From owner-freebsd-questions Thu Feb 4 15:45:49 1999 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id PAA13184 for freebsd-questions-outgoing; Thu, 4 Feb 1999 15:45:49 -0800 (PST) (envelope-from owner-freebsd-questions@FreeBSD.ORG) Received: from allegro.lemis.com (allegro.lemis.com [192.109.197.134]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id PAA13167 for ; Thu, 4 Feb 1999 15:45:45 -0800 (PST) (envelope-from grog@freebie.lemis.com) Received: from freebie.lemis.com (freebie.lemis.com [192.109.197.137]) by allegro.lemis.com (8.9.1/8.9.0) with ESMTP id KAA08225; Fri, 5 Feb 1999 10:15:33 +1030 (CST) Received: (from grog@localhost) by freebie.lemis.com (8.9.2/8.9.0) id KAA69637; Fri, 5 Feb 1999 10:15:31 +1030 (CST) Date: Fri, 5 Feb 1999 10:15:31 +1030 From: Greg Lehey To: Eduardo Viruena Silva Cc: freebsd-questions@FreeBSD.ORG Subject: Re: Can two versions of FreeBSD coexist in a single disk? Message-ID: <19990205101531.E1179@freebie.lemis.com> References: <19990204121122.Z1179@freebie.lemis.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.95.1i In-Reply-To: ; from Eduardo Viruena Silva on Thu, Feb 04, 1999 at 05:19:53PM -0600 WWW-Home-Page: http://www.lemis.com/~grog Organization: LEMIS, PO Box 460, Echunga SA 5153, Australia Phone: +61-8-8388-8286 Fax: +61-8-8388-8725 Mobile: +61-41-739-7062 Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Thursday, 4 February 1999 at 17:19:53 -0600, Eduardo Viruena Silva wrote: > On Thu, 4 Feb 1999, Greg Lehey wrote: > >>> I have a hard disk with 2 slices in its partition table. In the first one >>> I have FreeBSD 2.2.8 and I have not touched the second one for anything. >>> >>> I received my FreeBSD 3.0 and I thought I could installed it in the >>> second slice... >>> >>> Everything worked ok during the installation. >>> >>> When the installation process rebooted my machine, the first slice >>> had lost its disklabel entry... I could not boot from the first slice >>> anymore... >>> >>> WHAT HAPPENED??? >> >> YOU OVERWROTE THE LABEL!!! >> >>> I did not make anything weird. I swear! Has anybody had the same >>> problem? >> >> I suspect you allowed the partitions to overlap. On the whole, it's >> better to avoid (Microsoft) partitions and just use a UNIX partition >> table. For example, on my test machine I run 2.2-STABLE and >> 4.0-CURRENT. I have divided the UNIX slice into the following >> partitions (this is the output from disklabel -r sd0): > > I did not use FDISK or similar. Then you didn't partition. > It just happened. Nothing ``just happens''. You have to do something. It could be that you don't know what you did, but that doesn't mean you didn't do it. > Partitions are not overlaped. So what does the partition table look like? > I think I understood what happened... > it was because I used slice "a" of both partitions? I doubt it. > do they overlap ALWAYS? They should never overlap. > can FreeBSD distinguish between them? Yes. Greg -- When replying to this message, please copy the original recipients. For more information, see http://www.lemis.com/questions.html See complete headers for address, home page and phone numbers finger grog@lemis.com for PGP public key To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message