-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/mongodb/mongodb-driver/3.8.2/mongodb-driver-3.8.2.jar:/Users/guochao/.m2/repository/org/mongodb/bson/3.8.2/bson-3.8.2.jar:/Users/guochao/.m2/repository/org/mongodb/mongodb-driver-core/3.8.2/mongodb-driver-core-3.8.2.jar:/Users/guochao/.m2/repository/org/springframework/data/spring-data-mongodb/2.1.6.RELEASE/spring-data-mongodb-2.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-tx/5.1.6.RELEASE/spring-tx-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/data/spring-data-commons/2.1.6.RELEASE/spring-data-commons-2.1.6.RELEASE.jar:/Users/guochao/.m2/repository/commons-fileupload/commons-fileupload/1.2.1/commons-fileupload-1.2.1.jar:/Users/guochao/.m2/repository/org/ansj/ansj_seg/5.1.1/ansj_seg-5.1.1.jar:/Users/guochao/.m2/repository/org/nlpcn/nlp-lang/1.7.2/nlp-lang-1.7.2.jar:/Users/guochao/.m2/repository/com/hankcs/hanlp/portable-1.7.0/hanlp-portable-1.7.0.jar:/Users/guochao/.m2/repository/org/projectlombok/lombok/1.18.8/lombok-1.18.8.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter-zookeeper-config/2.1.2.RELEASE/spring-cloud-starter-zookeeper-config-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter-zookeeper/2.1.2.RELEASE/spring-cloud-starter-zookeeper-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-commons/2.1.2.RELEASE/spring-cloud-commons-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-zookeeper-core/2.1.2.RELEASE/spring-cloud-zookeeper-core-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-zookeeper-config/2.1.2.RELEASE/spring-cloud-zookeeper-config-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/apache/curator/curator-recipes/4.0.1/curator-recipes-4.0.1.jar:/Users/guochao/.m2/repository/org/apache/curator/curator-framework/4.0.1/curator-framework-4.0.1.jar:/Users/guochao/.m2/repository/org/apache/curator/curator-client/4.0.1/curator-client-4.0.1.jar:/Users/guochao/.m2/repository/org/apache/zookeeper/zookeeper/3.5.3-beta/zookeeper-3.5.3-beta.jar:/Users/guochao/.m2/repository/commons-cli/commons-cli/1.2/commons-cli-1.2.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-context/2.1.2.RELEASE/spring-cloud-context-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/security/spring-security-crypto/5.1.5.RELEASE/spring-security-crypto-5.1.5.RELEASE.jar:/Users/guochao/.m2/repository/com/alibaba/cloud/spring-cloud-starter-alibaba-nacos-discovery/2.1.0.RELEASE/spring-cloud-starter-alibaba-nacos-discovery-2.1.0.RELEASE.jar:/Users/guochao/.m2/repository/com/alibaba/cloud/spring-cloud-alibaba-nacos-discovery/2.1.0.RELEASE/spring-cloud-alibaba-nacos-discovery-2.1.0.RELEASE.jar:/Users/guochao/.m2/repository/com/alibaba/nacos/nacos-client/1.1.1/nacos-client-1.1.1.jar:/Users/guochao/.m2/repository/com/alibaba/nacos/nacos-common/1.1.1/nacos-common-1.1.1.jar:/Users/guochao/.m2/repository/commons-io/commons-io/2.2/commons-io-2.2.jar:/Users/guochao/.m2/repository/org/apache/commons/commons-lang3/3.8.1/commons-lang3-3.8.1.jar:/Users/guochao/.m2/repository/com/alibaba/nacos/nacos-api/1.1.1/nacos-api-1.1.1.jar:/Users/guochao/.m2/repository/com/alibaba/fastjson/1.2.47/fastjson-1.2.47.jar:/Users/guochao/.m2/repository/io/prometheus/simpleclient/0.5.0/simpleclient-0.5.0.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter-netflix-ribbon/2.1.2.RELEASE/spring-cloud-starter-netflix-ribbon-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter/2.1.2.RELEASE/spring-cloud-starter-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/security/spring-security-rsa/1.0.7.RELEASE/spring-security-rsa-1.0.7.RELEASE.jar:/Users/guochao/.m2/repository/org/bouncycastle/bcpkix-jdk15on/1.60/bcpkix-jdk15on-1.60.jar:/Users/guochao/.m2/repository/org/bouncycastle/bcprov-jdk15on/1.60/bcprov-jdk15on-1.60.