* [linux-lvm] 5 out of 6 Volumes Vanished!
@ 2006-10-31 22:56 Mache Creeger
2006-11-01 17:40 ` Jonathan E Brassow
0 siblings, 1 reply; 4+ messages in thread
From: Mache Creeger @ 2006-10-31 22:56 UTC (permalink / raw)
To: linux-lvm
[-- Attachment #1: Type: text/plain, Size: 2474 bytes --]
Most of my volumes have vanished, except for Vol0. I had 6 volumes
set up with lvm. Vol5 had 600 GB of data running over RAID5 using XFS.
Can anyone help.
Here are some diagnostics.
-- Mache Creeger
# mdadm -A /dev/md0
mdadm: device /dev/md0 already active - cannot assemble it
# cat /proc/mdstat
Personalities : [raid6] [raid5] [raid4]
md0 : inactive hdi1[5](S) hdb1[0] hdh1[4] hdg1[3] hdf1[2] hde1[1]
1172151808 blocks
unused devices: <none>
# more /proc/mdstat
Personalities : [raid6] [raid5] [raid4]
md0 : inactive hdb1[0] hdh1[4] hdg1[3] hdf1[2] hde1[1]
976791040 blocks
# mdadm --detail /dev/md0
/dev/md0:
Version : 00.90.03
Creation Time : Sat Apr 8 10:01:48 2006
Raid Level : raid5
Device Size : 195358208 (186.31 GiB 200.05 GB)
Raid Devices : 6
Total Devices : 5
Preferred Minor : 0
Persistence : Superblock is persistent
Update Time : Sat Oct 21 22:30:40 2006
State : active, degraded
Active Devices : 5
Working Devices : 5
Failed Devices : 0
Spare Devices : 0
Layout : left-symmetric
Chunk Size : 256K
UUID : 0e3284f1:bf1053ea:e580013b:368be46b
Events : 0.3090999
Number Major Minor RaidDevice State
0 3 65 0 active sync /dev/hdb1
1 33 1 1 active sync /dev/hde1
2 33 65 2 active sync /dev/hdf1
3 34 1 3 active sync /dev/hdg1
4 34 65 4 active sync /dev/hdh1
0 0 0 0 removed
# more /etc/fstab
/dev/VolGroup00/LogVol00 / ext3 defaults 1 1
LABEL=/boot /boot ext3 defaults 1 2
devpts /dev/pts devpts gid=5,mode=620 0 0
tmpfs /dev/shm tmpfs defaults 0 0
/dev/VolGroup04/LogVol04 /opt ext3 defaults 1 2
/dev/VolGroup05/LogVol05 /opt/bigdisk xfs defaults 1 2
proc /proc proc defaults 0 0
sysfs /sys sysfs defaults 0 0
/dev/VolGroup01/LogVol01 /usr ext3 defaults 1 2
/dev/VolGroup02/LogVol02 /var ext3 defaults 1 2
/dev/VolGroup03/LogVol03 swap swap defaults 0 0
# xfs_repair /dev/VolGroup05/LogVol05
/dev/VolGroup05/LogVol05: No such file or directory
fatal error -- couldn't initialize XFS library
[-- Attachment #2: Type: text/html, Size: 5579 bytes --]
^ permalink raw reply [flat|nested] 4+ messages in thread* Re: [linux-lvm] 5 out of 6 Volumes Vanished! 2006-10-31 22:56 [linux-lvm] 5 out of 6 Volumes Vanished! Mache Creeger @ 2006-11-01 17:40 ` Jonathan E Brassow 2006-11-01 22:31 ` Mache Creeger 0 siblings, 1 reply; 4+ messages in thread From: Jonathan E Brassow @ 2006-11-01 17:40 UTC (permalink / raw) To: LVM general discussion and development I'm not clear on how your LVM volume groups are mapped to the underlying devices; and sadly, I'm not that familiar with md or its terminology. What does "inactive" mean? Your first command suggest that /dev/md0 is active, but the second says it is inactive... In any case, if the md devices are not available and your LVM volume groups are composed of MD devices, that would explain why you are not seeing your volume groups. You could look are your various LVM backup files (located in /etc/lvm/backup/<vg name>), see what devices they are using and check whether the system sees those devices... brassow On Oct 31, 2006, at 4:56 PM, Mache Creeger wrote: > Most of my volumes have vanished, except for Vol0.� I had 6 volumes > set up with lvm.� Vol5 had 600 GB of data running over RAID5 using > XFS.� > > Can anyone help.� > > Here are some diagnostics.