Received: from oss.sgi.com (localhost [127.0.0.1]) by oss.sgi.com (8.12.3/8.12.3) with ESMTP id g3QDvDwJ009929 for ; Fri, 26 Apr 2002 06:57:13 -0700 Received: (from majordomo@localhost) by oss.sgi.com (8.12.3/8.12.3/Submit) id g3QDvDo1009928 for linux-xfs-outgoing; Fri, 26 Apr 2002 06:57:13 -0700 X-Authentication-Warning: oss.sgi.com: majordomo set sender to owner-linux-xfs@oss.sgi.com using -f Received: from sgi.com (sgi-too.SGI.COM [204.94.211.39]) by oss.sgi.com (8.12.3/8.12.3) with SMTP id g3QDv2wJ009902 for ; Fri, 26 Apr 2002 06:57:06 -0700 Received: from kendy2.up.ac.za (kendy2.up.AC.za [137.215.94.33]) by sgi.com (980327.SGI.8.8.8-aspam/980304.SGI-aspam: SGI does not authorize the use of its proprietary systems or networks for unsolicited or bulk email from the Internet.) via ESMTP id GAA08509 for ; Fri, 26 Apr 2002 06:57:09 -0700 (PDT) mail_from (paul@up.ac.za) Received: from [137.215.95.15] (helo=mx1.up.ac.za) by kendy2.up.ac.za with esmtp (Exim 3.35 #1) id 17168Z-0003hd-00; Fri, 26 Apr 2002 15:51:47 +0200 Received: from tzone.up.ac.za ([137.215.145.210] helo=up.ac.za) by mx1.up.ac.za with esmtp (Exim 3.12 #1) id 17168Y-00089B-00; Fri, 26 Apr 2002 15:51:46 +0200 Message-ID: <3CC95B72.2E16ADDA@up.ac.za> Date: Fri, 26 Apr 2002 15:51:46 +0200 From: Paul Schutte X-Mailer: Mozilla 4.77 [en] (X11; U; Linux 2.4.18-xfs-ifix-tzone i686) X-Accept-Language: en MIME-Version: 1.0 To: Eric Sandeen CC: Mikes work account , linux-xfs@oss.sgi.com Subject: Re: performance patches References: Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Scanner: exiscan *17168Y-00089B-00*dR2UCaXgIJs* (University of Pretoria, South Africa) Sender: owner-linux-xfs@oss.sgi.com Precedence: bulk Eric Sandeen wrote: > Paul send the same patch to the list recently; it's on the list of things > to look at. > > Can you follow up with the questions from yesterday; i.e. what sort of > storage are you using, etc? > > -Eric > That's not what I recommended to him. Here is my mail to him. I don't know what I have break with that patch that I send in and would rather have SGI guys test is first. >Don't bother with the xfs_info output. >Backup your data and then recreate the filesystems with the following: >mkfs.xfs -l size=8192b /dev/sdb5 >mkfs.xfs -l size=8192b /dev/sdb6 >change the lines in your fstab to >/dev/sdb5 /miketest xfs exec,dev,suid,rw,logbufs=8 1 1 >/dev/sdb6 /apps2 xfs exec,dev,suid,rw,logbufs=8 1 1 >I would very strongly suggest that you update your kernel to one of these >ftp://oss.sgi.com/projects/xfs/download/latest/kernel_rpms/2.4.9-31-RH/ >(Remember to update your xfsprogs as well.) >there is a few updates that helps performance.