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-netflix-ribbon/2.1.2.RELEASE/spring-cloud-netflix-ribbon-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-netflix-archaius/2.1.2.RELEASE/spring-cloud-netflix-archaius-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/cloud/spring-cloud-starter-netflix-archaius/2.1.2.RELEASE/spring-cloud-starter-netflix-archaius-2.1.2.RELEASE.jar:/Users/guochao/.m2/repository/com/netflix/archaius/archaius-core/0.7.6/archaius-core-0.7.6.jar:/Users/guochao/.m2/repository/commons-configuration/commons-configuration/1.8/commons-configuration-1.8.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon/2.3.0/ribbon-2.3.0.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon-transport/2.3.0/ribbon-transport-2.3.0.jar:/Users/guochao/.m2/repository/io/reactivex/rxnetty-contexts/0.4.9/rxnetty-contexts-0.4.9.jar:/Users/guochao/.m2/repository/io/reactivex/rxnetty-servo/0.4.9/rxnetty-servo-0.4.9.jar:/Users/guochao/.m2/repository/com/netflix/hystrix/hystrix-core/1.5.18/hystrix-core-1.5.18.jar:/Users/guochao/.m2/repository/org/hdrhistogram/HdrHistogram/2.1.9/HdrHistogram-2.1.9.jar:/Users/guochao/.m2/repository/javax/inject/javax.inject/1/javax.inject-1.jar:/Users/guochao/.m2/repository/io/reactivex/rxnetty/0.4.9/rxnetty-0.4.9.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon-core/2.3.0/ribbon-core-2.3.0.jar:/Users/guochao/.m2/repository/commons-lang/commons-lang/2.6/commons-lang-2.6.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon-httpclient/2.3.0/ribbon-httpclient-2.3.0.jar:/Users/guochao/.m2/repository/commons-collections/commons-collections/3.2.2/commons-collections-3.2.2.jar:/Users/guochao/.m2/repository/com/sun/jersey/jersey-client/1.19.1/jersey-client-1.19.1.jar:/Users/guochao/.m2/repository/com/sun/jersey/jersey-core/1.19.1/jersey-core-1.19.1.jar:/Users/guochao/.m2/repository/javax/ws/rs/jsr311-api/1.1.1/jsr311-api-1.1.1.jar:/Users/guochao/.m2/repository/com/sun/jersey/contribs/jersey-apache-client4/1.19.1/jersey-apache-client4-1.19.1.jar:/Users/guochao/.m2/repository/com/netflix/servo/servo-core/0.12.21/servo-core-0.12.21.jar:/Users/guochao/.m2/repository/com/netflix/netflix-commons/netflix-commons-util/0.3.0/netflix-commons-util-0.3.0.jar:/Users/guochao/.m2/repository/com/netflix/ribbon/ribbon-loadbalancer/2.3.0/ribbon-loadbalancer-2.3.0.jar:/Users/guochao/.m2/repository/com/netflix/netflix-commons/netflix-statistics/0.1.1/netflix-statistics-0.1.1.jar:/Users/guochao/.m2/repository/io/reactivex/rxjava/1.3.8/rxjava-1.3.8.jar:/Users/guochao/.m2/repository/com/aliyun/oss/aliyun-sdk-oss/3.8.0/aliyun-sdk-oss-3.8.0.jar:/Users/guochao/.m2/repository/org/apache/httpcomponents/httpclient/4.5.8/httpclient-4.5.8.jar:/Users/guochao/.m2/repository/org/apache/httpcomponents/httpcore/4.4.11/httpcore-4.4.11.jar:/Users/guochao/.m2/repository/org/jdom/jdom/1.1/jdom-1.1.jar:/Users/guochao/.m2/repository/org/codehaus/jettison/jettison/1.1/jettison-1.1.jar:/Users/guochao/.m2/repository/stax/stax-api/1.0.1/stax-api-1.0.1.jar:/Users/guochao/.m2/repository/com/aliyun/aliyun-java-sdk-core/3.4.0/aliyun-java-sdk-core-3.4.0.jar:/Users/guochao/.m2/repository/com/aliyun/aliyun-java-sdk-ram/3.0.0/aliyun-java-sdk-ram-3.0.0.jar:/Users/guochao/.m2/repository/com/aliyun/aliyun-java-sdk-sts/3.0.0/aliyun-java-sdk-sts-3.0.0.jar:/Users/guochao/.m2/repository/com/aliyun/aliyun-java-sdk-ecs/4.2.0/aliyun-java-sdk-ecs-4.2.0.jar:/Users/guochao/.m2/repository/org/springframework/boot/spring-boot-starter-aop/2.1.4.RELEASE/spring-boot-starter-aop-2.1.4.RELEASE.jar:/Users/guochao/.m2/repository/org/springframework/spring-aop/5.1.6.RELEASE/spring-aop