From mboxrd@z Thu Jan  1 00:00:00 1970
From: Patrick Caulfield <caulfield@sistina.com>
Subject: Re: [linux-lvm] disk naming
Message-ID: <20030103170356.GH18613@tykepenguin.com>
References: <1041610095.19844.45.camel@mosix> <20030103174618.Z9539@zealot.blacknet.de> <1041613503.20036.49.camel@mosix>
Mime-Version: 1.0
Content-Disposition: inline
In-Reply-To: <1041613503.20036.49.camel@mosix>
Sender: linux-lvm-admin@sistina.com
Errors-To: linux-lvm-admin@sistina.com
Reply-To: linux-lvm@sistina.com
List-Help: <mailto:linux-lvm-request@sistina.com?subject=help>
List-Post: <mailto:linux-lvm@sistina.com>
List-Subscribe: <http://lists.sistina.com/mailman/listinfo/linux-lvm>,
	<mailto:linux-lvm-request@sistina.com?subject=subscribe>
List-Unsubscribe: <http://lists.sistina.com/mailman/listinfo/linux-lvm>,
	<mailto:linux-lvm-request@sistina.com?subject=unsubscribe>
List-Archive: <http://lists.sistina.com/pipermail/linux-lvm/>
Date: Fri Jan  3 11:03:01 2003
List-Id: <linux-lvm.redhat.com>
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: 7bit
To: linux-lvm@sistina.com

On Fri, Jan 03, 2003 at 11:05:00AM -0600, Matt Schillinger wrote:
> If i'm NOT using devfs, can i reliably (assuming that disks are on the
> same scsi id/lun/host channel) use lvm?
> 
> Scenario:
> 
> LV is created with device /dev/sdd, which is on host channel 2
> 
> Machine is shutdown, and a new raid is connected on host channel 1, with
> one disk.
> 
> Machine is restarted, and the 1 disk on the host channel 1 raid takes
> /dev/sdd. The original disk is now /dev/sde.
> 
> Will LVM find the correct disk?
> 

Yes, that'll work fine. Getting LVM to work with those scsidev names 
you mentioned in the first email will be quite a lot harder 
(unless you use LVM2).

patrick