From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759244AbXGDV1i (ORCPT ); Wed, 4 Jul 2007 17:27:38 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755735AbXGDV1b (ORCPT ); Wed, 4 Jul 2007 17:27:31 -0400 Received: from smtp.ono.com ([62.42.230.12]:9388 "EHLO resmaa04.ono.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1755564AbXGDV1a (ORCPT ); Wed, 4 Jul 2007 17:27:30 -0400 Date: Wed, 4 Jul 2007 23:27:15 +0200 From: "J.A. =?UTF-8?B?TWFnYWxsw7Nu?=" To: Ingo Freund , "Linux-Kernel, " Subject: Re: md device files missing at boot time Message-ID: <20070704232715.2411e589@werewolf-wl> In-Reply-To: <468BA187.3080703@e-dict.net> References: <468BA187.3080703@e-dict.net> X-Mailer: Claws Mail 2.10.0cvs3 (GTK+ 2.11.5; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 04 Jul 2007 15:32:55 +0200, Ingo Freund wrote: > Hi folks, > > one of the systems I'm working with was changed (copied) from single (scsi - sda1) > to multiple disk (raid1) (sdb1,sdc1 --> md0). > When I try to boot from the new created md-device it stops with: > ... > loading reiserfs > "Waiting for device /dev/md0 to appear: ........ not found -- Exiting to /bin/sh > > A > # ls -la /dev/md* > shows nothing, so I understand why the "/" cannot be mounted, but > where are the /dev/md* files (I found them in "/lib/udev/devices")? > > The kernel is vanilla 2.6.21.5, the (I think) needed hardware and filesystem > drivers are built in modules and put into an initrd file for loading at boot time. > > Does anyone have an idea what I might do wrong? > Stupid question, I suppose... Are you sdb1,sdc1 partitions "Linux RAID _autodetect_" ? All my raids use the md+raid modules builtin, no initrd, so I don't know if you have to force load of md on the initrd, or kernel will autoload if you use root=/dev/md0. Could you post your dmesg ? -- J.A. Magallon \ Software is like sex: \ It's better when it's free Mandriva Linux release 2008.0 (Cooker) for i586 Linux 2.6.21-jam10 (gcc 4.1.2 20070302 (4.1.2-1mdv2007.1)) SMP PREEMPT 09 F9 11 02 9D 74 E3 5B D8 41 56 C5 63 56 88 C0