-5.1.6.RELEASE.jar:/Users/guochao/.m2/repository/org/aspectj/aspectjweaver/1.9.2/aspectjweaver-1.9.2.jar:/Users/guochao/.m2/repository/com/google/guava/guava/25.0-jre/guava-25.0-jre.jar:/Users/guochao/.m2/repository/com/google/code/findbugs/jsr305/1.3.9/jsr305-1.3.9.jar:/Users/guochao/.m2/repository/org/checkerframework/checker-compat-qual/2.0.0/checker-compat-qual-2.0.0.jar:/Users/guochao/.m2/repository/com/google/errorprone/error_prone_annotations/2.1.3/error_prone_annotations-2.1.3.jar:/Users/guochao/.m2/repository/com/google/j2objc/j2objc-annotations/1.1/j2objc-annotations-1.1.jar:/Users/guochao/.m2/repository/org/codehaus/mojo/animal-sniffer-annotations/1.14/animal-sniffer-annotations-1.14.jar:/Applications/IntelliJ IDEA.app/Contents/lib/idea_rt.jar 
18:18:43.504 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.library.path=/Users/guochao/Library/Java/Extensions:/Library/Java/Extensions:/Network/Library/Java/Extensions:/System/Library/Java/Extensions:/usr/lib/java:. 
18:18:43.504 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.io.tmpdir=/var/folders/z7/lr15ch9n11jbc7g7ktktl8nw0000gn/T/ 
18:18:43.504 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:java.compiler=<NA> 
18:18:43.504 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.name=Mac OS X 
18:18:43.504 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.arch=x86_64 
18:18:43.504 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.version=10.14.6 
18:18:43.504 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:user.name=guochao 
18:18:43.505 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:user.home=/Users/guochao 
18:18:43.505 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:user.dir=/Users/guochao/Desktop/project/crowdsource-backend 
18:18:43.505 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.memory.free=88MB 
18:18:43.505 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.memory.max=3641MB 
18:18:43.505 [main] INFO  org.apache.zookeeper.ZooKeeper - Client environment:os.memory.total=154MB 
18:18:43.516 [main] INFO  o.a.c.f.imps.CuratorFrameworkImpl - Starting 
18:18:43.525 [main] INFO  org.apache.zookeeper.ZooKeeper - Initiating client connection, connectString=101.37.175.111:2181 sessionTimeout=60000 watcher=org.apache.curator.ConnectionState@56aaaecd 
18:18:43.533 [main] INFO  o.apache.zookeeper.ClientCnxnSocket - jute.maxbuffer value is 4194304 Bytes 
18:18:43.538 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
18:18:43.543 [main] INFO  o.a.c.f.imps.CuratorFrameworkImpl - Default schema 
18:18:43.587 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Socket connection established, initiating session, client: /172.16.100.146:61047, server: 101.37.175.111/101.37.175.111:2181 
18:18:43.614 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Session establishment complete on server 101.37.175.111/101.37.175.111:2181, sessionid = 0x17559ef9a3fca57, negotiated timeout = 40000 
18:18:43.618 [main-EventThread] INFO  o.a.c.f.s.ConnectionStateManager - State change: CONNECTED 
18:18:44.843 [main] INFO  o.s.c.b.c.PropertySourceBootstrapConfiguration - Located property source: CompositePropertySource {name='zookeeper', propertySources=[ZookeeperPropertySource {name='/config/mooctest-crowdsource-backend,dev'}, ZookeeperPropertySource {name='/config/mooctest-crowdsource-backend'}, ZookeeperPropertySource {name='/config/application,dev'}, ZookeeperPropertySource {name='/config/application'}]} 
18:18:44.878 [main] INFO  edu.nju.BugApplication - The following profiles are active: dev 
18:18:45.277 [main] INFO  o.s.d.r.c.RepositoryConfigurationDelegate - Bootstrapping Spring Data repositories in DEFAULT mode. 
