From owner-freebsd-questions@FreeBSD.ORG Sun Oct 28 00:34:21 2007 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 26BE716A41A for ; Sun, 28 Oct 2007 00:34:21 +0000 (UTC) (envelope-from keramida@ceid.upatras.gr) Received: from igloo.linux.gr (igloo.linux.gr [62.1.205.36]) by mx1.freebsd.org (Postfix) with ESMTP id 8F5B113C491 for ; Sun, 28 Oct 2007 00:34:20 +0000 (UTC) (envelope-from keramida@ceid.upatras.gr) Received: from kobe.laptop (dialup98.ach.sch.gr [81.186.70.98]) (authenticated bits=128) by igloo.linux.gr (8.14.1/8.14.1/Debian-9) with ESMTP id l9S0XpHo012956 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT); Sun, 28 Oct 2007 03:34:07 +0300 Received: from kobe.laptop (kobe.laptop [127.0.0.1]) by kobe.laptop (8.14.1/8.14.1) with ESMTP id l9S0XjFC003102; Sun, 28 Oct 2007 03:33:45 +0300 (EEST) (envelope-from keramida@ceid.upatras.gr) Received: (from keramida@localhost) by kobe.laptop (8.14.1/8.14.1/Submit) id l9S0XigG003101; Sun, 28 Oct 2007 03:33:44 +0300 (EEST) (envelope-from keramida@ceid.upatras.gr) Date: Sun, 28 Oct 2007 03:33:44 +0300 From: Giorgos Keramidas To: Astrodog Message-ID: <20071028003344.GA2491@kobe.laptop> References: <4722BBC8.9060902@gmail.com> <2fd864e0710262134n3801404ewf8861730b760a9d9@mail.gmail.com> <2fd864e0710262134u6ea0fb97offb687fe68e4e420@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <2fd864e0710262134u6ea0fb97offb687fe68e4e420@mail.gmail.com> X-Hellug-MailScanner: Found to be clean X-Hellug-MailScanner-SpamCheck: not spam, SpamAssassin (not cached, score=-3.923, required 5, autolearn=not spam, ALL_TRUSTED -1.80, AWL 0.48, BAYES_00 -2.60) X-Hellug-MailScanner-From: keramida@ceid.upatras.gr X-Spam-Status: No Cc: freebsd-questions@freebsd.org Subject: Re: evil idea 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: Sun, 28 Oct 2007 00:34:21 -0000 On 2007-10-26 23:34, Astrodog wrote: >On 10/26/07, Aryeh M. Friedman wrote: >> I am running amd64 8-CURRENT and there are a few i386 only ports that I >> absolutely must have installed and at the same time since I have 4 GB of >> RAM all kinds of bizarreness is created if I "downgrade" to i386. So >> here is the idea: use qemu to create a virtual version of my machine >> (with less then 2GB or RAM) and install i386 8-CURRENT on it (I want to >> use -CURRENT for all my installs) >> >> Any thing I should watch out for here (I know I need to use NFS or >> something like it to share files between the host and guest OS's) > > There's actually a known system that will work for this. You can use > your existing swap partition, as an "extra" root partition, installing > there, then booting to that, then rebuild/install to your original > partition. Its the same basic idea as the method for updating from > 4.x->7.x, and should be on the lists. (Note to docs, might be worth > putting it somewhere.) I don't think Aryeh wants to "install i386 over his current amd64". What he seems to be asking is if he can run *two* versions, one of them as a virtualized host under qemu. That should work, AFAIK.