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.