18:18:45.298 [main] INFO  o.s.d.r.c.RepositoryConfigurationDelegate - Finished Spring Data repository scanning in 16ms. Found 0 repository interfaces. 
18:18:45.397 [main] INFO  o.s.c.context.scope.GenericScope - BeanFactory id=b2306abe-4109-3c0b-bf9b-f4447f91967a 
18:18:45.499 [main] INFO  o.s.c.s.PostProcessorRegistrationDelegate$BeanPostProcessorChecker - Bean 'org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration' of type [org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration$$EnhancerBySpringCGLIB$$14e523b1] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) 
18:18:45.721 [main] INFO  o.s.b.w.e.tomcat.TomcatWebServer - Tomcat initialized with port(s): 8090 (http) 
18:18:45.734 [main] INFO  o.a.catalina.core.StandardService - Starting service [Tomcat] 
18:18:45.735 [main] INFO  o.a.catalina.core.StandardEngine - Starting Servlet engine: [Apache Tomcat/9.0.17] 
18:18:45.805 [main] INFO  o.a.c.c.C.[.[localhost].[/Bug/api] - Initializing Spring embedded WebApplicationContext 
18:18:45.805 [main] INFO  o.s.web.context.ContextLoader - Root WebApplicationContext: initialization completed in 922 ms 
18:18:45.984 [main] INFO  org.mongodb.driver.cluster - Cluster created with settings {hosts=[localhost:27017], mode=SINGLE, requiredClusterType=UNKNOWN, serverSelectionTimeout='30000 ms', maxWaitQueueSize=500} 
18:18:46.015 [cluster-ClusterId{value='6087e5056adc04591ffc079d', description='null'}-localhost:27017] INFO  org.mongodb.driver.connection - Opened connection [connectionId{localValue:1, serverValue:51}] to localhost:27017 
18:18:46.018 [cluster-ClusterId{value='6087e5056adc04591ffc079d', description='null'}-localhost:27017] INFO  org.mongodb.driver.cluster - Monitor thread successfully connected to server with description ServerDescription{address=localhost:27017, type=STANDALONE, state=CONNECTED, ok=true, version=ServerVersion{versionList=[4, 0, 11]}, minWireVersion=0, maxWireVersion=7, maxDocumentSize=16777216, logicalSessionTimeoutMinutes=30, roundTripTimeNanos=1897636} 
18:18:46.216 [main] INFO  org.mongodb.driver.connection - Opened connection [connectionId{localValue:2, serverValue:52}] to localhost:27017 
18:18:46.439 [main] WARN  c.n.c.s.URLConfigurationSource - No URLs will be polled as dynamic configuration sources. 
18:18:46.440 [main] INFO  c.n.c.s.URLConfigurationSource - To enable URLs as dynamic configuration sources, define System property archaius.configurationSource.additionalUrls or make config.properties available on classpath. 
18:18:46.443 [main] WARN  c.n.c.s.URLConfigurationSource - No URLs will be polled as dynamic configuration sources. 
18:18:46.443 [main] INFO  c.n.c.s.URLConfigurationSource - To enable URLs as dynamic configuration sources, define System property archaius.configurationSource.additionalUrls or make config.properties available on classpath. 
