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Time elapsed between flushing recent WAL locally and receiving notification that this standby server has written, flushed and applied it. This can be used to gauge the delay that synchronous_commit level remote_apply incurred while committing if this server was configured as a synchronous standby.

此版本暂无所选语言的定义，以下显示原始英文内容。

View

pg_stat_replication

Field

replay_lag

SQL type

interval

Units named in the field definition

Not specified

Reset observation

No stats_reset field is documented for this view

documented

true

field

replay_lag

manual path

/docs/18/monitoring-stats.html

signature

SELECT replay_lag FROM pg_catalog.pg_stat_replication;

source only

false

sql type

interval

units mentioned

未知

view

pg_stat_replication