We might not consider upgrade our existing psql 8.2.5 to the latest one because of this psql version is bundle with our web application. and the whole system design by the vendor. we only can perform maintenance steps to that database, scare any side effect to our web application. any place to check the autovacuum schedule in our existing system? -- View this message in context: http://postgresql.1045698.n5.nabble.com/Database-in-psql-tp5728767p5729477.html Sent from the PostgreSQL - admin mailing list archive at Nabble.com. -- Sent via pgsql-admin mailing list (pgsql-admin@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-admin