From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761489AbXGMAtS (ORCPT ); Thu, 12 Jul 2007 20:49:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755200AbXGMAtL (ORCPT ); Thu, 12 Jul 2007 20:49:11 -0400 Received: from omr11.networksolutionsemail.com ([205.178.146.61]:41960 "EHLO omr11.networksolutionsemail.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751303AbXGMAtK (ORCPT ); Thu, 12 Jul 2007 20:49:10 -0400 From: James Reply-To: LinuxKernel@jamesplace.net To: linux-kernel@vger.kernel.org Subject: Re: Problem recovering a failed RIAD5 array with 4-drives. --RESOLVED Date: Thu, 12 Jul 2007 19:49:08 -0500 User-Agent: KMail/1.9.5 Cc: Neil Brown References: <200707120849.16068.LinuxKernel@jamesplace.net> <200707121810.57648.LinuxKernel@jamesplace.net> <18070.46997.541325.761868@notabene.brown> In-Reply-To: <18070.46997.541325.761868@notabene.brown> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200707121949.08662.LinuxKernel@jamesplace.net> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org > > > > I don't know the original order of the array before all the problems started. > > > > Is there a way to determine the original order? > > No, unless you have some old kernel logs of the last time it assembled > the array properly. > The one thing that "--create" does destroy is the information about > any previous array that the drives were a part of. > > > > > The order that --detail is showing now is the order that appeared after > > issuing the command is it is in the email. (ie: a b c d) > > Odd. I cannot reproduce it. > I suggest you try different arrangements (of the 3 good drives and the > word 'missing') until you find one that 'fsck -n' likes. > > NeilBrown > > I don't understand how the order of --detail was different than the command line on my system, however.... YOU ARE A LIFE SAVER!!! After going through 21 combinations, beginning to lose all hope and plummeting into eternal despair, combo 22 worked. The array is up and working. All the data (1.3Tb) is there and I'm probably the happiest character on the mail list today. Thanks a bunch for your help.