From owner-freebsd-stable@FreeBSD.ORG Thu Feb 17 18:01:42 2011 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 3F39C10656A4 for ; Thu, 17 Feb 2011 18:01:42 +0000 (UTC) (envelope-from dan@dan.emsphone.com) Received: from email2.allantgroup.com (email2.emsphone.com [199.67.51.116]) by mx1.freebsd.org (Postfix) with ESMTP id 01E8E8FC15 for ; Thu, 17 Feb 2011 18:01:41 +0000 (UTC) Received: from dan.emsphone.com (dan.emsphone.com [199.67.51.101]) by email2.allantgroup.com (8.14.4/8.14.4) with ESMTP id p1HI1e9s099338 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Thu, 17 Feb 2011 12:01:41 -0600 (CST) (envelope-from dan@dan.emsphone.com) Received: from dan.emsphone.com (smmsp@localhost [127.0.0.1]) by dan.emsphone.com (8.14.4/8.14.4) with ESMTP id p1HI1eXX027340 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Thu, 17 Feb 2011 12:01:40 -0600 (CST) (envelope-from dan@dan.emsphone.com) Received: (from dan@localhost) by dan.emsphone.com (8.14.4/8.14.4/Submit) id p1HI1e1O027339 for freebsd-stable@freebsd.org; Thu, 17 Feb 2011 12:01:40 -0600 (CST) (envelope-from dan) Date: Thu, 17 Feb 2011 12:01:40 -0600 From: Dan Nelson To: freebsd-stable@freebsd.org Message-ID: <20110217180140.GL66849@dan.emsphone.com> References: <20110217115653.GH34314@home.opsec.eu> <20110217124515.GI34314@home.opsec.eu> <4D5D1D10.7010000@digsys.bg> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4D5D1D10.7010000@digsys.bg> X-OS: FreeBSD 8.2-PRERELEASE User-Agent: Mutt/1.5.21 (2010-09-15) X-Virus-Scanned: clamav-milter 0.96.4 at email2.allantgroup.com X-Virus-Status: Clean X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.6 (email2.allantgroup.com [199.67.51.78]); Thu, 17 Feb 2011 12:01:41 -0600 (CST) X-Scanned-By: MIMEDefang 2.68 on 199.67.51.78 Subject: Re: 3TB disc and block alignment X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 17 Feb 2011 18:01:42 -0000 In the last episode (Feb 17), Daniel Kalchev said: > >>> da0: Fixed Direct Access SCSI-5 device > >>> da0: 2861588MB (5860533168 512 byte sectors: 255H 63S/T 364801C) > > > > Thanks -- is it also possible to have something like > > > > da0: 2861588MB (732566646 4096 byte sectors: 255H 63S/T 364801C) > > According to Hitachi, this is an 512b drive. Correct. This isn't a 4k drive. Datasheet: http://www.hgst.com/internal-drives/enterprise/ultrastar/ultrastar-7k3000 Sector size (variable, Bytes/sector) 512 -- Dan Nelson dnelson@allantgroup.com