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 o290sFiI088063 for ; Mon, 8 Mar 2010 18:54:15 -0600 Received: from mail.sandeen.net (localhost [127.0.0.1]) by cuda.sgi.com (Spam Firewall) with ESMTP id 541F222611B for ; Mon, 8 Mar 2010 16:55:46 -0800 (PST) Received: from mail.sandeen.net (64-131-60-146.usfamily.net [64.131.60.146]) by cuda.sgi.com with ESMTP id MR3ZyNdZdxEqsLl4 for ; Mon, 08 Mar 2010 16:55:46 -0800 (PST) Message-ID: <4B959C91.70506@sandeen.net> Date: Mon, 08 Mar 2010 18:55:45 -0600 From: Eric Sandeen MIME-Version: 1.0 Subject: Re: What are the correct mkfs.xfs parameters for a lying WD-EARS HDD? References: <20100308221044.GA17830@citd.de> <4B957E03.9090000@sandeen.net> In-Reply-To: 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: "Martin K. Petersen" Cc: xfs@oss.sgi.com Martin K. Petersen wrote: >>>>>> "Eric" == Eric Sandeen writes: > > Eric> Make sure your partitions, if any, are on 4k boundaries.(*) older > Eric> fdisk at least won't do this by default, not sure about parted. > > You can use the expert mode in fdisk to ensure that the partition begins > on a 4KB boundary. and use -u to give it sector units ... > > Eric> (*)unless the drive has an offset to make 512-sector 63 line up on > Eric> a nice boundary... in which case I guess you could experiment with > Eric> perf both ways to be sure... > > EARS is the one that's lying about the physical block size. It's > zero-aligned unless somebody messed with the jumper. Ok, that's good. Thanks Martin! -Eric _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs