From owner-freebsd-questions@FreeBSD.ORG Wed Oct 19 18:23:41 2011 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id E7144106566C for ; Wed, 19 Oct 2011 18:23:41 +0000 (UTC) (envelope-from doug@safeport.com) Received: from oceanpt.safeport.com (oceanpt.safeport.com [65.122.17.3]) by mx1.freebsd.org (Postfix) with ESMTP id AD8F98FC0C for ; Wed, 19 Oct 2011 18:23:41 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by oceanpt.safeport.com (8.14.2/8.14.2) with ESMTP id p9JIFfXE037522 for ; Wed, 19 Oct 2011 14:15:41 -0400 (EDT) (envelope-from doug@safeport.com) Date: Wed, 19 Oct 2011 14:15:41 -0400 (EDT) From: doug@safeport.com To: freebsd-questions@freebsd.org In-Reply-To: <44pqhsu9v2.fsf@be-well.ilk.org> Message-ID: References: <44hb3588my.fsf@lowell-desk.lan> <44pqhsu9v2.fsf@be-well.ilk.org> User-Agent: Alpine 2.00 (BSF 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.0 (oceanpt.safeport.com [127.0.0.1]); Wed, 19 Oct 2011 14:15:41 -0400 (EDT) Subject: Re: multi-boot 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: Wed, 19 Oct 2011 18:23:42 -0000 On Wed, 19 Oct 2011, Lowell Gilbert wrote: > doug@safeport.com writes: > >> On Wed, 19 Oct 2011, Lowell Gilbert wrote: >> >>> doug@safeport.com writes: >>> >>>> I have a system with two physical disks with a version of FreeBSD >>>> installed on each disk. With various 7.x systems I had: >>>> >>>> F1 disk1 on slices ads5x >>>> F5 disk2 on slices ads6x >>>> >>>> I installed 8.2 on disk2, incorrectly saying leave the mbr alone. So >>>> when I boot from the second disk I get >>>> >>>> F6 PXE >>>> Boot: F1 >>>> >>>> I can then hit F1 or wait and all goes okay. I tried using sysinstall >>>> to rewrite the FBSD boot manager but that not effect any change. Must >>>> I rewrite the mbr on disk 1 also? >>> >>> That's what I would expect to have to do... >> >> Pre 8.2 the behavior the selected system just boot without the extra >> message. I had a 7.0 and a 7.4 system installed. I replaced the 7.4 >> system with 8,2 With the boot setup I understand the FreeBSD boot >> manager would be on sector 0 track 0 of disk 1. The boot record for >> disk 1 is in the first logical sector for the drive. The boot record >> for disk 2 should be similarly placed on disk 2. >> >> What I think is missing is putting the boot manager on disk 2. If that >> is the case, is there a way to do that without reinstalling? > > boot0cfg(8) from the system that does boot. > Or boot in "rescue" mode from a CD (or other removable media) > and use sysinstall. thanks _____ Douglas Denault http://www.safeport.com doug@safeport.com Voice: 301-217-9220 Fax: 301-217-9277