X-Original-To: pgsql-performance-postgresql.org@localhost.postgresql.org Received: from localhost (unknown [200.46.204.144]) by svr1.postgresql.org (Postfix) with ESMTP id 4FF1F5294D for ; Thu, 14 Jul 2005 07:30:51 -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 45814-04 for ; Thu, 14 Jul 2005 10:30:45 +0000 (GMT) Received: from vms040pub.verizon.net (vms040pub.verizon.net [206.46.252.40]) by svr1.postgresql.org (Postfix) with ESMTP id 1C0A35280C for ; Thu, 14 Jul 2005 07:30:42 -0300 (ADT) Received: from osgiliath.mathom.us ([70.108.75.132]) by vms040.mailsrvcs.net (Sun Java System Messaging Server 6.2 HotFix 0.04 (built Dec 24 2004)) with ESMTPA id <0IJM0066N5770OC0@vms040.mailsrvcs.net> for pgsql-performance@postgresql.org; Thu, 14 Jul 2005 05:30:44 -0500 (CDT) Received: from localhost (localhost [127.0.0.1]) by osgiliath.mathom.us (Postfix) with ESMTP id 99CE76005EA for ; Thu, 14 Jul 2005 06:30:42 -0400 (EDT) Received: from osgiliath.mathom.us ([127.0.0.1]) by localhost (osgiliath [127.0.0.1]) (amavisd-new, port 10024) with LMTP id 10654-01-20 for ; Thu, 14 Jul 2005 06:30:41 -0400 (EDT) Received: by osgiliath.mathom.us (Postfix, from userid 1000) id 067B9600197; Thu, 14 Jul 2005 06:30:41 -0400 (EDT) Date: Thu, 14 Jul 2005 06:30:40 -0400 From: Michael Stone Subject: Re: JFS fastest filesystem for PostgreSQL? In-reply-to: <1121322821.6719.0.camel@noodles> To: pgsql-performance@postgresql.org Mail-Followup-To: pgsql-performance@postgresql.org Message-id: <20050714103040.GR19080@mathom.us> MIME-version: 1.0 Content-type: text/plain; charset=us-ascii; format=flowed Content-disposition: inline X-Pgp-Fingerprint: 53 FF 38 00 E7 DD 0A 9C 84 52 84 C5 EE DF 7C 88 X-Virus-Scanned: by amavisd-new-20030616-p10 (Debian) at mathom.us References: <1121322821.6719.0.camel@noodles> User-Agent: Mutt/1.5.9i X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Status: No, hits=0.011 tagged_above=0 required=5 tests=AWL X-Spam-Level: X-Archive-Number: 200507/173 X-Sequence-Number: 13414 Did you seperate the data & the transaction log? I've noticed less than optimal performance on xfs if the transaction log is on the xfs data partition, and it's silly to put the xlog on a journaled filesystem anyway. Try putting xlog on an ext2 for all the tests. Mike Stone