> Anyway, is that autovac duplicating work or locked out and waiting? Impolitely responding to my own post: a quick strace confirms the autovac process is indeed locked out and waiting it's turn to work. Presumably when my manual vacuum finishes, it will then proceed and *hopefully* not re-vacuum the table? Regards Henry -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general