From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from cuda.sgi.com (cuda2.sgi.com [192.48.176.25]) by oss.sgi.com (8.14.3/8.14.3/SuSE Linux 0.8) with ESMTP id oB91ba4l156647 for ; Wed, 8 Dec 2010 19:37:37 -0600 Received: from mail.internode.on.net (localhost [127.0.0.1]) by cuda.sgi.com (Spam Firewall) with ESMTP id DAD231D6DF3 for ; Wed, 8 Dec 2010 17:34:39 -0800 (PST) Received: from mail.internode.on.net (bld-mail13.adl6.internode.on.net [150.101.137.98]) by cuda.sgi.com with ESMTP id 7T2GCNU8rJJDw4ar for ; Wed, 08 Dec 2010 17:34:39 -0800 (PST) Date: Thu, 9 Dec 2010 12:34:14 +1100 From: Dave Chinner Subject: Re: xfs tuning for a 830 GB partition (mkfs.xfs options) Message-ID: <20101209013413.GA7105@dastard> References: <20101209010531.GE32766@dastard> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20101209010531.GE32766@dastard> 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: Abel Coto Cc: xfs@oss.sgi.com On Thu, Dec 09, 2010 at 12:05:31PM +1100, Dave Chinner wrote: > On Wed, Dec 08, 2010 at 08:32:28PM +0100, Abel Coto wrote: > > I want to create a 830 GB partition, to mount as /home in my Centos 5.4 > > workstation. > > > > Actually i have /home not mounted ,so i would have to create the new > > partition in the lvm,format it and use rsync to copy /home directory to it. > > > > for a 830 GB partition that i will use to save my data in general and also > > 3d / CG projects and renders once finished them what agcount value should be > > used. I have read that mkfs default option creates 1 allocation group each > > 4G , so i understand that for a 830 GB partition agcount should be 208. > > > > It is this correct ? > > No, you've read something that is at least 5 years out of date. Just > use the defaults - they are already optimised for best performance > in most circumstances. Seeing as I say this so often: http://xfs.org/index.php/XFS_FAQ#Q:_I_want_to_tune_my_XFS_filesystems_for_.3Csomething.3E Cheers, Dave. -- Dave Chinner david@fromorbit.com _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs