X-Original-To: pgsql-performance-postgresql.org@localhost.postgresql.org Received: from localhost (unknown [64.117.224.130]) by svr1.postgresql.org (Postfix) with ESMTP id 35244D1C4B8 for ; Tue, 29 Jul 2003 06:50:16 +0000 (GMT) Received: from svr1.postgresql.org ([64.117.224.193]) by localhost (neptune.hub.org [64.117.224.130]) (amavisd-new, port 10024) with ESMTP id 52965-01 for ; Tue, 29 Jul 2003 03:49:18 -0300 (ADT) Received: from smtp.pspl.co.in (unknown [202.54.11.65]) by svr1.postgresql.org (Postfix) with ESMTP id 95C6BD1C4B7 for ; Tue, 29 Jul 2003 03:50:12 -0300 (ADT) Received: (from root@localhost) by smtp.pspl.co.in (8.12.9/8.12.9) id h6T6mMIO026724 for ; Tue, 29 Jul 2003 12:18:22 +0530 Received: from daithan (daithan.intranet.pspl.co.in [192.168.7.161]) (authenticated bits=0) by persistent.co.in (8.12.9/8.12.9) with ESMTP id h6T6mLRb026696 for ; Tue, 29 Jul 2003 12:18:22 +0530 From: "Shridhar Daithankar" To: Date: Tue, 29 Jul 2003 12:21:59 +0530 MIME-Version: 1.0 Subject: Re: Optimization Reply-To: shridhar_daithankar@persistent.co.in Message-ID: <3F2666E7.7231.44FA68B@localhost> In-reply-to: <200307281227.44072.josh@agliodbs.com> References: <000f01c35523$f13dee90$ecd36044@tarzan> X-mailer: Pegasus Mail for Windows (v4.12a) Content-type: text/plain; charset=US-ASCII Content-transfer-encoding: 7BIT Content-description: Mail message body X-Virus-Scanned: by amavisd-new at postgresql.org X-Archive-Number: 200307/456 X-Sequence-Number: 2749 On 28 Jul 2003 at 12:27, Josh Berkus wrote: > Unless you're running PostgreSQL 7.1 or earlier, you should be VACUUMing every > 10-15 minutes, not every 2-3 hours. Regular VACUUM does not lock your > database. You will also want to increase your FSM_relations so that VACUUM > is more effective/efficient; again, see the articles. There is an auto-vacuum daemon in contrib and if I understand it correctly, it is not getting much of a field testing. How about you guys installing it and trying it? Bye Shridhar -- O'Reilly's Law of the Kitchen: Cleanliness is next to impossible