x@0024io_by_thread_by_latency.frm 4.1 KB

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  1. TYPE=VIEW
  2. query=select if(isnull(`performance_schema`.`threads`.`PROCESSLIST_ID`),substring_index(`performance_schema`.`threads`.`NAME`,\'/\',-(1)),concat(`performance_schema`.`threads`.`PROCESSLIST_USER`,\'@\',`performance_schema`.`threads`.`PROCESSLIST_HOST`)) AS `user`,sum(`performance_schema`.`events_waits_summary_by_thread_by_event_name`.`COUNT_STAR`) AS `total`,sum(`performance_schema`.`events_waits_summary_by_thread_by_event_name`.`SUM_TIMER_WAIT`) AS `total_latency`,min(`performance_schema`.`events_waits_summary_by_thread_by_event_name`.`MIN_TIMER_WAIT`) AS `min_latency`,avg(`performance_schema`.`events_waits_summary_by_thread_by_event_name`.`AVG_TIMER_WAIT`) AS `avg_latency`,max(`performance_schema`.`events_waits_summary_by_thread_by_event_name`.`MAX_TIMER_WAIT`) AS `max_latency`,`performance_schema`.`events_waits_summary_by_thread_by_event_name`.`THREAD_ID` AS `thread_id`,`performance_schema`.`threads`.`PROCESSLIST_ID` AS `processlist_id` from (`performance_schema`.`events_waits_summary_by_thread_by_event_name` left join `performance_schema`.`threads` on((`performance_schema`.`events_waits_summary_by_thread_by_event_name`.`THREAD_ID` = `performance_schema`.`threads`.`THREAD_ID`))) where ((`performance_schema`.`events_waits_summary_by_thread_by_event_name`.`EVENT_NAME` like \'wait/io/file/%\') and (`performance_schema`.`events_waits_summary_by_thread_by_event_name`.`SUM_TIMER_WAIT` > 0)) group by `performance_schema`.`events_waits_summary_by_thread_by_event_name`.`THREAD_ID`,`performance_schema`.`threads`.`PROCESSLIST_ID`,`user` order by sum(`performance_schema`.`events_waits_summary_by_thread_by_event_name`.`SUM_TIMER_WAIT`) desc
  3. md5=af72750fde16f9a7890465abef5fe8d8
  4. updatable=0
  5. algorithm=1
  6. definer_user=mysql.sys
  7. definer_host=localhost
  8. suid=0
  9. with_check_option=0
  10. timestamp=2020-12-29 07:32:09
  11. create-version=1
  12. source=SELECT IF(processlist_id IS NULL, SUBSTRING_INDEX(name, \'/\', -1), CONCAT(processlist_user, \'@\', processlist_host) ) user, SUM(count_star) total, SUM(sum_timer_wait) total_latency, MIN(min_timer_wait) min_latency, AVG(avg_timer_wait) avg_latency, MAX(max_timer_wait) max_latency, thread_id, processlist_id FROM performance_schema.events_waits_summary_by_thread_by_event_name LEFT JOIN performance_schema.threads USING (thread_id) WHERE event_name LIKE \'wait/io/file/%\' AND sum_timer_wait > 0 GROUP BY thread_id, processlist_id, user ORDER BY SUM(sum_timer_wait) DESC
  13. client_cs_name=utf8
  14. connection_cl_name=utf8_general_ci
  15. view_body_utf8=select if(isnull(`performance_schema`.`threads`.`PROCESSLIST_ID`),substring_index(`performance_schema`.`threads`.`NAME`,\'/\',-(1)),concat(`performance_schema`.`threads`.`PROCESSLIST_USER`,\'@\',`performance_schema`.`threads`.`PROCESSLIST_HOST`)) AS `user`,sum(`performance_schema`.`events_waits_summary_by_thread_by_event_name`.`COUNT_STAR`) AS `total`,sum(`performance_schema`.`events_waits_summary_by_thread_by_event_name`.`SUM_TIMER_WAIT`) AS `total_latency`,min(`performance_schema`.`events_waits_summary_by_thread_by_event_name`.`MIN_TIMER_WAIT`) AS `min_latency`,avg(`performance_schema`.`events_waits_summary_by_thread_by_event_name`.`AVG_TIMER_WAIT`) AS `avg_latency`,max(`performance_schema`.`events_waits_summary_by_thread_by_event_name`.`MAX_TIMER_WAIT`) AS `max_latency`,`performance_schema`.`events_waits_summary_by_thread_by_event_name`.`THREAD_ID` AS `thread_id`,`performance_schema`.`threads`.`PROCESSLIST_ID` AS `processlist_id` from (`performance_schema`.`events_waits_summary_by_thread_by_event_name` left join `performance_schema`.`threads` on((`performance_schema`.`events_waits_summary_by_thread_by_event_name`.`THREAD_ID` = `performance_schema`.`threads`.`THREAD_ID`))) where ((`performance_schema`.`events_waits_summary_by_thread_by_event_name`.`EVENT_NAME` like \'wait/io/file/%\') and (`performance_schema`.`events_waits_summary_by_thread_by_event_name`.`SUM_TIMER_WAIT` > 0)) group by `performance_schema`.`events_waits_summary_by_thread_by_event_name`.`THREAD_ID`,`performance_schema`.`threads`.`PROCESSLIST_ID`,`user` order by sum(`performance_schema`.`events_waits_summary_by_thread_by_event_name`.`SUM_TIMER_WAIT`) desc