27.4.3.52 The waits_global_by_latency and x$waits_global_by_latency Views

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These views summarize wait events, grouped by event. By default, rows are sorted by descending total latency. Idle events are ignored.

The waits_global_by_latency and x$waits_global_by_latency views have these columns:

events
The event name.
total
The total number of occurrences of the event.
total_latency
The total wait time of timed occurrences of the event.
avg_latency
The average wait time per timed occurrence of the event.
max_latency
The maximum single wait time of timed occurrences of the event.

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Document created the 26/06/2006, last modified the 26/10/2018
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References

Manuel MySQL : https://dev.mysql.com/

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