From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sharif Islam Subject: mdadm: failed to RUN_ARRAY Date: Sat, 09 Oct 2004 10:39:57 -0500 Sender: linux-raid-owner@vger.kernel.org Message-ID: <4168064D.3050903@uiuc.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: To: linux-raid@vger.kernel.org List-Id: linux-raid.ids One of my RAID 5 stopped last night. I get this when I try to restart it: [root@pep raid]# mdadm -A /dev/md0 mdadm: device 5 in /dev/md0 has wrong state in superblock, but /dev/hdk1 seems ok mdadm: failed to RUN_ARRAY /dev/md0: Invalid argument Is my hdk1 gone. Should I try to replace that? from dmesg: Oct 9 10:36:04 pep kernel: md: export_rdev(hdf1) Oct 9 10:36:04 pep kernel: [events: 0000000b] Oct 9 10:36:04 pep kernel: md: bind Oct 9 10:36:04 pep kernel: [events: 0000000b] Oct 9 10:36:04 pep kernel: md: bind Oct 9 10:36:04 pep kernel: [events: 0000000b] Oct 9 10:36:04 pep kernel: md: bind Oct 9 10:36:04 pep kernel: [events: 00000009] Oct 9 10:36:04 pep kernel: md: bind Oct 9 10:36:04 pep kernel: [events: 0000000a] Oct 9 10:36:04 pep kernel: md: bind Oct 9 10:36:04 pep kernel: [events: 0000000b] Oct 9 10:36:04 pep kernel: md: bind Oct 9 10:36:04 pep kernel: md: hde1's event counter: 0000000b Oct 9 10:36:04 pep kernel: md: hdk1's event counter: 0000000a Oct 9 10:36:04 pep kernel: md: hdi1's event counter: 00000009 Oct 9 10:36:04 pep kernel: md: hdh1's event counter: 0000000b Oct 9 10:36:04 pep kernel: md: hdg1's event counter: 0000000b Oct 9 10:36:04 pep kernel: md: hdf1's event counter: 0000000b Oct 9 10:36:04 pep kernel: md: superblock update time inconsistency -- using the most recent one Oct 9 10:36:04 pep kernel: md: freshest: hde1 Oct 9 10:36:04 pep kernel: md: kicking non-fresh hdi1 from array! Oct 9 10:36:04 pep kernel: md: unbind Oct 9 10:36:04 pep kernel: md: export_rdev(hdi1) Oct 9 10:36:04 pep kernel: md0: removing former faulty hdi1! Oct 9 10:36:04 pep kernel: md0: kicking faulty hdk1! Oct 9 10:36:04 pep kernel: md: unbind Oct 9 10:36:04 pep kernel: md: export_rdev(hdk1) Oct 9 10:36:04 pep kernel: md: md0: raid array is not clean -- starting background reconstruction Oct 9 10:36:04 pep kernel: md0: max total readahead window set to 2560k Oct 9 10:36:04 pep kernel: md0: 5 data-disks, max readahead per data-disk: 512k Oct 9 10:36:04 pep kernel: raid5: device hde1 operational as raid disk 0 Oct 9 10:36:04 pep kernel: raid5: device hdh1 operational as raid disk 3 Oct 9 10:36:04 pep kernel: raid5: device hdg1 operational as raid disk 2 Oct 9 10:36:04 pep kernel: raid5: device hdf1 operational as raid disk 1 Oct 9 10:36:04 pep kernel: raid5: not enough operational devices for md0 (2/6 failed) Oct 9 10:36:04 pep kernel: RAID5 conf printout: Oct 9 10:36:04 pep kernel: --- rd:6 wd:4 fd:2 Oct 9 10:36:04 pep kernel: disk 0, s:0, o:1, n:0 rd:0 us:1 dev:hde1 Oct 9 10:36:04 pep kernel: disk 1, s:0, o:1, n:1 rd:1 us:1 dev:hdf1 Oct 9 10:36:04 pep kernel: disk 2, s:0, o:1, n:2 rd:2 us:1 dev:hdg1 Oct 9 10:36:04 pep kernel: disk 3, s:0, o:1, n:3 rd:3 us:1 dev:hdh1 Oct 9 10:36:04 pep kernel: disk 4, s:0, o:0, n:4 rd:4 us:1 dev:[dev 00:00] Oct 9 10:36:04 pep kernel: disk 5, s:0, o:0, n:5 rd:5 us:1 dev:[dev 00:00] Oct 9 10:36:04 pep kernel: raid5: failed to run raid set md0 Oct 9 10:36:04 pep kernel: md: pers->run() failed ... Oct 9 10:36:04 pep kernel: md: md0 stopped. Oct 9 10:36:04 pep kernel: md: unbind Oct 9 10:36:04 pep kernel: md: export_rdev(hde1) Oct 9 10:36:04 pep kernel: md: unbind Oct 9 10:36:04 pep kernel: md: export_rdev(hdh1) Oct 9 10:36:04 pep kernel: md: unbind Oct 9 10:36:04 pep kernel: md: export_rdev(hdg1) Oct 9 10:36:04 pep kernel: md: unbind Oct 9 10:36:04 pep kernel: md: export_rdev(hdf1) [root@pep raid]# cat /proc/mdstat Personalities : [raid5] read_ahead not set unused devices: