From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: with ECARTIS (v1.0.0; list xfs); Mon, 31 Dec 2007 14:54:03 -0800 (PST) Received: from cuda.sgi.com (cuda1.sgi.com [192.48.168.28]) by oss.sgi.com (8.12.11.20060308/8.12.11/SuSE Linux 0.7) with ESMTP id lBVMrtXB010740 for ; Mon, 31 Dec 2007 14:53:58 -0800 Received: from pan.gwi.net (localhost [127.0.0.1]) by cuda.sgi.com (Spam Firewall) with ESMTP id 88BB0BD5B5A for ; Mon, 31 Dec 2007 14:54:10 -0800 (PST) Received: from pan.gwi.net (pan.gwi.net [207.5.128.165]) by cuda.sgi.com with ESMTP id Ib3kUI3Kfs5n4tN5 for ; Mon, 31 Dec 2007 14:54:10 -0800 (PST) Subject: Re: raid 10 su, sw settings From: Brad Langhorst In-Reply-To: <20071231214223.GB3679@teal.hq.k1024.org> References: <1199059239.13944.65.camel@up> <1199126586.3437.10.camel@up> <20071231201712.GA3679@teal.hq.k1024.org> <1199134501.3437.21.camel@up> <20071231214223.GB3679@teal.hq.k1024.org> Content-Type: text/plain Date: Mon, 31 Dec 2007 17:54:04 -0500 Message-Id: <1199141644.3437.24.camel@up> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: xfs-bounce@oss.sgi.com Errors-to: xfs-bounce@oss.sgi.com List-Id: xfs To: Iustin Pop , xfs@oss.sgi.com On Mon, 2007-12-31 at 22:42 +0100, Iustin Pop wrote: > On Mon, Dec 31, 2007 at 03:55:01PM -0500, Brad Langhorst wrote: > > Any opinions on the partition layout? Did you go to special effort to > > layout your partitions on the stripe boundaries (actually i don't really > > understand this fully yet). > > So instead of the usual 255 heads, 63 cylinders fake geometry that is > not a multiple of anything, I setup 16h/16c geometry that gives a nice > power-of-two multiplier so all partitions *should* be aligned at a nice > multiple of any size you choose; fdisk -l on the drive reports units of > 128k. Sorry to be thick... i don't understand this. Do you configure the raid controller with these settings? or is this an fdisk option? thanks! brad