From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tomka Gergely Subject: Re: spare group Date: Tue, 12 Jun 2007 09:57:58 +0200 Message-ID: <466E5206.20200@avaxio.net> References: <466D51EE.7030509@avaxio.net> <18029.57132.285522.284156@notabene.brown> <466E3E58.8050105@avaxio.net> <18030.17507.290572.911043@notabene.brown> Reply-To: tomka@avaxio.net Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <18030.17507.290572.911043@notabene.brown> Sender: linux-raid-owner@vger.kernel.org To: Neil Brown Cc: "Linux, Raid lista" List-Id: linux-raid.ids Neil Brown =EDrta: > (reads code). >=20 > Ahhh. You are using version-1 superblocks aren't you? That code only > works for version-0.90 superblocks. That was careless of me. It > shouldn't be hard to make it work more generally, but it looks like i= t > will be slightly more than trivial. I'll try to get you a patch in > the next day or so (feel free to remind me if I seem to have > forgotten). >=20 > Thanks for testing and reporting this problem. >=20 > NeilBrown # mdadm26 --detail /dev/md0 /dev/md0: Version : 00.90.03 Creation Time : Tue Jun 12 10:31:08 2007 Raid Level : raid5 Array Size : 19534848 (18.63 GiB 20.00 GB) Used Dev Size : 9767424 (9.31 GiB 10.00 GB) Raid Devices : 3 Total Devices : 4 Preferred Minor : 0 Persistence : Superblock is persistent Update Time : Tue Jun 12 10:33:35 2007 State : clean Active Devices : 3 Working Devices : 4 Failed Devices : 0 Spare Devices : 1 Layout : left-symmetric Chunk Size : 64K UUID : 5fd83926:01739a55:36458d87:119f8994 (local to host=20 ursula) Events : 0.4 Number Major Minor RaidDevice State 0 8 1 0 active sync /dev/sda1 1 8 17 1 active sync /dev/sdb1 2 8 33 2 active sync /dev/sdc1 3 8 49 - spare /dev/sdd1 /dev/md1: Version : 00.90.03 Creation Time : Tue Jun 12 10:31:29 2007 Raid Level : raid5 Array Size : 19534848 (18.63 GiB 20.00 GB) Used Dev Size : 9767424 (9.31 GiB 10.00 GB) Raid Devices : 3 Total Devices : 3 Preferred Minor : 1 Persistence : Superblock is persistent Update Time : Tue Jun 12 10:36:18 2007 State : clean, degraded Active Devices : 2 Working Devices : 2 Failed Devices : 1 Spare Devices : 0 Layout : left-symmetric Chunk Size : 64K UUID : 815d6fc4:a55c2602:36458d87:119f8994 (local to host=20 ursula) Events : 0.6 Number Major Minor RaidDevice State 0 8 65 0 active sync /dev/sde1 1 8 81 1 active sync /dev/sdf1 2 0 0 2 removed 3 8 97 - faulty spare /dev/sdg1 ARRAY /dev/md1 level=3Draid5 num-devices=3D3 spare-group=3Dubul=20 UUID=3D815d6fc4:a55c2602:36458d87:119f8994 ARRAY /dev/md0 level=3Draid5 num-devices=3D3 spares=3D1 spare-group=3Du= bul=20 UUID=3D5fd83926:01739a55:36458d87:119f8994 I am very sorry, but it wont works with .9 superblocks also :( We=20 missing something small, but important here. Before you start to code.=20 mdadm was running in monitor mode, and reported a Fail. mdadm is the=20 latest version, 2.6.2. tg - To unsubscribe from this list: send the line "unsubscribe linux-raid" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html