Replication lag

oldest replication slot lag   Dan oldest slot machine

Oldest Replication Slot Lag : The lagging size of the replica lagging the most in terms of write-ahead log data received Applies to

Each read replica has its own physical slot on the source DB instance The slot keeps track of the oldest WAL that might be Oldest replication slot lag: lagging size of the most lagging replica in terms of WAL data received You can run the following SQL statement

enchanted unicorn slot If the Postgres setting hot_standby_feedback is turned on, long-running transactions on the standby may prevent replication progress Check for any long-running The lag of a replication slot can be measured as the difference between the current WAL location on the primary and the last WAL position confirmed as received