Logical Replication on Standbys in Postgres 16

Logical Replication ERROR reporting issue replication slot is active for pid If a replication slot is inactive, the pg_wal logs corresponding to the slot are reserved forever PID you will use replication slot already exists Replication slots are used to safeguard against the premature deletion of WAL segments before they have been applied by the standby server, thus

replication slot does not exist A PostgreSQL replication slot is a vital feature ensuring the master server retains necessary Write-Ahead Log files, even when replicas