X-Original-To: pgsql-performance-postgresql.org@localhost.postgresql.org Received: from localhost (av.hub.org [200.46.204.144]) by svr1.postgresql.org (Postfix) with ESMTP id C332FD7AB7 for ; Thu, 22 Sep 2005 20:12:44 -0300 (ADT) Received: from svr1.postgresql.org ([200.46.204.71]) by localhost (av.hub.org [200.46.204.144]) (amavisd-new, port 10024) with ESMTP id 47213-04 for ; Thu, 22 Sep 2005 23:12:37 +0000 (GMT) Received: from davinci.ethosmedia.com (server227.ethosmedia.com [209.128.84.227]) by svr1.postgresql.org (Postfix) with ESMTP id 94C75D7A16 for ; Thu, 22 Sep 2005 20:12:38 -0300 (ADT) X-EthosMedia-Virus-Scanned: no infections found Received: from [64.81.245.111] (account josh@agliodbs.com HELO temoku.sf.agliodbs.com) by davinci.ethosmedia.com (CommuniGate Pro SMTP 4.1.8) with ESMTP id 8137005; Thu, 22 Sep 2005 16:15:04 -0700 From: Josh Berkus Reply-To: josh@agliodbs.com Organization: Aglio Database Solutions To: "Jean-Pierre Pelletier" Subject: Re: Queries 15 times slower on 8.1 beta 2 than on 8.0 Date: Thu, 22 Sep 2005 16:16:25 -0700 User-Agent: KMail/1.8 Cc: pgsql-performance@postgresql.org References: <200509221558.44027.josh@agliodbs.com> In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200509221616.25781.josh@agliodbs.com> X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Status: No, hits=0.047 required=5 tests=[AWL=-0.003, FORGED_RCVD_HELO=0.05] X-Spam-Level: X-Archive-Number: 200509/263 X-Sequence-Number: 14571 Jean-Pierre, > effective_cache_size = 1000 Try setting this to 16,384 as a test. > random_page_cost = 4 Try setting this to 2.5 as a test. > work_mem = 20000 -- --Josh Josh Berkus Aglio Database Solutions San Francisco