18:18:46.641 [main] INFO  o.s.s.c.ThreadPoolTaskExecutor - Initializing ExecutorService 'applicationTaskExecutor' 
18:18:46.767 [main] INFO  o.s.s.c.ThreadPoolTaskScheduler - Initializing ExecutorService 
18:18:46.992 [main] INFO  o.s.b.w.e.tomcat.TomcatWebServer - Tomcat started on port(s): 8090 (http) with context path '/Bug/api' 
18:18:47.094 [main] ERROR c.a.c.n.r.NacosServiceRegistry - nacos registry, mooctest-crowdsource-backend register failed...NacosRegistration{nacosDiscoveryProperties=NacosDiscoveryProperties{serverAddr='127.0.0.1:8848', endpoint='', namespace='', watchDelay=30000, logName='', service='mooctest-crowdsource-backend', weight=1.0, clusterName='DEFAULT', namingLoadCacheAtStart='false', metadata={preserved.register.source=SPRING_CLOUD}, registerEnabled=true, ip='172.16.100.146', networkInterface='', port=8090, secure=false, accessKey='', secretKey=''}}, 
java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/instance after all servers([127.0.0.1:8848]) tried: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:464)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.registerService(NamingProxy.java:188)
	at com.alibaba.nacos.client.naming.NacosNamingService.registerInstance(NacosNamingService.java:205)
	at com.alibaba.nacos.client.naming.NacosNamingService.registerInstance(NacosNamingService.java:184)
	at com.alibaba.cloud.nacos.registry.NacosServiceRegistry.register(NacosServiceRegistry.java:61)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.register(AbstractAutoServiceRegistration.java:239)
	at com.alibaba.cloud.nacos.registry.NacosAutoServiceRegistration.register(NacosAutoServiceRegistration.java:74)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.start(AbstractAutoServiceRegistration.java:138)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.bind(AbstractAutoServiceRegistration.java:101)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.onApplicationEvent(AbstractAutoServiceRegistration.java:88)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.onApplicationEvent(AbstractAutoServiceRegistration.java:47)
	at org.springframework.context.event.SimpleApplicationEventMulticaster.doInvokeListener(SimpleApplicationEventMulticaster.java:172)
	at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:165)
	at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:139)
	at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:402)
	at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:359)
	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.finishRefresh(ServletWebServerApplicationContext.java:166)
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:552)
	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
	at edu.nju.BugApplication.main(BugApplication.java:10)
18:18:47.097 [main] INFO  edu.nju.BugApplication - Started BugApplication in 4.287 seconds (JVM running for 4.883) 
18:18:51.079 [http-nio-8090-exec-1] INFO  o.a.c.c.C.[.[localhost].[/Bug/api] - Initializing Spring DispatcherServlet 'dispatcherServlet' 
18:18:51.079 [http-nio-8090-exec-1] INFO  o.s.web.servlet.DispatcherServlet - Initializing Servlet 'dispatcherServlet' 
18:18:51.085 [http-nio-8090-exec-1] INFO  o.s.web.servlet.DispatcherServlet - Completed initialization in 6 ms 
19:33:15.996 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Client session timed out, have not heard from server in 26668ms for sessionid 0x17559ef9a3fca57 
19:33:16.016 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Client session timed out, have not heard from server in 26668ms for sessionid 0x17559ef9a3fca57, closing socket connection and attempting reconnect 
19:33:16.131 [main-EventThread] INFO  o.a.c.f.s.ConnectionStateManager - State change: SUSPENDED 
19:33:17.490 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
19:33:17.491 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
19:33:17.500 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca57 for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
19:33:18.650 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
19:33:18.650 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
19:33:18.650 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca57 for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
19:33:20.361 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
19:33:20.361 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
19:33:20.361 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca57 for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
19:33:21.712 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
19:33:21.713 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
19:33:21.713 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca57 for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
19:33:23.638 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
19:33:23.638 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
19:33:23.638 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca57 for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
19:33:24.772 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
19:33:24.772 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
19:33:24.772 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca57 for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
19:33:26.453 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
19:33:26.453 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
19:33:26.453 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca57 for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
19:33:27.917 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
19:33:27.917 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
19:33:27.918 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca57 for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
19:33:29.234 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
19:33:29.234 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
19:33:29.234 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca57 for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
19:33:30.998 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
19:33:30.998 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
19:33:30.998 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca57 for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
19:33:32.435 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
19:33:32.435 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
