From owner-freebsd-questions@FreeBSD.ORG Tue Mar 14 00:49:27 2006 Return-Path: X-Original-To: freebsd-questions@freebsd.org Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 76A3216A401 for ; Tue, 14 Mar 2006 00:49:27 +0000 (UTC) (envelope-from jerrymc@clunix.cl.msu.edu) Received: from clunix.cl.msu.edu (clunix.cl.msu.edu [35.9.2.10]) by mx1.FreeBSD.org (Postfix) with ESMTP id D93C043D4C for ; Tue, 14 Mar 2006 00:49:26 +0000 (GMT) (envelope-from jerrymc@clunix.cl.msu.edu) Received: from clunix.cl.msu.edu (localhost [127.0.0.1]) by clunix.cl.msu.edu (8.12.10+Sun/8.12.2) with ESMTP id k2E0nQiU021140; Mon, 13 Mar 2006 19:49:26 -0500 (EST) Received: (from jerrymc@localhost) by clunix.cl.msu.edu (8.12.10+Sun/8.12.2/Submit) id k2E0nQES021139; Mon, 13 Mar 2006 19:49:26 -0500 (EST) From: Jerry McAllister Message-Id: <200603140049.k2E0nQES021139@clunix.cl.msu.edu> To: sub02@freeode.co.uk Date: Mon, 13 Mar 2006 19:49:26 -0500 (EST) In-Reply-To: X-Mailer: ELM [version 2.5 PL7] MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: freebsd-questions@freebsd.org Subject: Re: Using 'incorrect' HD geometry. X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 14 Mar 2006 00:49:27 -0000 > > I'm currently dual booting FreeBSD-5.3 and Windows 2000 on a WD800BB > 80GB IDE HD. It all seems to be working very well, but now I want to > install 6.0 on the slice where 5.3 is. fdisk -s currently says: Nowdays, the geometry on the drives seems to be 'virtual' and so you should just let the installer/fdisk do what it wants and leave it that way. If it doesn't work the way the installer wants to then there may be a problem. But if it works, just ignore the warnings. ////jerry > > /dev/ad0: 155061 cyl 16 hd 63 sec > > Part Start Size Type Flags > 1: 63 5981220 0x0b 0x00 > 2: 5981283 13971447 0xa5 0x80 > 3: 19958400 136337040 0x0f 0x00 > > The problem is that the installer says that geometry of 155061/16/63 > is incorrect and suggests using the BIOS geometry of 38309/16/255. > > I'm worried that if I change the geometry I may lose the existing > Win2k slices (1 and 3 in the fdisk output). I'm not even convinced > that what the BIOS says is correct, as I get the following from other > sources: > > 16383/16/63 from the Western Digital web site. > 10337/240/63 probed values from Scisoft Sandra. > 10337/240/63 " " " Ranish Partition Manager. > > If I make sure the installer uses the existing incorrect geometry, > does that guarantee that the other slices will be unaffected? > > What future problems may that lead to? > > -- > John. > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" >