what's the promised value for PostgreSQL replication lag?

oldest replication slot lag(Atraso máximo em replicação de slots oldest replication slot lag 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 oldest slot machine Oldest Replication Slot Lag For PostgreSQL: the lagging size of the replica lagging the most in terms of write-ahead log data received ReadIOPS Read

fruit salad slot The morale of the story? Don't leave your replication slots unattended! There shouldn't be any slots which are inactive for too long For