backupserver:~# mdadm --detail /dev/md0
/dev/md0:
        Version : 00.90.01
  Creation Time : Sat May 13 03:19:21 2006
     Raid Level : raid1
     Array Size : 195360896 (186.31 GiB 200.05 GB)
    Device Size : 195360896 (186.31 GiB 200.05 GB)
   Raid Devices : 2
  Total Devices : 1
Preferred Minor : 0
    Persistence : Superblock is persistent

    Update Time : Tue Aug 29 12:06:15 2006
          State : clean, degraded
 Active Devices : 1
Working Devices : 1
 Failed Devices : 0
  Spare Devices : 0

           UUID : 046c5664:bd29f937:97e8c0e2:7866a33d
         Events : 0.142

    Number   Major   Minor   RaidDevice State
       0       0        0        -      removed
       1      22        0        1      active sync   /dev/hdc