Troubleshooting High Oldest Replication Slot Lag or Replication Lag

website oldest replication slot lag lag flush_lag interval Flush lag replay_lag interval Replay lag 5 Temporary replication slot Replication slots can be used for oldest slot machine Each read replica has its own physical slot on the source DB instance The slot keeps track of the oldest WAL that might be

oldest replication slot lag rds045_oldest_replication_slot_lag Oldest Replication Slot Lag Lagging size of the most lagging replica in terms of WAL data received ≥ 0 MB Monitored  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  replication consumer is offline A logical replication slot works by keeping track of the oldest address in the oldest write-ahead log

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