Spike in AWS RDS Oldest Replication Slot lag

website oldest replication slot lag A replication slot ensures that the WAL will not go away if the replica lags behind Without a replication slot, a primary will recycle its WAL as soon as it oldest replication slot lag I have replication slots which are inactive and their xmin date is now a few days old This matches up with oldest replication slot lag metric

oldest replication slot lag 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  replication BytesSecond OldestReplicationSlotLag, Oldest Replication Slot Lag , The lagging size of the replica lagging the most in  replication slot, nil, (>= 0 oldest transaction that this slot needs the database to retain VACUUM

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