How To Configure PostgreSQL 12 Streaming Replication in CentOS 8

Attempting to drop a non-existent replication slot: postgres=# SELECT pg_drop_replication_slot; ERROR: replication slot foo does not exist

Failure cause: The specified replication slot already exists in source database Handling suggestion: Delete the replication slot from the

replication slot is active for pid A PostgreSQL replication slot may be stuck due to one of the following reasons: The replication slot returned no items in the 24-hour timeout Fivetran defines

replication slot does not exist already sent in the current buffer or object being sent replication DB file size * sds replpreamble; * replication DB preamble