From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A60F1C433C1 for ; Sun, 28 Mar 2021 03:58:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 64F946197E for ; Sun, 28 Mar 2021 03:58:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231156AbhC1D5o (ORCPT ); Sat, 27 Mar 2021 23:57:44 -0400 Received: from smtp.hosts.co.uk ([85.233.160.19]:62248 "EHLO smtp.hosts.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229647AbhC1D5N (ORCPT ); Sat, 27 Mar 2021 23:57:13 -0400 Received: from host86-155-154-65.range86-155.btcentralplus.com ([86.155.154.65] helo=[192.168.1.64]) by smtp.hosts.co.uk with esmtpa (Exim) (envelope-from ) id 1lQMY3-0003wD-E0; Sun, 28 Mar 2021 04:57:11 +0100 Subject: Re: why won't this RAID5 device start? To: David T-G , Linux RAID list References: <20210328021451.GB1415@justpickone.org> From: Wols Lists Message-ID: <606007CA.7060809@youngman.org.uk> Date: Sun, 28 Mar 2021 05:36:26 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.7.0 MIME-Version: 1.0 In-Reply-To: <20210328021451.GB1415@justpickone.org> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-raid@vger.kernel.org On 28/03/21 03:14, David T-G wrote: > Hi, all -- > > I recently migrated our disk farm to a new box with a new OS build > (openSuSE from KNOPPIX). Aside from the usual challenges of setting > up the world again, I have a 3-device RAID5 volume that won't start. > The other metadevice is fine, though; I think we can say that the md > system is running. Soooooo ... Where do I start? https://raid.wiki.kernel.org/index.php/Linux_Raid#When_Things_Go_Wrogn Sorry I don't have time to look deeper right now. If someone else doesn't chime in first, I'll take a look when I get back from work. Cheers, Wol