Re: help diagnosing bad disk

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Jon Sabo wrote:
I think I got it now.  Thanks for your help!

Now just make our holiday cheer complete by waiting until the resync is complete and rebooting to be sure that everything is *really* back as it should be. ;-)
root@recoil:/home/illsci# mdadm --detail /dev/md0
/dev/md0:
        Version : 00.90.03
  Creation Time : Mon Jul 30 21:47:14 2007
     Raid Level : raid1
     Array Size : 1951744 (1906.32 MiB 1998.59 MB)
    Device Size : 1951744 (1906.32 MiB 1998.59 MB)
   Raid Devices : 2
  Total Devices : 1
Preferred Minor : 0
    Persistence : Superblock is persistent

    Update Time : Wed Dec 19 14:15:31 2007
          State : clean, degraded
 Active Devices : 1
Working Devices : 1
 Failed Devices : 0
  Spare Devices : 0

           UUID : 157f716c:0e7aebca:c20741f6:bb6099c9
         Events : 0.48

    Number   Major   Minor   RaidDevice State
       0       8        1        0      active sync   /dev/sda1
       1       0        0        1      removed
root@recoil:/home/illsci# mdadm --detail /dev/md1
/dev/md1:
        Version : 00.90.03
  Creation Time : Mon Jul 30 21:47:47 2007
     Raid Level : raid1
     Array Size : 974808064 (929.65 GiB 998.20 GB)
    Device Size : 974808064 (929.65 GiB 998.20 GB)
   Raid Devices : 2
  Total Devices : 1
Preferred Minor : 1
    Persistence : Superblock is persistent

    Update Time : Wed Dec 19 14:19:06 2007
          State : clean, degraded
 Active Devices : 1
Working Devices : 1
 Failed Devices : 0
  Spare Devices : 0

           UUID : 156a030e:9a6f8eb3:9b0c439e:d718e744
         Events : 0.1498998

    Number   Major   Minor   RaidDevice State
       0       0        0        0      removed
       1       8       18        1      active sync   /dev/sdb2
root@recoil:/home/illsci# mdadm /dev/md0 -a /dev/sdb1
mdadm: re-added /dev/sdb1
root@recoil:/home/illsci# mdadm /dev/md1 -a /dev/sda2
mdadm: re-added /dev/sda2
root@recoil:/home/illsci# cat /proc/mdstat
Personalities : [multipath] [raid1]
md1 : active raid1 sda2[2] sdb2[1]
      974808064 blocks [2/1] [_U]
        resync=DELAYED

md0 : active raid1 sdb1[2] sda1[0]
      1951744 blocks [2/1] [U_]
      [=================>...]  recovery = 86.6% (1693504/1951744)
finish=0.0min speed=80643K/sec

unused devices: <none>
root@recoil:/home/illsci# cat /proc/mdstat
Personalities : [multipath] [raid1]
md1 : active raid1 sda2[2] sdb2[1]
      974808064 blocks [2/1] [_U]
      [>....................]  recovery =  0.0% (86848/974808064)
finish=186.9min speed=86848K/sec

md0 : active raid1 sdb1[1] sda1[0]
      1951744 blocks [2/2] [UU]

unused devices: <none>
--
Bill Davidsen <davidsen@xxxxxxx>
 "Woe unto the statesman who makes war without a reason that will still
be valid when the war is over..." Otto von Bismark

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