How do you monitor and manage PostgreSQL replication slot lag?

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

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

oldest slot machine 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

irish thunder slot Oldest Replication Slot Lag or Replication Lag · Troubleshooting SQL Grant the REPLICATION permission to your account and query the