19:33:32.435 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca57 for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
19:33:34.077 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
19:33:34.078 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
19:33:34.078 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca57 for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
19:33:35.823 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
19:33:35.824 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
19:33:35.824 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca57 for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
19:33:37.074 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
19:33:37.074 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
19:33:37.074 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca57 for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
19:33:38.531 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
19:33:38.531 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
19:33:38.531 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca57 for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
19:33:40.557 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
19:33:40.557 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
19:33:40.557 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca57 for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
19:33:42.305 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
19:33:42.306 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
19:33:42.306 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca57 for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
19:33:44.296 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
19:33:44.296 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
19:33:44.296 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca57 for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
19:33:45.504 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
19:33:45.504 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
19:33:45.505 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca57 for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
19:33:46.622 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
19:33:46.622 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
19:33:46.623 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca57 for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
19:33:48.317 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
19:33:48.340 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Socket connection established, initiating session, client: /192.168.31.157:54011, server: 101.37.175.111/101.37.175.111:2181 
19:33:48.367 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Unable to reconnect to ZooKeeper service, session 0x17559ef9a3fca57 has expired 
19:33:48.367 [main-EventThread] WARN  org.apache.curator.ConnectionState - Session expired event received 
19:33:48.367 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Unable to reconnect to ZooKeeper service, session 0x17559ef9a3fca57 has expired, closing socket connection 
19:33:48.369 [main-EventThread] INFO  org.apache.zookeeper.ZooKeeper - Initiating client connection, connectString=101.37.175.111:2181 sessionTimeout=60000 watcher=org.apache.curator.ConnectionState@56aaaecd 
19:33:48.369 [main-EventThread] INFO  o.apache.zookeeper.ClientCnxnSocket - jute.maxbuffer value is 4194304 Bytes 
19:33:48.371 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
19:33:48.371 [main-EventThread] INFO  o.a.c.f.s.ConnectionStateManager - State change: LOST 
19:33:48.372 [main-EventThread] INFO  org.apache.zookeeper.ClientCnxn - EventThread shut down for session: 0x17559ef9a3fca57 
19:33:48.393 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Socket connection established, initiating session, client: /192.168.31.157:54012, server: 101.37.175.111/101.37.175.111:2181 
19:33:48.417 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Session establishment complete on server 101.37.175.111/101.37.175.111:2181, sessionid = 0x17559ef9a3fca6a, negotiated timeout = 40000 
19:33:48.417 [main-EventThread] INFO  o.a.c.f.s.ConnectionStateManager - State change: RECONNECTED 
08:15:07.516 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Client session timed out, have not heard from server in 28914ms for sessionid 0x17559ef9a3fca6a 
08:15:07.561 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Client session timed out, have not heard from server in 28914ms for sessionid 0x17559ef9a3fca6a, closing socket connection and attempting reconnect 
08:15:07.715 [main-EventThread] INFO  o.a.c.f.s.ConnectionStateManager - State change: SUSPENDED 
08:15:09.462 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
08:15:09.708 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
08:15:09.718 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca6a for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
08:15:11.250 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
08:15:11.250 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
08:15:11.250 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca6a for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
08:15:13.110 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
08:15:13.110 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
08:15:13.110 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca6a for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
09:18:08.939 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
09:18:08.939 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
09:18:08.939 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca6a for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
09:18:10.184 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
09:18:10.184 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
09:18:10.184 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca6a for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
09:18:12.284 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
09:18:12.284 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
09:18:12.285 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca6a for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
09:18:14.096 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
09:18:14.097 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
