[root@subbunny ~]# /sbin/mdadm --detail /dev/md0
/dev/md0:
        Version : 00.90.01
  Creation Time : Tue May  9 12:17:41 2006
     Raid Level : raid5
     Array Size : 586075008 (558.92 GiB 600.14 GB)
    Device Size : 195358336 (186.31 GiB 200.05 GB)
   Raid Devices : 4
  Total Devices : 4
Preferred Minor : 0
    Persistence : Superblock is persistent

    Update Time : Thu Aug  3 16:26:24 2006
          State : clean
 Active Devices : 4
Working Devices : 4
 Failed Devices : 0
  Spare Devices : 0

         Layout : left-symmetric
     Chunk Size : 64K

    Number   Major   Minor   RaidDevice State
       0       8        1        0      active sync   /dev/sda1
       1       8       17        1      active sync   /dev/sdb1
       2       8       33        2      active sync   /dev/sdc1
       3       8       49        3      active sync   /dev/sdd1
           UUID : 3fcaeb65:8eb04ab3:7fc5d52d:5d8380fd
         Events : 0.1727832