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MySQL 5.7 Reference Manual  /  ...  /  The waits_by_user_by_latency and x$waits_by_user_by_latency Views

26.4.3.51 The waits_by_user_by_latency and x$waits_by_user_by_latency Views

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

The waits_by_user_by_latency and x$waits_by_user_by_latency views have these columns:

  • user

    The user associated with the connection.

  • event

    The event name.

  • total

    The total number of occurrences of the event for the user.

  • total_latency

    The total wait time of timed occurrences of the event for the user.

  • avg_latency

    The average wait time per timed occurrence of the event for the user.

  • max_latency

    The maximum single wait time of timed occurrences of the event for the user.


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