09:18:14.097 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca6a for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
09:18:15.236 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
09:18:15.236 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
09:18:15.236 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca6a for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
09:18:16.553 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
09:18:16.553 [main-SendThread(101.37.175.111:2181)] ERROR o.a.zookeeper.ClientCnxnSocketNIO - Unable to open socket to 101.37.175.111/101.37.175.111:2181 
09:18:16.554 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Session 0x17559ef9a3fca6a for server 101.37.175.111/101.37.175.111:2181, unexpected error, closing socket connection and attempting reconnect 
java.net.SocketException: Network is unreachable
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:454)
	at sun.nio.ch.Net.connect(Net.java:446)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at org.apache.zookeeper.ClientCnxnSocketNIO.registerAndConnect(ClientCnxnSocketNIO.java:275)
	at org.apache.zookeeper.ClientCnxnSocketNIO.connect(ClientCnxnSocketNIO.java:285)
	at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1098)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1133)
09:18:17.943 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
09:18:18.205 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Socket connection established, initiating session, client: /172.16.100.146:50774, server: 101.37.175.111/101.37.175.111:2181 
09:18:18.819 [main-SendThread(101.37.175.111:2181)] WARN  org.apache.zookeeper.ClientCnxn - Unable to reconnect to ZooKeeper service, session 0x17559ef9a3fca6a has expired 
09:18:18.819 [main-EventThread] WARN  org.apache.curator.ConnectionState - Session expired event received 
09:18:18.819 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Unable to reconnect to ZooKeeper service, session 0x17559ef9a3fca6a has expired, closing socket connection 
09:18:18.820 [main-EventThread] INFO  org.apache.zookeeper.ZooKeeper - Initiating client connection, connectString=101.37.175.111:2181 sessionTimeout=60000 watcher=org.apache.curator.ConnectionState@56aaaecd 
09:18:18.824 [main-EventThread] INFO  o.apache.zookeeper.ClientCnxnSocket - jute.maxbuffer value is 4194304 Bytes 
09:18:18.828 [main-EventThread] INFO  o.a.c.f.s.ConnectionStateManager - State change: LOST 
09:18:18.828 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to server 101.37.175.111/101.37.175.111:2181. Will not attempt to authenticate using SASL (unknown error) 
09:18:18.828 [main-EventThread] INFO  org.apache.zookeeper.ClientCnxn - EventThread shut down for session: 0x17559ef9a3fca6a 
09:18:18.858 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Socket connection established, initiating session, client: /172.16.100.146:50791, server: 101.37.175.111/101.37.175.111:2181 
09:18:19.116 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Session establishment complete on server 101.37.175.111/101.37.175.111:2181, sessionid = 0x17559ef9a3fcaff, negotiated timeout = 40000 
09:18:19.117 [main-EventThread] INFO  o.a.c.f.s.ConnectionStateManager - State change: RECONNECTED 
09:28:28.000 [Thread-20] INFO  c.a.c.n.r.NacosServiceRegistry - De-registering from Nacos Server now... 
09:28:28.005 [Thread-20] ERROR c.a.c.n.r.NacosServiceRegistry - ERR_NACOS_DEREGISTER, de-register failed...NacosRegistration{nacosDiscoveryProperties=NacosDiscoveryProperties{serverAddr='127.0.0.1:8848', endpoint='', namespace='', watchDelay=30000, logName='', service='mooctest-crowdsource-backend', weight=1.0, clusterName='DEFAULT', namingLoadCacheAtStart='false', metadata={preserved.register.source=SPRING_CLOUD}, registerEnabled=true, ip='172.16.100.146', networkInterface='', port=8090, secure=false, accessKey='', secretKey=''}}, 
java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/instance after all servers([127.0.0.1:8848]) tried: failed to req API:127.0.0.1:8848/nacos/v1/ns/instance. code:500 msg: java.net.ConnectException: Connection refused (Connection refused)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:464)
	at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:386)
	at com.alibaba.nacos.client.naming.net.NamingProxy.deregisterService(NamingProxy.java:205)
	at com.alibaba.nacos.client.naming.NacosNamingService.deregisterInstance(NacosNamingService.java:244)
	at com.alibaba.nacos.client.naming.NacosNamingService.deregisterInstance(NacosNamingService.java:231)
	at com.alibaba.nacos.client.naming.NacosNamingService.deregisterInstance(NacosNamingService.java:221)
	at com.alibaba.cloud.nacos.registry.NacosServiceRegistry.deregister(NacosServiceRegistry.java:85)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.deregister(AbstractAutoServiceRegistration.java:256)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.stop(AbstractAutoServiceRegistration.java:271)
	at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.destroy(AbstractAutoServiceRegistration.java:208)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleElement.invoke(InitDestroyAnnotationBeanPostProcessor.java:363)
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleMetadata.invokeDestroyMethods(InitDestroyAnnotationBeanPostProcessor.java:321)
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor.postProcessBeforeDestruction(InitDestroyAnnotationBeanPostProcessor.java:156)
	at org.springframework.beans.factory.support.DisposableBeanAdapter.destroy(DisposableBeanAdapter.java:240)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroyBean(DefaultSingletonBeanRegistry.java:571)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroySingleton(DefaultSingletonBeanRegistry.java:543)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.destroySingleton(DefaultListableBeanFactory.java:1055)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroySingletons(DefaultSingletonBeanRegistry.java:504)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.destroySingletons(DefaultListableBeanFactory.java:1062)
	at org.springframework.context.support.AbstractApplicationContext.destroyBeans(AbstractApplicationContext.java:1057)
	at org.springframework.context.support.AbstractApplicationContext.doClose(AbstractApplicationContext.java:1026)
	at org.springframework.context.support.AbstractApplicationContext$1.run(AbstractApplicationContext.java:945)
09:28:28.005 [Thread-20] INFO  c.a.c.n.r.NacosServiceRegistry - De-registration finished. 
