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 3B018D9268 for ; Fri, 23 Sep 2005 14:02:55 -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 19713-03 for ; Fri, 23 Sep 2005 17:02:52 +0000 (GMT) Received: from mx1.surnet.cl (mx2.surnet.cl [216.155.73.181]) by svr1.postgresql.org (Postfix) with ESMTP id 5963AD90EB for ; Fri, 23 Sep 2005 14:02:51 -0300 (ADT) Received: from unknown (HELO cluster.surnet.cl) ([216.155.73.165]) by mx1.surnet.cl with ESMTP; 23 Sep 2005 13:02:30 -0400 X-IronPort-AV: i="3.97,114,1125892800"; d="scan'208"; a="11660630:sNHT35146534" Received: from alvh.no-ip.org (216.155.84.209) by cluster.surnet.cl (7.0.043) (authenticated as alvherre@surnet.cl) id 4327E85F00112762; Fri, 23 Sep 2005 13:02:50 -0400 Received: by alvh.no-ip.org (Postfix, from userid 1000) id 1C597C37448; Fri, 23 Sep 2005 13:03:05 -0400 (CLT) Date: Fri, 23 Sep 2005 13:03:05 -0400 From: Alvaro Herrera To: Stef Cc: Bruno Wolff III , Markus Benne , pgsql-performance@postgresql.org Subject: Re: VACUUM FULL vs CLUSTER Message-ID: <20050923170304.GC7575@surnet.cl> Mail-Followup-To: Stef , Bruno Wolff III , Markus Benne , pgsql-performance@postgresql.org References: <5.2.0.9.1.20050920144041.0287c300@pop.puc.cl> <1127242399.26562.15.camel@host-140.engineering.n-able.com> <20050923142027.GC2298@wolff.to> <20050923181644.161bf160@svb.ucs.co.za> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20050923181644.161bf160@svb.ucs.co.za> User-Agent: Mutt/1.5.10i X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Status: No, hits=2.394 required=5 tests=[AWL=-0.432, DNS_FROM_RFC_ABUSE=0.374, DNS_FROM_RFC_POST=1.376, FORGED_RCVD_HELO=0.05, RCVD_IN_NJABL_PROXY=1.026] X-Spam-Level: ** X-Archive-Number: 200509/307 X-Sequence-Number: 14615 On Fri, Sep 23, 2005 at 06:16:44PM +0200, Stef wrote: > Bruno Wolff III mentioned : > => If you have a proper FSM setting you shouldn't need to do vacuum fulls > => (unless you have an older version of postgres where index bloat might > => be an issue). > > What version of postgres was the last version that had > the index bloat problem? The worst problems were solved in 7.4. There are problems in certain limited circumstances even with current releases. -- Alvaro Herrera http://www.amazon.com/gp/registry/DXLWNGRJD34 "The ability to monopolize a planet is insignificant next to the power of the source"