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Overskuddsmateriell
Hei

Etter ett strømbrudd nå så nekter mitt raid 6 å komme opp igjen.

Er det mulig å få til noen recover på dette?
Vet at den ikke drev med noen skriving til de diskene når strømmen gikk og skal ikke ha vært noe den siste timen, kun lesing.

Kode

root@SRV01:~# mdadm --assemble --force --verbose /dev/md128 /dev/sdb /dev/sdc /dev/sdd /dev/sde /dev/sdf /dev/sdg /dev/sdh /dev/sdi /dev/sdj /dev/sdk /dev/sdl
mdadm: looking for devices for /dev/md128
mdadm: /dev/sdb is identified as a member of /dev/md128, slot 3.
mdadm: /dev/sdc is identified as a member of /dev/md128, slot 6.
mdadm: /dev/sdd is identified as a member of /dev/md128, slot 5.
mdadm: /dev/sde is identified as a member of /dev/md128, slot 4.
mdadm: /dev/sdf is identified as a member of /dev/md128, slot 2.
mdadm: /dev/sdg is identified as a member of /dev/md128, slot 0.
mdadm: /dev/sdh is identified as a member of /dev/md128, slot 1.
mdadm: /dev/sdi is identified as a member of /dev/md128, slot 10.
mdadm: /dev/sdj is identified as a member of /dev/md128, slot 9.
mdadm: /dev/sdk is identified as a member of /dev/md128, slot 8.
mdadm: /dev/sdl is identified as a member of /dev/md128, slot 7.
mdadm: added /dev/sdh to /dev/md128 as 1
mdadm: added /dev/sdf to /dev/md128 as 2
mdadm: added /dev/sdb to /dev/md128 as 3
mdadm: added /dev/sde to /dev/md128 as 4
mdadm: added /dev/sdd to /dev/md128 as 5
mdadm: added /dev/sdc to /dev/md128 as 6
mdadm: added /dev/sdl to /dev/md128 as 7 (possibly out of date)
mdadm: added /dev/sdk to /dev/md128 as 8 (possibly out of date)
mdadm: added /dev/sdj to /dev/md128 as 9 (possibly out of date)
mdadm: added /dev/sdi to /dev/md128 as 10 (possibly out of date)
mdadm: added /dev/sdg to /dev/md128 as 0
mdadm: /dev/md128 assembled from 7 drives - not enough to start the array.
Trigonoceps occipita
vidarlo's Avatar
Donor
https://superuser.com/questions/6034...dm-raid5-array

Det omhandler raid5, men konseptuelt identisk. Løysinga i slike tilfeller er veldig ofte --assume-clean og rebuild

https://superuser.com/questions/6034...dm-raid5-array

Det omhandler raid5, men konseptuelt identisk. Løysinga i slike tilfeller er veldig ofte --assume-clean og rebuild
Sist endret av vidarlo; 7. mai 2017 kl. 10:37. Grunn: Automatisk sammenslåing med etterfølgende innlegg.
Overskuddsmateriell
Trådstarter
Nå har jeg fått testet. Har klart å sette i sammen raidet igjen og mdstat sier alt er fint. Problemet er at jeg ikke får mountet det.

Kode

root@SRV01:/home/bullhill# cat /proc/mdstat
Personalities : [linear] [multipath] [raid0] [raid1] [raid6] [raid5] [raid4] [raid10]
md128 : active raid6 sdl[10] sdk[9] sdj[8] sdi[7] sdh[6] sdg[5] sdf[4] sde[3] sdd[2] sdc[1] sdb[0]
      35161984512 blocks super 1.2 level 6, 512k chunk, algorithm 2 [11/11] [UUUUUUUUUUU]
      bitmap: 0/30 pages [0KB], 65536KB chunk

unused devices: <none>
root@BULL:/home/bullhill# mount -t xfs /dev/md128 /media/raid/
mount: wrong fs type, bad option, bad superblock on /dev/md128,
       missing codepage or helper program, or other error

       In some cases useful info is found in syslog - try
       dmesg | tail or so.
root@BULL-SRV01:/home/bullhill# cat /var/log/syslog | grep md128
May  9 19:21:59 SRV01 kernel: [241007.013841] XFS (md128): Invalid superblock magic number
Har også prøvd xfs_repair både med og uten -L (derfor det tok så lang tid før jeg svarer), men det eneste den kan si meg er:

Kode

Sorry, could not find valid secondary superblock
Exiting now.
Noen flere tips om hva jeg bør prøve?