� > > -- Mache Creeger > > # mdadm -A /dev/md0 > mdadm: device /dev/md0 already active - cannot assemble it > > # cat /proc/mdstat > Personalities : [raid6] [raid5] [raid4] > md0 : inactive hdi1[5](S) hdb1[0] hdh1[4] hdg1[3] hdf1[2] hde1[1] > ����� 1172151808 blocks > > unused devices: <none> > > # more /proc/mdstat > Personalities : [raid6] [raid5] [raid4] > md0 : inactive hdb1[0] hdh1[4] hdg1[3] hdf1[2] hde1[1] > ����� 976791040 blocks > > # mdadm --detail /dev/md0 > /dev/md0: > Version : 00.90.03 > Creation Time : Sat Apr� 8 10:01:48 2006 > Raid Level : raid5 > Device Size : 195358208 (186.31 GiB 200.05 GB) > Raid Devices : 6 > Total Devices : 5 > Preferred Minor : 0 > Persistence : Superblock is persistent > > Update Time : Sat Oct 21 22:30:40 2006 > State : active, degraded > Active Devices : 5 > Working Devices : 5 > Failed Devices : 0 > Spare Devices : 0 > > Layout : left-symmetric > Chunk Size : 256K > > UUID : 0e3284f1:bf1053ea:e580013b:368be46b > Events : 0.3090999 > > Number�� Major�� Minor�� RaidDevice State > 0������ 3������ 65������� 0����� active sync�� /dev/hdb1 > 1����� 33������� 1������� 1����� active sync�� /dev/hde1 > 2����� 33������ 65������� 2����� active sync�� /dev/hdf1 > 3����� 34������� 1������� 3����� active sync�� /dev/hdg1 > 4����� 34������ 65������� 4����� active sync�� /dev/hdh1 > 0������ 0������� 0������ 0����� removed > > # more /etc/fstab > /dev/VolGroup00/LogVol00 /���������������������� ext3��� > defaults������� 1 1 > LABEL=/boot������������ /boot������������������ ext3��� > defaults������� 1 2 > devpts����������������� /dev/pts��������������� devpts� > gid=5,mode=620� 0 0 > tmpfs������������������ /dev/shm��������������� tmpfs�� > defaults������� 0 0 > /dev/VolGroup04/LogVol04 /opt������������������� ext3��� > defaults������� 1 2 > /dev/VolGroup05/LogVol05 /opt/bigdisk����������� xfs���� > defaults������� 1 2 > proc������������������� /proc������������������ proc��� > defaults������� 0 0 > sysfs������������������ /sys������������������� sysfs�� > defaults������� 0 0 > /dev/VolGroup01/LogVol01 /usr������������������� ext3��� > defaults������� 1 2 > /dev/VolGroup02/LogVol02 /var������������������� ext3��� > defaults������� 1 2 > /dev/VolGroup03/LogVol03 swap������������������� swap��� > defaults������� 0 0 > > # xfs_repair /dev/VolGroup05/LogVol05 > /dev/VolGroup05/LogVol05: No such file or directory > > fatal error -- couldn't initialize XFS library > > > _______________________________________________ > linux-lvm mailing list > linux-lvm@redhat.com > https://www.redhat.com/mailman/listinfo/linux-lvm > read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/ ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [linux-lvm] 5 out of 6 Volumes Vanished! 2006-11-01 17:40 ` Jonathan E Brassow @ 2006-11-01 22:31 ` Mache Creeger 2006-11-01 22:42 ` Jonathan E Brassow 0 siblings, 1 reply; 4+ messages in thread From: Mache Creeger @ 2006-11-01 22:31 UTC (permalink / raw) To: LVM general discussion and development [-- Attachment #1: Type: text/plain, Size: 4079 bytes --] I understand about the md issue, but that only addresses Vol05 and does not address the other volumes that are gone. Any ideas about Vol01 to Vol04? -- Mache At 09:40 AM 11/1/2006, Jonathan E Brassow wrote: >I'm not clear on how your LVM volume groups are mapped to the >underlying devices; and sadly, I'm not that familiar with md or its >terminology. What does "inactive" mean? Your first command suggest >that /dev/md0 is active, but the second says it is inactive... In >any case, if the md devices are not available and your LVM volume >groups are composed of MD devices, that would explain why you are >not seeing your volume groups. > >You could look are your various LVM backup files (located in >/etc/lvm/backup/<vg name>), see what devices they are using and >check whether the system sees those devices... > > brassow > >On Oct 31, 2006, at 4:56 PM, Mache Creeger wrote: > >> Most of my volumes have vanished, except