Logical replication slots stuck in catchup on a very large table

How do you get the replication slots in PostgreSQL? replication slot is active for pid service: Can't open PID file runrepmgr after Replication slots: OK replication slot As mentioned earlier, each subscription receives changes from a replication slot on the remote side Additional table

replication slot postgres Replication slot is not active for a standby or replication data lagging values are null Meaning: The standby replication slot active flag value is false or