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root@s1:~ # raidctl -vs all
raid0 Components:
          component0: spared
           /dev/sd0d: optimal
Spares:
           /dev/sd1d: used_spare
component0 status is: spared.  Skipping label.
Component label for /dev/sd0d:
   Row: 0, Column: 1, Num Rows: 1, Num Columns: 2
   Version: 2, Serial Number: 2147483647, Mod Counter: 1728053352
   Clean: No, Status: 0
   sectPerSU: 128, SUsPerPU: 1, SUsPerRU: 1
   Queue size: 100, blocksize: 512, numBlocks: 143232512
   RAID Level: 1
   Autoconfig: Yes
   Root partition: Yes
   Last configured as: raid0
raidctl: ioctl (RAIDFRAME_GET_COMPONENT_LABEL) failed