Postgres — Logical Replication and long running transactions

No default levels are set Upper levels are configurable for the replica lag age and oldest replication slot lag size via the rule AWSRDS Replica lag Item

Spikes in Oldest Replication Slot Lag · Mohammad Hafizullah · alex @ · Christophe Pettus

oldest replication slot lag Replication lag is the delay between the time when data is written to the primary database and the time when it is replicated to the standby

ho slot car sets 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