From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from cuda.sgi.com (cuda3.sgi.com [192.48.176.15]) by oss.sgi.com (8.12.11.20060308/8.12.11/SuSE Linux 0.7) with ESMTP id mAPM7kA4011692 for ; Tue, 25 Nov 2008 16:07:46 -0600 Received: from pmx2.sophos.com (localhost [127.0.0.1]) by cuda.sgi.com (Spam Firewall) with ESMTP id C0E9415F5795 for ; Tue, 25 Nov 2008 14:07:45 -0800 (PST) Received: from pmx2.sophos.com (pmx2.sophos.com [213.31.172.17]) by cuda.sgi.com with ESMTP id bThXQbtic0Mctguc for ; Tue, 25 Nov 2008 14:07:45 -0800 (PST) Message-ID: <492C75E2.1080701@ca.sophos.com> Date: Tue, 25 Nov 2008 14:02:10 -0800 From: David Sparks MIME-Version: 1.0 Subject: Re: Extreme slowness with xfs [WAS: Re: Slowness with new pc] References: <1226760254.5089.11.camel@chevrolet> <430c4fa50811180551r67d5d680tf1ffa493604ac4ea@mail.gmail.com> <1227476908.32357.5.camel@chevrolet> <1227485956.5145.10.camel@chevrolet> <1227569808.5039.6.camel@chevrolet> <1227645887.7992.10.camel@chevrolet> <492C6C9B.3060000@sandeen.net> <1227649893.6557.10.camel@oldsmobile> In-Reply-To: <1227649893.6557.10.camel@oldsmobile> Reply-To: David Sparks List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: xfs-bounces@oss.sgi.com Errors-To: xfs-bounces@oss.sgi.com To: Stian Jordet Cc: "xfs@oss.sgi.com" > With no barriers, it's 22s faster than my workstation. That can't be the > way it's supposed to be? What IO elevator are you using? Did you try the 'noop' or 'deadline' schedulers? cat /sys/block/sda/queue/scheduler echo noop > /sys/block/sda/queue/scheduler ds _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs