On 12 March 2014 19:00, Josh Berkus <j...@agliodbs.com> wrote: > All: > > I was just reading Michael's explanation of replication slots > (http://michael.otacoo.com/postgresql-2/postgres-9-4-feature-highlight-replication-slots/) > and realized there was something which had completely escaped me in the > pre-commit discussion: > > select pg_drop_replication_slot('slot_1'); > ERROR: 55006: replication slot "slot_1" is already active > LOCATION: ReplicationSlotAcquire, slot.c:339 > > What defines an "active" slot? > > It seems like there's no way for a DBA to drop slots from the master if > it's rapidly running out of disk WAL space without doing a restart, and > there's no way to drop the slot for a replica which the DBA knows is > permanently offline but was connected earlier. Am I missing something?
I'm not clear on why would dropping an active replication slot would solve disk space problems related to WAL. I thought it was inactive slots that were the problem in this regard? -- Thom -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers