From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from cuda.sgi.com (cuda1.sgi.com [192.48.157.11]) by oss.sgi.com (8.14.3/8.14.3/SuSE Linux 0.8) with ESMTP id o6O8iq2G254745 for ; Sat, 24 Jul 2010 03:44:54 -0500 Received: from bombadil.infradead.org (localhost [127.0.0.1]) by cuda.sgi.com (Spam Firewall) with ESMTP id 22CD0C25A7F for ; Sat, 24 Jul 2010 01:54:57 -0700 (PDT) Received: from bombadil.infradead.org (bombadil.infradead.org [18.85.46.34]) by cuda.sgi.com with ESMTP id xJFISB6RR6xt9Zkf for ; Sat, 24 Jul 2010 01:54:57 -0700 (PDT) Date: Sat, 24 Jul 2010 04:47:51 -0400 From: Christoph Hellwig Subject: Re: 4k sector drives Message-ID: <20100724084751.GA32006@infradead.org> References: <201007211333.48363.eye.of.the.8eholder@gmail.com> <201007230809.28111@zmi.at> <20100723095832.GA23174@infradead.org> <201007231259.11714@zmi.at> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <201007231259.11714@zmi.at> 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: Michael Monnerie Cc: Christoph Hellwig , xfs@oss.sgi.com On Fri, Jul 23, 2010 at 12:59:07PM +0200, Michael Monnerie wrote: > On Freitag, 23. Juli 2010 Christoph Hellwig wrote: > > -b size=4096 is the default anyway, for 4k sector drivers you also > > want -s size=4096, which you do not want for 512 byte sector disks. > > Thanks for clarification. Should I use "-s size=4096" despite the drive > saying 512b sectors? It's a "hidden" 4K sector drive, so maybe declaring > it extra for XFS helps performance? Or does it not matter at all? If it really is one using -s size=4096 is the right thing to do. _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs