From owner-freebsd-questions@FreeBSD.ORG Sun Jul 28 05:59:09 2013 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id 0C9EDB2B for ; Sun, 28 Jul 2013 05:59:09 +0000 (UTC) (envelope-from andreev.peter@gmail.com) Received: from mail-pb0-x230.google.com (mail-pb0-x230.google.com [IPv6:2607:f8b0:400e:c01::230]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id DB1A121F5 for ; Sun, 28 Jul 2013 05:59:08 +0000 (UTC) Received: by mail-pb0-f48.google.com with SMTP id md4so3470770pbc.21 for ; Sat, 27 Jul 2013 22:59:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=vSAoRCPHnIo2Xs4dZO+vV672G476vYzA4+NyNOtuRVQ=; b=PEzxaRx853RKe52lWRLgqnUJPH1C+tUGDWZ9JKAqOhIN2s7XA4kUBLT2dJuBQiYw9B 9hiQbVfr1bRPl47Fy9cTObm3ttIYoNIJouuFgQo34TeiJV+W3hk4wsKysot7pTMCrp16 R3s2GNfSdbqjRfY9jqGv9L6ZExe1ruOwrgMh+zK8sXrf3lhjespMtkOCepvMlbHOIAb4 ITi5qT/VZmPPs0P4OFvTkf0Ytz/A/kxB8OFxw+xXu5ysCJ03wEFwhx94u0JR9/I/oX9X ripCYAR4I09/INtybquP0nqoR5MQsDnsygHB3XlY8zA3WnovQCtpq7LpzmtUfwhf0Y61 ZJMg== MIME-Version: 1.0 X-Received: by 10.68.253.138 with SMTP id aa10mr61258767pbd.24.1374991148440; Sat, 27 Jul 2013 22:59:08 -0700 (PDT) Received: by 10.70.52.167 with HTTP; Sat, 27 Jul 2013 22:59:08 -0700 (PDT) In-Reply-To: References: Date: Sun, 28 Jul 2013 09:59:08 +0400 Message-ID: Subject: Re: FreeBSD slices and the Boot Manager From: Peter Andreev To: Conny Andersson Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.14 Cc: freebsd X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 28 Jul 2013 05:59:09 -0000 Why wouldn't you simply update your 8.1 to 8.4? 2013/7/27 Conny Andersson > Hi, > > I have a workstation with two factory installed hard disks. The first > disk, ada0, is occupied by a Windows 7 Pro OS (mainly kept for the three > year warranty of the workstation as Dell techs mostly speak the Microsoft > language). > > Instead I have configured the BIOS to boot from the MBR on the second disk > as I most of the time (99%) use FreeBSD. The MBR on ada1 was installed with > sysinstall's option "Install the FreeBSD Boot Manager", when I installed > the FreeBSD 8.3-RELEASE. > > (The latest BIOS version 2.4.0 for Dell T1500 does not support > UEFI/GPT/GUID.) > > The second disk ada1, now has three FreeBSD slices: > > 1) ada1s1 with FreeBSD 8.1-RELEASE > > 2) ada1s2 with FreeBSD 8.2-RELEASE > > 3) ada1s3 with FreeBSD 8.3-RELEASE > > I want to install the new FreeBSD 8.4-RELEASE on ada1s1 by overwriting the > now existing two first slices. This means that ada1s3, must become ada1s2 > instead. Is this possible to do? > > A very important question is if sysinstall's option "Install the FreeBSD > Boot Manager" detects that I have a FreeBSD 8.3 and detect it as slice 2 on > disk 1? So it becomes a boot option when I am rebooting? (Maybe the slice > may come up as ad6s2, because AHCI in FreeBSD 8.4 isn't enabled at the time > of the install.) > > If the answer to these questions is yes, then the next two questions arise. > > Can I mount ada1s2a (FreeBSD 8.3) from the newly installed FreeBSD 8.4 and > edit my FreeBSD's 8.3-R /etc/fstab according to the new disk layout, and > occasionally run FreeBSD 8.3 without problems? Or do I have to do more to > get it to work? > > The idea behind this kind of 'reverse' disk layout of mine is to have > FreeBSD 8.4 as my new default OS. And have FreeBSD 8.3 untouched for > configuring FreeBSD 8.4 and booting into it when ever needed. If I can do > this as described above, I will have plenty of space on the disk for the > future and a new FreeBSD release. > > > Thanks for your interest in my questions, > > Conny Andersson > > =-=-=-=-=-=-=-=-=-= > Conny Andersson > > =-=-=-=-=-=-=-=-=-= > ______________________________**_________________ > 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 " > -- Is there any problem Exterminatus cannot solve? I have not found one yet.