Other: replication slot for Postgres RDS connector

About the replication slots that you are seeing: pg_16480_sync_16394_7358104072011291410, etc Those are temporary slots responsible for the

pid terminated,application_controller,{application_start_failure,realtime,{{shutdown,{failed_to_start_child,' Replication',{{badmatch

replication slot postgres A PostgreSQL replication slot is a vital feature ensuring the master server retains necessary Write-Ahead Log files, even when replicas

replication slot Replication slots for High Availability A replication slot exists solely on the instance that created it, and PostgreSQL does not replicate it on the standby