Troubleshooting High Oldest Replication Slot Lag or Replication Lag

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Fixing PostgreSQL database replication errors · Removing an inactive replication slot · Message: WARNING: oldest xmin is far in the past and pg_wal size growing

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 Each read replica has its own physical slot on the source DB instance The slot keeps track of the oldest WAL that might be

texas lottery official site A newly created standby is not a valid failover-promotion candidate for a logical replication primary until an initial period where slots exist High replica_lag means that the replica can't apply replication changes fast enough The total lag can be observed via replica_byte_lag metric, which has labels