You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
22 lines
1.9 KiB
22 lines
1.9 KiB
create definer = `mysql.sys`@localhost view sys.x$io_by_thread_by_latency as
|
|
select if((`performance_schema`.`threads`.`PROCESSLIST_ID` is null),
|
|
substring_index(`performance_schema`.`threads`.`NAME`, '/', -(1)),
|
|
concat(`performance_schema`.`threads`.`PROCESSLIST_USER`, '@',
|
|
convert(`performance_schema`.`threads`.`PROCESSLIST_HOST` using utf8mb4))) 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;
|
|
|