From owner-freebsd-current Mon Jan 6 11:14:39 2003 Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id D6E1737B401 for ; Mon, 6 Jan 2003 11:14:37 -0800 (PST) Received: from newtrinity.zeist.de (newtrinity.zeist.de [193.111.112.230]) by mx1.FreeBSD.org (Postfix) with ESMTP id E489743EA9 for ; Mon, 6 Jan 2003 11:14:36 -0800 (PST) (envelope-from marius@newtrinity.zeist.de) Received: from newtrinity.zeist.de (localhost [127.0.0.1]) by newtrinity.zeist.de (8.12.6/8.12.6/ZEIST.DE) with ESMTP id h06JEZhN000636; Mon, 6 Jan 2003 20:14:35 +0100 (CET) (envelope-from marius@newtrinity.zeist.de) Received: (from marius@localhost) by newtrinity.zeist.de (8.12.6/8.12.6/Submit) id h06JEUfA000635; Mon, 6 Jan 2003 20:14:30 +0100 (CET) (envelope-from marius) Date: Mon, 6 Jan 2003 20:14:30 +0100 From: marius@alchemy.franken.de To: Soeren Schmidt Cc: marius@alchemy.franken.de, Nate Lawson , current@FreeBSD.ORG Subject: Re: mirrored root fs? Message-ID: <20030106201430.R35928@newtrinity.zeist.de> References: <20030106200346.A577@newtrinity.zeist.de> <200301061908.h06J89Pa024463@spider.deepcore.dk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5.1i In-Reply-To: <200301061908.h06J89Pa024463@spider.deepcore.dk>; from sos@spider.deepcore.dk on Mon, Jan 06, 2003 at 08:08:09PM +0100 Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Mon, Jan 06, 2003 at 08:08:09PM +0100, Soeren Schmidt wrote: > It seems marius@alchemy.franken.de wrote: > > On Mon, Jan 06, 2003 at 07:29:51PM +0100, Soeren Schmidt wrote: > > > It seems Nate Lawson wrote: > > > > I'd like to have a mirrored root partition. I tried ccd(4) but the boot > > > > blocks couldn't find the fs. Any idea how much work it would take to > > > > enable booting a ccd root? Also, does vinum already support this? > > > > > > If you use ATA drives you can use atacontrol to make the mirror on > > > two ATA disks, but there are some gotcha's, see atacontrol(1).... > > > > > > > Using non-raid controllers for building raid-arrays would be a cool feature > > if `atacontrol rebuild` would work... Is there simple way, i.e. without > > copying the content of the array to a temporary location, to recover from > > disk-failures when doing raid1 on non-raid controllers ? > > The problem is that if its the drive that on you primary channel that > dies, not all BIOS's can be taught to boot from the other drive on > the secondary channel. The solution is to swap the drives... > Well, and how would one rebuild the array after swaping the drive from the secondary channel to the primary and hooking up a replacement drive to the secondary channel or if one doesn't want to boot from the array at all ? To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message