Hi Erik, I thouht pg_cancel_backend and pg_terminate_backend simply send SIGINT and SIGTERM, respectively, to the backend process? We did try using the commands and sending the signals ourselves, but to no avail. -- View this message in context: http://postgresql.nabble.com/postgresql-9-3-5-autovacuums-stuck-on-non-existent-pg-toast-tables-tp5839397p5839896.html Sent from the PostgreSQL - general mailing list archive at Nabble.com. -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general