Received: from localhost (unknown [200.46.204.184]) by postgresql.org (Postfix) with ESMTP id 7F2429FA1AC for ; Tue, 11 Sep 2007 01:17:38 -0300 (ADT) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.204.184]) (amavisd-maia, port 10024) with ESMTP id 47277-09 for ; Tue, 11 Sep 2007 01:17:33 -0300 (ADT) X-Greylist: delayed 00:06:40.532306 by SQLgrey-1.7.5 Received: from mail.emolecules.com (66-226-76-106.dedicated.abac.net [66.226.76.106]) by postgresql.org (Postfix) with ESMTP id 0CA149F9D30 for ; Tue, 11 Sep 2007 01:17:33 -0300 (ADT) Received: (qmail 4572 invoked by uid 2020); 10 Sep 2007 21:16:16 -0700 Received: from wsip-68-224-174-233.sd.sd.cox.net (HELO moonunit3.moonview.localnet) (68.224.174.233) by 192.168.0.4 with SMTP; 10 Sep 2007 21:16:16 -0700 Message-ID: <46E6159A.1000707@emolecules.com> Date: Mon, 10 Sep 2007 21:12:10 -0700 From: Craig James User-Agent: Thunderbird 2.0.0.6 (X11/20070728) MIME-Version: 1.0 To: pgsql-performance@postgresql.org Subject: What to vacuum after deleting lots of tables Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Virus-Scanned: Maia Mailguard 1.0.1 X-Spam-Status: No, hits=0.211 tagged_above=0 required=5 tests=AWL=0.110, BAYES_50=0.001, RDNS_DYNAMIC=0.1 X-Spam-Level: X-Archive-Number: 200709/169 X-Sequence-Number: 26714 If I delete a whole bunch of tables (like 10,000 tables), should I vacuum system tables, and if so, which ones? (This system is still on 8.1.4 and isn't running autovacuum). Thanks, Craig