for Vol0. I had 6 >> volumes set up with lvm. Vol5 had 600 GB of data running over >> RAID5 using XFS. >> >> Can anyone help. >> >> Here are some diagnostics. >> >> -- Mache Creeger >> >># mdadm -A /dev/md0 >> mdadm: device /dev/md0 already active - cannot assemble it >> >> # cat /proc/mdstat >> Personalities : [raid6] [raid5] [raid4] >> md0 : inactive hdi1[5](S) hdb1[0] hdh1[4] hdg1[3] hdf1[2] hde1[1] >> 1172151808 blocks >> >> unused devices: <none> >> >> # more /proc/mdstat >> Personalities : [raid6] [raid5] [raid4] >> md0 : inactive hdb1[0] hdh1[4] hdg1[3] hdf1[2] hde1[1] >> 976791040 blocks >> >> # mdadm --detail /dev/md0 >> /dev/md0: >> Version : 00.90.03 >> Creation Time : Sat Apr 8 10:01:48 2006 >> Raid Level : raid5 >> Device Size : 195358208 (186.31 GiB 200.05 GB) >> Raid Devices : 6 >> Total Devices : 5 >> Preferred Minor : 0 >> Persistence : Superblock is persistent >> >> Update Time : Sat Oct 21 22:30:40 2006 >> State : active, degraded >> Active Devices : 5 >> Working Devices : 5 >> Failed Devices : 0 >> Spare Devices : 0 >> >> Layout : left-symmetric >> Chunk Size : 256K >> >> UUID : 0e3284f1:bf1053ea:e580013b:368be46b >> Events : 0.3090999 >> >> Number Major Minor RaidDevice State >> 0 3 65 0 active sync /dev/hdb1 >> 1 33 1 1 active sync /dev/hde1 >> 2 33 65 2 active sync /dev/hdf1 >> 3 34 1 3 active sync /dev/hdg1 >> 4 34 65 4 active sync /dev/hdh1 >> 0 0 0 0 removed >> >> # more /etc/fstab >> /dev/VolGroup00/LogVol00 >> / ext3 defaults 1 1 >> LABEL=/boot /boot ext3 defaults 1 2 >> devpts /dev/pts devpts gid=5,mode=620 0 0 >> tmpfs /dev/shm tmpfs defaults 0 0 >> /dev/VolGroup04/LogVol04 >> /opt ext3 defaults 1 2 >> /dev/VolGroup05/LogVol05 >> /opt/bigdisk xfs defaults 1 2 >> proc /proc proc defaults 0 0 >> sysfs /sys sysfs defaults 0 0 >> /dev/VolGroup01/LogVol01 >> /usr ext3 defaults 1 2 >> /dev/VolGroup02/LogVol02 >> /var ext3 defaults 1 2 >> /dev/VolGroup03/LogVol03 >> swap swap defaults 0 0 >> >> # xfs_repair /dev/VolGroup05/LogVol05 >> /dev/VolGroup05/LogVol05: No such file or directory >> >> fatal error -- couldn't initialize XFS library >> >> >>_______________________________________________ >>linux-lvm mailing list >>linux-lvm@redhat.com >>https://www.redhat.com/mailman/listinfo/linux-lvm >>read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/ > >_______________________________________________ >linux-lvm mailing list >linux-lvm@redhat.com >https://www.redhat.com/mailman/listinfo/linux-lvm >read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/ > [-- Attachment #2: Type: text/html, Size: 7699 bytes --] ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [linux-lvm] 5 out of 6 Volumes Vanished! 2006-11-01 22:31 ` Mache Creeger @ 2006-11-01 22:42 ` Jonathan E Brassow 0 siblings, 0 replies; 4+ messages in thread From: Jonathan E Brassow @ 2006-11-01 22:42 UTC (permalink / raw) To: LVM general discussion and development [-- Attachment #1: Type: text/plain, Size: 4803 bytes --] What's the output of 'cat /proc/partitions; pvs; vgs; lvs; cat /etc/lvm/backup/Vol01'? brassow On Nov 1, 2006, at 4:31 PM, Mache Creeger wrote: > I understand about the md issue, but that only addresses Vol05 and > does not address the other volumes that are gone. Any ideas about > Vol01 to Vol04? > > -- Mache > > At 09:40 AM 11/1/2006, Jonathan E Brassow wrote: >> I'm not clear on how your LVM volume groups are mapped to the >> underlying devices; and sadly, I'm not that familiar with md or its >> terminology. What does "inactive" mean? Your first command suggest >> that /dev/md0 is active, but the second says it is inactive... In >> any case, if the md devices are not available and your LVM volume >> groups are composed of MD devices, that would explain why you are not >> seeing your volume groups. >> >> You could look are your various LVM backup files (located in >> /etc/lvm/backup/<vg name>), see what devices they are using and check >> whether the system sees those devices... >> >> brassow >> >> On Oct 31, 2006, at 4:56 PM, Mache Creeger wrote: >> >>> Most of my volumes have vanished, except for Vol0. I had 6 volumes >>> set up with lvm. Vol5 had 600 GB of data running over RAID5 using >>> XFS. >>> >>> Can anyone help. >>> >>> Here are some diagnostics. >>> >>> -- Mache Creeger >>> >>> # mdadm -A /dev/md0 >>> mdadm: device /dev/md0 already active - cannot assemble it >>> >>> # cat /proc/mdstat >>> Personalities : [raid6] [raid5] [raid4] >>> md0 : inactive hdi1[5](S) hdb1[0] hdh1[4] hdg1[3] hdf1[2] hde1[1] >>> 1172151808 blocks >>> >>> unused devices: <none> >>> >>> # more /proc/mdstat >>> Personalities : [raid6] [raid5] [raid4] >>> md0 : inactive hdb1[0] hdh1[4] hdg1[3] hdf1[2] hde1[1] >>> 976791040 blocks >>> >>> # mdadm --detail /dev/md0 >>> /dev/md0: >>> Version : 00.90.03 >>> Creation Time : Sat Apr 8 10:01:48 2006 >>> Raid Level : raid5 >>> Device Size : 195358208 (186.31 GiB 200.05 GB) >>> Raid Devices : 6 >>> Total Devices : 5 >>> Preferred Minor : 0 >>> Persistence : Superblock is persistent >>> >>> Update Time : Sat Oct 21 22:30:40 2006 >>> State : active, degraded >>> Active Devices : 5 >>> Working Devices : 5 >>> Failed Devices : 0 >>> Spare Devices : 0 >>> >>> Layout : left-symmetric >>> Chunk Size : 256K >>> >>> UUID : 0e3284f1:bf1053ea:e580013b:368be46b >>> Events : 0.3090999 >>> >>> Number Major Minor RaidDevice State >>> 0 3 65 0 active sync /dev/hdb1 >>> 1 33 1 1 active sync /dev/hde1 >>> 2 33 65 2 active sync /dev/hdf1 >>> 3 34 1 3 active sync /dev/hdg1 >>> 4 34 65 4 active sync /dev/hdh1 >>> 0 0 0 0 removed >>> >>> # more /etc/fstab >>> /dev/VolGroup00/LogVol00 / ext3 >>> defaults 1 1 >>> LABEL=/boot /boot ext3 >>> defaults 1 2 >>> devpts /dev/pts devpts >>> gid=5,mode=620 0 0 >>> tmpfs /dev/shm tmpfs >>> defaults 0 0 >>> /dev/VolGroup04/LogVol04 /opt ext3 >>> defaults 1 2 >>> /dev/VolGroup05/LogVol05 /opt/bigdisk xfs >>> defaults 1 2 >>> proc /proc proc >>> defaults 0 0 >>> sysfs /sys sysfs >>> defaults 0 0 >>> /dev/VolGroup01/LogVol01 /usr ext3 >>> defaults 1 2 >>> /dev/VolGroup02/LogVol02 /var ext3 >>> defaults 1 2 >>> /dev/VolGroup03/LogVol03 swap swap >>> defaults 0 0 >>> >>> # xfs_repair /dev/VolGroup05/LogVol05 >>> /dev/VolGroup05/LogVol05: No such file or directory >>> >>> fatal error -- couldn't initialize XFS library >>> >>> >>> _______________________________________________ >>> linux-lvm mailing list >>> linux-lvm@redhat.com >>> https://www.redhat.com/mailman/listinfo/linux-lvm >>> read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/ >> _______________________________________________ >> linux-lvm mailing list >> linux-lvm@redhat.com >> https://www.redhat.com/mailman/listinfo/linux-lvm >> read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/ >> > _______________________________________________ > linux-lvm mailing list > linux-lvm@redhat.com > https://www.redhat.com/mailman/listinfo/linux-lvm > read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/ [-- Attachment #2: Type: text/enriched, Size: 4743 bytes --] What's the output of 'cat /proc/partitions; pvs; vgs; lvs; cat /etc/lvm/backup/Vol01'? brassow On Nov 1, 2006, at 4:31 PM, Mache Creeger wrote: <excerpt>I understand about the md issue, but that only addresses Vol05 and does not address the other volumes that are gone. Any ideas about Vol01 to Vol04? -- Mache At 09:40 AM 11/1/2006, Jonathan E Brassow wrote: <excerpt>I'm not clear on how your LVM volume groups are mapped to the underlying devices; and sadly, I'm not that familiar with md or