From owner-freebsd-questions@FreeBSD.ORG  Tue Jun 10 15:15:01 2008
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 7DCC21065677
	for <freebsd-questions@freebsd.org>;
	Tue, 10 Jun 2008 15:15:01 +0000 (UTC)
	(envelope-from wojtek@wojtek.tensor.gdynia.pl)
Received: from wojtek.tensor.gdynia.pl (wojtek.tensor.gdynia.pl
	[IPv6:2001:4070:101:2::1])
	by mx1.freebsd.org (Postfix) with ESMTP id 94AB88FC27
	for <freebsd-questions@freebsd.org>;
	Tue, 10 Jun 2008 15:15:00 +0000 (UTC)
	(envelope-from wojtek@wojtek.tensor.gdynia.pl)
Received: from wojtek.tensor.gdynia.pl (localhost [IPv6:::1])
	by wojtek.tensor.gdynia.pl (8.14.2/8.14.2) with ESMTP id m5AFEtNt076573;
	Tue, 10 Jun 2008 17:14:55 +0200 (CEST)
	(envelope-from wojtek@wojtek.tensor.gdynia.pl)
Received: from localhost (wojtek@localhost)
	by wojtek.tensor.gdynia.pl (8.14.2/8.14.2/Submit) with ESMTP id
	m5AFEtNY076570; Tue, 10 Jun 2008 17:14:55 +0200 (CEST)
	(envelope-from wojtek@wojtek.tensor.gdynia.pl)
Date: Tue, 10 Jun 2008 17:14:55 +0200 (CEST)
From: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl>
To: Manolis Kiagias <sonicy@otenet.gr>
In-Reply-To: <484E9925.2050507@otenet.gr>
Message-ID: <20080610171352.T75322@wojtek.tensor.gdynia.pl>
References: <484EACEB.7169.43FE1258@iwrtech.iwr.ru.ac.za>
	<20080610145926.GA66984@owl.midgard.homeip.net>
	<484E9925.2050507@otenet.gr>
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed
Cc: freebsd-questions@freebsd.org, DA Forsyth <iwrtech@iwr.ru.ac.za>
Subject: Re: xRAID disks....
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.5
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: Tue, 10 Jun 2008 15:15:01 -0000

>
> I recently removed one pair of disks from a windows "hardware :)" RAID 
> controller, and upon inserting it into a newly built FreeBSD system, it was 
> immediately detected by the ar driver, and messages started coming in, like

is there actually any difference in ar and gmirror/gstripe except that ar 
is simpler, takes only whole drives and use "hardware RAID ;)" compatible 
headers ?

> make the disks forget about their previous RAID-life:
>
> atacontrol delete ar0
>
> Have a look at man atacontrol. I have not tried it, but it is probably worth 
> a try.