From owner-freebsd-questions@FreeBSD.ORG Mon Oct 6 06:42:37 2003 Return-Path: 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 DD8E016A4B3 for ; Mon, 6 Oct 2003 06:42:37 -0700 (PDT) Received: from smtp03.mrf.mail.rcn.net (smtp03.mrf.mail.rcn.net [207.172.4.62]) by mx1.FreeBSD.org (Postfix) with ESMTP id BC0714400D for ; Mon, 6 Oct 2003 06:42:36 -0700 (PDT) (envelope-from roberthuff@rcn.com) Received: from 209-6-197-67.c3-0.smr-ubr1.sbo-smr.ma.cable.rcn.com ([209.6.197.67] helo=jerusalem.litteratus.org.litteratus.org) by smtp03.mrf.mail.rcn.net with esmtp (Exim 3.35 #4) id 1A6VdD-0002KC-00 for freebsd-questions@freebsd.org; Mon, 06 Oct 2003 09:42:35 -0400 From: Robert Huff MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <16257.29002.839257.609819@jerusalem.litteratus.org> Date: Mon, 6 Oct 2003 09:42:34 -0400 To: freebsd-questions@freebsd.org In-Reply-To: <200310060854.36772.bbobowski@cogeco.ca> References: <3F815BED.1090000@jenisch.at> <200310060854.36772.bbobowski@cogeco.ca> X-Mailer: VM 7.14 under 21.5 (beta15) "celery" XEmacs Lucid Subject: Re: Multiple kernels on one machine? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 06 Oct 2003 13:42:38 -0000 Brian Bobowski writes: > > In order to keep a working kernel: Is it possible to *keep* an old > > kernel by copying, say /boot/kernel.old to e.g. /boot/mykernel > > As far as I know, this is not only possible, but recommended in > the Handbook directions for building new kernels. That way, if > you've done several rebuilds, you know you've got a working > kernel around. I'm about to do exactly this as I jump from PS/2 to USB keyboard and mopuse. > I didn't find much in the way of specifics in the handbook, so the process > might be as simple as you say It is, and tar need not be involved. Just cp the files (preserving permissions). Robert Huff