From owner-freebsd-hardware@FreeBSD.ORG  Thu Jul 22 17:04:21 2004
Return-Path: <owner-freebsd-hardware@FreeBSD.ORG>
Delivered-To: freebsd-hardware@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 6B9CA16A4CE
	for <freebsd-hardware@freebsd.org>;
	Thu, 22 Jul 2004 17:04:21 +0000 (GMT)
Received: from smtp2.linkline.com (smtp2.linkline.com [64.30.215.131])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 5311D43D2D
	for <freebsd-hardware@freebsd.org>;
	Thu, 22 Jul 2004 17:04:21 +0000 (GMT)
	(envelope-from sclements@linkline.com)
Received: from samclementsde (host-66-59-225-129.lcinet.net [66.59.225.129])
	by smtp2.linkline.com (Postfix) with ESMTP
	id 06BFA116; Thu, 22 Jul 2004 10:04:19 -0700 (PDT)
From: "Samuel Clements" <sclements@linkline.com>
To: "'Guy Dawson'" <guy@crossflight.co.uk>,
	"'Eric Toll'" <etoll@vipstructures.com>
Date: Thu, 22 Jul 2004 10:04:20 -0700
Organization: linkLINE Communications, Inc.
MIME-Version: 1.0
Content-Type: text/plain;
	charset="us-ascii"
Content-Transfer-Encoding: 7bit
X-Mailer: Microsoft Office Outlook, Build 11.0.5510
In-Reply-To: <40FFECEF.7040008@crossflight.co.uk>
X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2149
Thread-Index: AcRwCiB4BrluJExqS8KKyq+9/QSMXQAA2p/w
Message-Id: <20040722170419.06BFA116@smtp2.linkline.com>
cc: 'Artem Koutchine' <matrix@itlegion.ru>
cc: freebsd-hardware@freebsd.org
Subject: RE: Is it possible to migrate raid 5 array to another controller?
X-BeenThere: freebsd-hardware@freebsd.org
X-Mailman-Version: 2.1.1
Precedence: list
Reply-To: sclements@linkline.com
List-Id: General discussion of FreeBSD hardware
	<freebsd-hardware.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-hardware>,
	<mailto:freebsd-hardware-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-hardware>
List-Post: <mailto:freebsd-hardware@freebsd.org>
List-Help: <mailto:freebsd-hardware-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-hardware>,
	<mailto:freebsd-hardware-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 22 Jul 2004 17:04:21 -0000

> I'm agreeing no. There's no standard for how a controller should
> write RAID meta data to the disks in the array. We have moved disks
> from one Compaq RAID controller to a newer model but that's because
> Compaq does, in part, have it's own internal standard for storing
> meta data.


With the only possible exception to this being controllers from
manufacturers that have been purchased from someone else. Eg: from an ICP
Vortex to an Intel, but even then it'd only be specific models.
  -Sam