MD Detail 20130915

/dev/md0:
        Version : 1.2
  Creation Time : Thu Oct 20 16:40:21 2011
     Raid Level : raid6
     Array Size : 19535119360 (18630.14 GiB 20003.96 GB)
  Used Dev Size : 1953511936 (1863.01 GiB 2000.40 GB)
   Raid Devices : 12
  Total Devices : 13
    Persistence : Superblock is persistent

    Update Time : Sun Sep 15 16:05:27 2013
          State : clean, degraded, recovering
 Active Devices : 11
Working Devices : 13
 Failed Devices : 0
  Spare Devices : 2

         Layout : left-symmetric
     Chunk Size : 512K

 Rebuild Status : 0% complete

           Name : fs:0  (local to host fs)
           UUID : 10314e2a:1b7d3110:a2228c28:1fdca881
         Events : 91836

    Number   Major   Minor   RaidDevice State
      16       8      177        0      spare rebuilding   /dev/sdl1
       1       8       97        1      active sync   /dev/sdg1
       2       8      113        2      active sync   /dev/sdh1
      14       8      209        3      active sync   /dev/sdn1
       9       8       33        4      active sync   /dev/sdc1
       8       8       49        5      active sync   /dev/sdd1
       7       8       65        6      active sync   /dev/sde1
       6       8       81        7      active sync   /dev/sdf1
      10       8       17        8      active sync   /dev/sdb1
      13       8      193        9      active sync   /dev/sdm1
      12       8      145       10      active sync   /dev/sdj1
      11       8      129       11      active sync   /dev/sdi1

      15       8      161        -      spare   /dev/sdk1