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v5.0

Documentation:v5.0

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WAIT_EVENTS

WAIT_EVENTS displays statistics about wait events on the current node. For details about events, see Table 2, Table 3, and Table 4 in PG_THREAD_WAIT_STATUS. For details about the extent to which each transaction lock affects the services, see LOCK.

Table 1 WAIT_EVENTS columns

Name Type Description
nodename text Database process name
type text Event type
event text Event name
wait bigint Number of waiting times
failed_wait bigint Number of waiting failures
total_wait_time bigint Total waiting time (unit: μs)
avg_wait_time bigint Average waiting time (unit: μs)
max_wait_time bigint Maximum waiting time (unit: μs)
min_wait_time bigint Minimum waiting time (unit: μs)
last_updated timestamp with time zone Last time when the event was updated
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