X-Spam-Checker-Version: SpamAssassin 3.4.0-r929098 (2010-03-30) on oss.sgi.com X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00 autolearn=ham version=3.4.0-r929098 Received: from cuda.sgi.com (cuda3.sgi.com [192.48.176.15]) by oss.sgi.com (8.14.3/8.14.3/SuSE Linux 0.8) with ESMTP id o6Q8IiVh108523 for ; Mon, 26 Jul 2010 03:18:45 -0500 X-ASG-Debug-ID: 1280132506-383e02a80000-NocioJ X-Barracuda-URL: http://cuda.sgi.com:80/cgi-bin/mark.cgi Received: from sargon.lncsa.com (localhost [127.0.0.1]) by cuda.sgi.com (Spam Firewall) with ESMTP id 20F4F162A363 for ; Mon, 26 Jul 2010 01:21:46 -0700 (PDT) Received: from sargon.lncsa.com (mail.lncsa.com [213.215.28.11]) by cuda.sgi.com with ESMTP id FW1BSYWCJFnG9JFk for ; Mon, 26 Jul 2010 01:21:46 -0700 (PDT) Received: from localhost (localhost.localdomain [127.0.0.1]) by sargon.lncsa.com (Postfix) with ESMTP id 3F307301CF39 for ; Mon, 26 Jul 2010 10:21:45 +0200 (CEST) X-Virus-Scanned: ClamAV version 0.94.2, clamav-milter version 0.94.2 on oss.sgi.com X-Virus-Scanned: Debian amavisd-new at lncsa.com Received: from sargon.lncsa.com ([127.0.0.1]) by localhost (sargon.lncsa.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 70hXP0NbgB7f for ; Mon, 26 Jul 2010 10:21:45 +0200 (CEST) Received: from zenon.apartia.fr (zenon.apartia.fr [10.0.3.1]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "zenon.apartia.fr", Issuer "ca.apartia.fr" (verified OK)) by sargon.lncsa.com (Postfix) with ESMTP id 23EAB300DF0D for ; Mon, 26 Jul 2010 10:21:45 +0200 (CEST) Received: from galba.apartia.fr (galba.apartia.fr [10.0.3.119]) by zenon.apartia.fr (Postfix) with ESMTP id DE4295B93FA20 for ; Mon, 26 Jul 2010 10:21:41 +0200 (CEST) Received: by galba.apartia.fr (Postfix, from userid 1000) id E55B320870A8; Mon, 26 Jul 2010 10:21:41 +0200 (CEST) Date: Mon, 26 Jul 2010 10:21:41 +0200 From: Louis-David Mitterrand To: xfs@oss.sgi.com X-ASG-Orig-Subj: 4k drives: benefits and models? Subject: 4k drives: benefits and models? Message-ID: <20100726082141.GA8239@apartia.fr> Mail-Followup-To: xfs@oss.sgi.com MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.20 (2009-06-14) X-Barracuda-Connect: mail.lncsa.com[213.215.28.11] X-Barracuda-Start-Time: 1280132508 X-Barracuda-Bayes: INNOCENT GLOBAL 0.0011 1.0000 -2.0137 X-Barracuda-Virus-Scanned: by cuda.sgi.com at sgi.com X-Barracuda-Spam-Score: -2.01 X-Barracuda-Spam-Status: No, SCORE=-2.01 using per-user scores of TAG_LEVEL=2.0 QUARANTINE_LEVEL=1000.0 KILL_LEVEL=2.1 tests= X-Barracuda-Spam-Report: Code version 3.2, rules version 3.2.2.36129 Rule breakdown below pts rule name description ---- ---------------------- -------------------------------------------------- X-Virus-Status: Clean Hi, I've been reading the "4k drive" thread with interest and I have a few questions: - what are the benefits of these new drives? Speed, temperature, reliability? - what specific HD models are truely 4k for purchase right now? I'm on the market for a bunch of 2Tb drives, what is a good choice? - what options do I need when creating my raid6 array and xfs filesystem to fully take advantage of 4k sectors? Thanks,