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 o6KKaXXV039922 for ; Tue, 20 Jul 2010 15:36:33 -0500 Received: from smtp3-g21.free.fr (localhost [127.0.0.1]) by cuda.sgi.com (Spam Firewall) with ESMTP id 0C64245D69C for ; Tue, 20 Jul 2010 13:39:32 -0700 (PDT) Received: from smtp3-g21.free.fr (smtp3-g21.free.fr [212.27.42.3]) by cuda.sgi.com with ESMTP id mVs23uWYqGwZ4A9i for ; Tue, 20 Jul 2010 13:39:32 -0700 (PDT) Date: Tue, 20 Jul 2010 22:39:05 +0200 From: Emmanuel Florac Subject: Re: 4k sector drives Message-ID: <20100720223905.296a780a@galadriel.home> In-Reply-To: <201007202058.35141@zmi.at> References: <201007202058.35141@zmi.at> Mime-Version: 1.0 List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Sender: xfs-bounces@oss.sgi.com Errors-To: xfs-bounces@oss.sgi.com To: Michael Monnerie Cc: xfs@oss.sgi.com Le Tue, 20 Jul 2010 20:58:27 +0200 vous =E9criviez: > I recently bought 2 new 4k sector drives (WD Caviar Green 2TB, = > WD20EARS), but Linux kernel 2.6.34.1 still says: > = > # blockdev --getss /dev/sdd > 512 > = > Shouldn't that be 4096? Where is the problem? They come in emulation mode (like many SATA-II drives came in SATA-I mode). You must set them to 4K blocks manually, for WD IIRC with a DOS software. And you need a controller that supports 4K blocks, too (probably anything older than a year won't). -- = ------------------------------------------------------------------------ Emmanuel Florac | Direction technique | Intellique | | +33 1 78 94 84 02 ------------------------------------------------------------------------ _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs