Received: with ECARTIS (v1.0.0; list xfs); Thu, 28 Jun 2007 09:31:27 -0700 (PDT) X-Spam-Checker-Version: SpamAssassin 3.2.0-pre1-r499012 (2007-01-23) on oss.sgi.com X-Spam-Level: * X-Spam-Status: No, score=1.4 required=5.0 tests=AWL,BAYES_50,SPF_HELO_PASS autolearn=no version=3.2.0-pre1-r499012 Received: from lucidpixels.com (lucidpixels.com [75.144.35.66]) by oss.sgi.com (8.12.10/8.12.10/SuSE Linux 0.7) with ESMTP id l5SGVLtL007083 for ; Thu, 28 Jun 2007 09:31:22 -0700 Received: by lucidpixels.com (Postfix, from userid 1001) id A0AF11C000275; Thu, 28 Jun 2007 12:31:22 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by lucidpixels.com (Postfix) with ESMTP id 9BB62401992C; Thu, 28 Jun 2007 12:31:22 -0400 (EDT) Date: Thu, 28 Jun 2007 12:31:22 -0400 (EDT) From: Justin Piszcz X-X-Sender: jpiszcz@p34.internal.lan To: xfs@oss.sgi.com, linux-raid@vger.kernel.org Subject: XFS mount option performance on Linux Software RAID 5 Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed X-Virus-Scanned: ClamAV version 0.90, clamav-milter version devel-120207 on oss.sgi.com X-Virus-Status: Clean X-archive-position: 11990 X-ecartis-version: Ecartis v1.0.0 Sender: xfs-bounce@oss.sgi.com Errors-to: xfs-bounce@oss.sgi.com X-original-sender: jpiszcz@lucidpixels.com Precedence: bulk X-list: xfs Still reviewing but it appears 8 + 256k looks good. p34-noatime-logbufs=2-lbsize=256k,15696M,78172.3,99,450320,86.6667,178683,29,79808,99,565741,42.3333,610.067,0,16:100000:16/64,2362,19.6667,15751.7,46,3993.33,22,2545.67,24.3333,13976,41,3781.33,28.6667 p34-noatime-logbufs=8-lbsize=256k,15696M,78238,99,455532,86.6667,182382,30,79741.7,99,571631,43,597.633,0,16:100000:16/64,3421,29,12130,38.3333,5943.33,33,3671.33,35.6667,13521.3,41.3333,5162.33,38.3333 p34-noatime-logbufs=8-lbsize=default,15696M,77872,98.6667,438661,86.6667,179848,29.3333,79368,99,555999,42,632.733,0.333333,16:100000:16/64,2090,17.6667,11183,33,3922.67,23,2271.33,22.3333,11709,35,3391.33,26.3333 p34-noatime-only,15696M,77473,99,449689,86.6667,176960,29.3333,80186.3,99,568503,42.6667,592.633,0,16:100000:16/64,2102,18,15935.3,44.6667,3825.67,22.3333,2353,23.6667,9727.33,29.3333,3265,25.6667 http://home.comcast.net/~jpiszcz/chunk/logbufs.html