From owner-freebsd-questions@FreeBSD.ORG  Wed May 21 07:44:21 2003
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
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 49B4D37B401
	for <questions@freebsd.org>; Wed, 21 May 2003 07:44:21 -0700 (PDT)
Received: from pa-plum1b-166.pit.adelphia.net (pa-plum1a-215.pit.adelphia.net
	[24.53.170.215])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 92FD743F93
	for <questions@freebsd.org>; Wed, 21 May 2003 07:44:20 -0700 (PDT)
	(envelope-from wmoran@potentialtech.com)
Received: from potentialtech.com (working [172.16.0.95])
	h4LEiD0n017867;	Wed, 21 May 2003 10:44:18 -0400 (EDT)
	(envelope-from wmoran@potentialtech.com)
Message-ID: <3ECB90BD.2090105@potentialtech.com>
Date: Wed, 21 May 2003 10:44:13 -0400
From: Bill Moran <wmoran@potentialtech.com>
User-Agent: Mozilla/5.0 (X11; U; FreeBSD i386; en-US; rv:1.3) Gecko/20030429
X-Accept-Language: en-us, en
MIME-Version: 1.0
To: Trent Nelson <trent@arpa.com>
References: <20030521142928.GA74610@arpa.com>
In-Reply-To: <20030521142928.GA74610@arpa.com>
Content-Type: text/plain; charset=us-ascii; format=flowed
Content-Transfer-Encoding: 7bit
cc: questions@freebsd.org
Subject: Re: Recovering from a RAID failure.
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.1
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>,
	<mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>,
	<mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 21 May 2003 14:44:21 -0000

Trent Nelson wrote:
>     Long story short; had a RAID array, disks failed in such a way that
>     the config info was lost.  I know that one disk is still good, and
>     as it was a mirrored set, I'm sure the data on it is still good.
>     However, with ar0 dying, so did my disklabel/fdisk information.
> 
>     If I can recreate (from memory) the appropriate disklabel/fdisk info
>     for the disk that's still good (ad6), I should be able to access ev-
>     erything as per normal (i.e. mount file systems again), shouldn't I?

Yes.  As long as you get it exact.

Hope you have backups.

Out of curiosity: what kind of array?  Hardware?  What brand?

-- 
Bill Moran
I'm looking for work
http://www.potentialtech.com/resume-wpm.pdf