ERROR: all replication slots are in use

A typical use case for logical replication is replicating a set of tables between two Amazon RDS for PostgreSQL DB instances RDS for PostgreSQL supports

ERROR: all replication slots are in use extended means that max_wal_size is exceeded but the files are still retained, either by the replication slot or by wal_keep_size unreserved means that the

A typical use case for logical replication is replicating a set of tables between two Amazon RDS for PostgreSQL DB instances RDS for PostgreSQL supports

postgres drop replication slot Setup using CDC​ · Provide additional REPLICATION permissions to read-only user · Enable logical replication on your Postgres database · Create a replication slot

Specify that this replication slot is a temporary one Temporary slots are not saved to disk and are automatically dropped on error or when the session has

postgres create replication slot Allow you to replicate data out of Postgres · Use the write-ahead log as the source of changes · Use logical replication slots to send out

A physical replication slot prevents a source DB instance from removing WAL data before it's consumed by all read replicas Each read replica has its own