its terminology. What does "inactive" mean? Your first command suggest that /dev/md0 is active, but the second says it is inactive... In any case, if the md devices are not available and your LVM volume groups are composed of MD devices, that would explain why you are not seeing your volume groups. You could look are your various LVM backup files (located in /etc/lvm/backup/<<vg name>), see what devices they are using and check whether the system sees those devices... brassow On Oct 31, 2006, at 4:56 PM, Mache Creeger wrote: <excerpt> Most of my volumes have vanished, except for Vol0. I had 6 volumes set up with lvm. Vol5 had 600 GB of data running over RAID5 using XFS. Can anyone help. Here are some diagnostics. -- Mache Creeger # mdadm -A /dev/md0 mdadm: device /dev/md0 already active - cannot assemble it # cat /proc/mdstat Personalities : [raid6] [raid5] [raid4] md0 : inactive hdi1[5](S) hdb1[0] hdh1[4] hdg1[3] hdf1[2] hde1[1] 1172151808 blocks unused devices: <<none> # more /proc/mdstat Personalities : [raid6] [raid5] [raid4] md0 : inactive hdb1[0] hdh1[4] hdg1[3] hdf1[2] hde1[1] 976791040 blocks # mdadm --detail /dev/md0 /dev/md0: Version : 00.90.03 Creation Time : Sat Apr 8 10:01:48 2006 Raid Level : raid5 Device Size : 195358208 (186.31 GiB 200.05 GB) Raid Devices : 6 Total Devices : 5 Preferred Minor : 0 Persistence : Superblock is persistent Update Time : Sat Oct 21 22:30:40 2006 State : active, degraded Active Devices : 5 Working Devices : 5 Failed Devices : 0 Spare Devices : 0 Layout : left-symmetric Chunk Size : 256K UUID : 0e3284f1:bf1053ea:e580013b:368be46b Events : 0.3090999 Number Major Minor RaidDevice State 0 3 65 0 active sync /dev/hdb1 1 33 1 1 active sync /dev/hde1 2 33 65 2 active sync /dev/hdf1 3 34 1 3 active sync /dev/hdg1 4 34 65 4 active sync /dev/hdh1 0 0 0 0 removed # more /etc/fstab /dev/VolGroup00/LogVol00 / ext3 defaults 1 1 LABEL=/boot /boot ext3 defaults 1 2 devpts /dev/pts devpts gid=5,mode=620 0 0 tmpfs /dev/shm tmpfs defaults 0 0 /dev/VolGroup04/LogVol04 /opt ext3 defaults 1 2 /dev/VolGroup05/LogVol05 /opt/bigdisk xfs defaults 1 2 proc /proc proc defaults 0 0 sysfs /sys sysfs defaults 0 0 /dev/VolGroup01/LogVol01 /usr ext3 defaults 1 2 /dev/VolGroup02/LogVol02 /var ext3 defaults 1 2 /dev/VolGroup03/LogVol03 swap swap defaults 0 0 # xfs_repair /dev/VolGroup05/LogVol05 /dev/VolGroup05/LogVol05: No such file or directory fatal error -- couldn't initialize XFS library _______________________________________________ linux-lvm mailing list linux-lvm@redhat.com <color><param>0000,0000,EEEE</param>https://www.redhat.com/mailman/listinfo/linux-lvm</color> read the LVM HOW-TO at <color><param>0000,0000,EEEE</param>http://tldp.org/HOWTO/LVM-HOWTO/</color> </excerpt> _______________________________________________ linux-lvm mailing list linux-lvm@redhat.com <color><param>0000,0000,EEEE</param>https://www.redhat.com/mailman/listinfo/linux-lvm</color> read the LVM HOW-TO at <color><param>0000,0000,EEEE</param>http://tldp.org/HOWTO/LVM-HOWTO/</color> </excerpt>_______________________________________________ linux-lvm mailing list linux-lvm@redhat.com https://www.redhat.com/mailman/listinfo/linux-lvm read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/</excerpt> ^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2006-11-01 22:39 UTC | newest] Thread overview: 4+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2006-10-31 22:56 [linux-lvm] 5 out of 6 Volumes Vanished! Mache Creeger 2006-11-01 17:40 ` Jonathan E Brassow 2006-11-01 22:31 ` Mache Creeger 2006-11-01 22:42 ` Jonathan E Brassow
This is a public inbox, see mirroring instructions for how to clone and mirror all data and code used for this inbox; as well as URLs for NNTP newsgroup(s).