x$waits_by_host_by_latency
This page is part of MariaDB's Documentation.
The parent of this page is: Sys Database Tables for MariaDB Enterprise Server
Topics on this page:
Overview
DETAILS
SCHEMA
VIEW `x$waits_by_host_by_latency` AS SELECT
if(`performance_schema`.`events_waits_summary_by_host_by_event_name`.`HOST` is null,'background',`performance_schema`.`events_waits_summary_by_host_by_event_name`.`HOST`) AS `host`,
`performance_schema`.`events_waits_summary_by_host_by_event_name`.`EVENT_NAME` AS `event`,
`performance_schema`.`events_waits_summary_by_host_by_event_name`.`COUNT_STAR` AS `total`,
`performance_schema`.`events_waits_summary_by_host_by_event_name`.`SUM_TIMER_WAIT` AS `total_latency`,
`performance_schema`.`events_waits_summary_by_host_by_event_name`.`AVG_TIMER_WAIT` AS `avg_latency`,
`performance_schema`.`events_waits_summary_by_host_by_event_name`.`MAX_TIMER_WAIT` AS `max_latency`
FROM `performance_schema`.`events_waits_summary_by_host_by_event_name` where `performance_schema`.`events_waits_summary_by_host_by_event_name`.`EVENT_NAME` <> 'idle' and `performance_schema`.`events_waits_summary_by_host_by_event_name`.`SUM_TIMER_WAIT` > 0 order by if(`performance_schema`.`events_waits_summary_by_host_by_event_name`.`HOST` is null,'background',`performance_schema`.`events_waits_summary_by_host_by_event_name`.`HOST`),`performance_schema`.`events_waits_summary_by_host_by_event_name`.`SUM_TIMER_WAIT` desc