From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jan Hejl Subject: Corrupted Cisco NSS4000 raid Date: Sat, 17 Jan 2015 16:23:59 +0100 Message-ID: <54BA7E8F.1090601@excello.cz> Mime-Version: 1.0 Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha1; boundary="------------ms060509040902010502030208" Return-path: Sender: linux-raid-owner@vger.kernel.org To: linux-raid@vger.kernel.org List-Id: linux-raid.ids This is a cryptographically signed message in MIME format. --------------ms060509040902010502030208 Content-Type: multipart/mixed; boundary="------------090204080200010705070807" This is a multi-part message in MIME format. --------------090204080200010705070807 Content-Type: text/plain; charset=iso-8859-2; format=flowed Content-Transfer-Encoding: quoted-printable Hello everyone, right after finish rebuilding faulty, but still usable, RAID array on=20 Cisco NSS4000 NAS box, array stopped working completly. I took all 4 drives (1TB each) out and connected to my linux machine to=20 take a look what happened. You can find raid-status (mdadm --examine=20 /dev/sd[bcde]) attached. After reading this page=20 https://raid.wiki.kernel.org/index.php/RAID_Recovery I'm considering to=20 try recreate array, as soon as dd ends with image backup of these=20 drives, but before I screw something I would to ask you RAID wizards for = help. Was anyone solving similiar issue? Thanks for help Jan --------------090204080200010705070807 Content-Type: text/plain; charset=UTF-8; name="raid-status" Content-Transfer-Encoding: quoted-printable Content-Disposition: attachment; filename="raid-status" /dev/sdb: Magic : a92b4efc Version : 1.2 Feature Map : 0x0 Array UUID : c5e32635:d1ed305c:c7804bbe:d0dd962d Name : 0 Creation Time : Mon Feb 11 16:58:03 2013 Raid Level : raid5 Raid Devices : 4 Avail Dev Size : 1953524896 (931.51 GiB 1000.20 GB) Array Size : 2930287296 (2794.54 GiB 3000.61 GB) Used Dev Size : 1953524864 (931.51 GiB 1000.20 GB) Data Offset : 272 sectors Super Offset : 8 sectors State : clean Device UUID : bbd560dd:768ade9f:dd15ef88:53d2dd62 Update Time : Wed Jan 14 17:24:39 2015 Checksum : 1e255442 - correct Events : 1190 Layout : left-symmetric Chunk Size : 32K Device Role : Active device 3 Array State : A..A ('A' =3D=3D active, '.' =3D=3D missing) /dev/sdc: Magic : a92b4efc Version : 1.2 Feature Map : 0x0 Array UUID : c5e32635:d1ed305c:c7804bbe:d0dd962d Name : 0 Creation Time : Mon Feb 11 16:58:03 2013 Raid Level : raid5 Raid Devices : 4 Avail Dev Size : 1953524896 (931.51 GiB 1000.20 GB) Array Size : 2930287296 (2794.54 GiB 3000.61 GB) Used Dev Size : 1953524864 (931.51 GiB 1000.20 GB) Data Offset : 272 sectors Super Offset : 8 sectors State : clean Device UUID : 0c7f1826:b250a6da:fcdeef79:bb3845ad Update Time : Wed Jan 14 17:24:39 2015 Checksum : dd0cf356 - correct Events : 1190 Layout : left-symmetric Chunk Size : 32K Device Role : spare Array State : A..A ('A' =3D=3D active, '.' =3D=3D missing) /dev/sdd: Magic : a92b4efc Version : 1.2 Feature Map : 0x0 Array UUID : c5e32635:d1ed305c:c7804bbe:d0dd962d Name : 0 Creation Time : Mon Feb 11 16:58:03 2013 Raid Level : raid5 Raid Devices : 4 Avail Dev Size : 1953524896 (931.51 GiB 1000.20 GB) Array Size : 2930287296 (2794.54 GiB 3000.61 GB) Used Dev Size : 1953524864 (931.51 GiB 1000.20 GB) Data Offset : 272 sectors Super Offset : 8 sectors State : clean Device UUID : ba398ff8:329c83c3:4e9a58be:5e3ea83e Update Time : Wed Jan 14 17:24:39 2015 Checksum : 6e2cba76 - correct Events : 1190 Layout : left-symmetric Chunk Size : 32K Device Role : Active device 0 Array State : A..A ('A' =3D=3D active, '.' =3D=3D missing) /dev/sde: Magic : a92b4efc Version : 1.2 Feature Map : 0x0 Array UUID : c5e32635:d1ed305c:c7804bbe:d0dd962d Name : 0 Creation Time : Mon Feb 11 16:58:03 2013 Raid Level : raid5 Raid Devices : 4 Avail Dev Size : 1953524896 (931.51 GiB 1000.20 GB) Array Size : 2930287296 (2794.54 GiB 3000.61 GB) Used Dev Size : 1953524864 (931.51 GiB 1000.20 GB) Data Offset : 272 sectors Super Offset : 8 sectors State : clean Device UUID : 358b8c70:0307f5df:5aeabe91:ba88e079 Update Time : Wed Jan 14 16:57:26 2015 Checksum : 113d0d6d - correct Events : 1186 Layout : left-symmetric Chunk Size : 32K Device Role : Active device 1 Array State : AA.A ('A' =3D=3D active, '.' =3D=3D missing) --------------090204080200010705070807-- 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