Alvaro, >>> - do an UNLISTEN if possible >> Yes, we're issuing unlistens when appropriate. > > You are vacuuming pg_listener periodically, yes? Not that this seems > to have any relationship to your problem, but ...
yes, autovacuum should take care of this. But looking forward for multiple-workers in 8.3 as it should help us during high load periods (some tables might wait too long for autovacuum now - but it's not that big problem for us...).
Thanks for great work! Kuba ---------------------------(end of broadcast)--------------------------- TIP 4: Have you searched our list archives? http://archives.postgresql.org