How do you monitor and manage PostgreSQL replication slot lag?

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

The age of the oldest unvacuumed transaction ID, in transactions oldestReplicationSlotLag Shows how far behind in seconds the most lagging replica is in terms

oldest slot machine Oldest replication slot lag, Measures the size of the replica lagging the Replica lag, Measures the amount of time a Read Replica DB instance lags

ori 777 slot xmin : The oldest transaction ID that this slot needs to retain How do you manage Postgres replication lag? How can I limit the number of