09:28:28.006 [Thread-20] INFO  o.s.s.c.ThreadPoolTaskExecutor - Shutting down ExecutorService 'applicationTaskExecutor' 
09:28:28.017 [Thread-20] INFO  org.mongodb.driver.connection - Closed connection [connectionId{localValue:2, serverValue:52}] to localhost:27017 because the pool has been closed. 
09:28:28.024 [main-SendThread(101.37.175.111:2181)] ERROR org.apache.zookeeper.ClientCnxn - Exception when removing watcher 
org.apache.zookeeper.KeeperException$UnimplementedException: KeeperErrorCode = Unimplemented for /config/application,dev
	at org.apache.zookeeper.KeeperException.create(KeeperException.java:103)
	at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
	at org.apache.zookeeper.ZooKeeper$ZKWatchManager.removeWatches(ZooKeeper.java:419)
	at org.apache.zookeeper.ZooKeeper$ZKWatchManager.removeWatcher(ZooKeeper.java:318)
	at org.apache.zookeeper.WatchDeregistration.unregister(WatchDeregistration.java:58)
	at org.apache.zookeeper.ClientCnxn.finishPacket(ClientCnxn.java:683)
	at org.apache.zookeeper.ClientCnxn.access$1500(ClientCnxn.java:99)
	at org.apache.zookeeper.ClientCnxn$SendThread.readResponse(ClientCnxn.java:916)
	at org.apache.zookeeper.ClientCnxnSocketNIO.doIO(ClientCnxnSocketNIO.java:101)
	at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:363)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1214)
09:28:28.024 [main-SendThread(101.37.175.111:2181)] ERROR org.apache.zookeeper.ClientCnxn - Exception when removing watcher 
org.apache.zookeeper.KeeperException$UnimplementedException: KeeperErrorCode = Unimplemented for /config/application
	at org.apache.zookeeper.KeeperException.create(KeeperException.java:103)
	at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
	at org.apache.zookeeper.ZooKeeper$ZKWatchManager.removeWatches(ZooKeeper.java:419)
	at org.apache.zookeeper.ZooKeeper$ZKWatchManager.removeWatcher(ZooKeeper.java:318)
	at org.apache.zookeeper.WatchDeregistration.unregister(WatchDeregistration.java:58)
	at org.apache.zookeeper.ClientCnxn.finishPacket(ClientCnxn.java:683)
	at org.apache.zookeeper.ClientCnxn.access$1500(ClientCnxn.java:99)
	at org.apache.zookeeper.ClientCnxn$SendThread.readResponse(ClientCnxn.java:916)
	at org.apache.zookeeper.ClientCnxnSocketNIO.doIO(ClientCnxnSocketNIO.java:101)
	at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:363)
	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1214)
09:28:28.025 [main-SendThread(101.37.175.111:2181)] INFO  org.apache.zookeeper.ClientCnxn - Unable to read additional data from server sessionid 0x17559ef9a3fcaff, likely server has closed socket, closing socket connection and attempting reconnect