Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751961AbYFSE3U (ORCPT ); Thu, 19 Jun 2008 00:29:20 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750840AbYFSE3L (ORCPT ); Thu, 19 Jun 2008 00:29:11 -0400 Received: from mx1.suse.de ([195.135.220.2]:57464 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750885AbYFSE3K (ORCPT ); Thu, 19 Jun 2008 00:29:10 -0400 From: Neil Brown To: Jan De Luyck Date: Thu, 19 Jun 2008 14:29:03 +1000 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <18521.57487.410817.953075@notabene.brown> Cc: LKML Subject: Re: Raid auto-assembly on LDM? In-Reply-To: message from Jan De Luyck on Sunday June 15 References: <485577EE.9050806@kcore.org> X-Mailer: VM 7.19 under Emacs 21.4.1 X-face: [Gw_3E*Gng}4rRrKRYotwlE?.2|**#s9D X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1682 Lines: 50 On Sunday June 15, ml_linuxkernel_20060528@kcore.org wrote: > Hello folks, > > I'm trying something which is probably slightly crazy, but I can't get it to work. > > What I'm trying is to get the linux kernel to auto-assembly my raid-1 sets, > which are based on volumes on two LDM disks. > > The problem is that the kernel looks for partitiontypes of 0xfd, which I can't > set (or haven't found yet how to set) for LDM volumes. The assembly fails, and > the kernel panics. Sorry, acronym failure: What is LDM?? > > Another possibility would be to use an initrd/initramfs, but then I'm once again > stuck with a disk that is not in raid, and ergo a point of failure when the disk > might crash. I don't understand your conclusion. The initrd/initramfs is stored where ever your kernel is stored. If storing an initrd introduces a single point of failure, then storing your Linux kernel will too. Confused. NeilBrown > > (The reason to use LDM is that this way I also can put the other OS on the disk > in mirror.) > > Does anyone have any other ideas? I've searched the web, but noone really seems > inclined to do it this way... > > Kind regards, > > Jan > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/