From owner-freebsd-current Mon Jan 6 11: 8:38 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 2A8ED37B401 for ; Mon, 6 Jan 2003 11:08:37 -0800 (PST) Received: from spider.deepcore.dk (cpe.atm2-0-56339.0x50c6aa0a.abnxx2.customer.tele.dk [80.198.170.10]) by mx1.FreeBSD.org (Postfix) with ESMTP id 40EF543E4A for ; Mon, 6 Jan 2003 11:08:36 -0800 (PST) (envelope-from sos@spider.deepcore.dk) Received: (from sos@localhost) by spider.deepcore.dk (8.12.5/8.12.6) id h06J89Pa024463; Mon, 6 Jan 2003 20:08:09 +0100 (CET) (envelope-from sos) From: Soeren Schmidt Message-Id: <200301061908.h06J89Pa024463@spider.deepcore.dk> Subject: Re: mirrored root fs? In-Reply-To: <20030106200346.A577@newtrinity.zeist.de> To: marius@alchemy.franken.de Date: Mon, 6 Jan 2003 20:08:09 +0100 (CET) Cc: Nate Lawson , current@FreeBSD.ORG X-Mailer: ELM [version 2.4ME+ PL98b (25)] MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=ISO-8859-1 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 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... -Søren To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message