ttyp0:root@tera3 16:22:23/080625(~)# nraidctl -a /dev/sd1a raid0
ttyp0:root@tera3 16:24:33/080625(~)# raidctl -F /dev/wd2a raid0
ttyp0:root@tera3 16:25:11/080625(~)# raidctl -s raid0
Components:
           /dev/wd0a: optimal
           /dev/wd1a: optimal
           /dev/wd2a: reconstructing
           /dev/wd3a: optimal
Spares:
           /dev/sd1a: used_spare
Component label for /dev/wd0a:
   Row: 0, Column: 0, Num Rows: 1, Num Columns: 4
   Version: 2, Serial Number: 2008042800, Mod Counter: 103
   Clean: No, Status: 0
   sectPerSU: 32, SUsPerPU: 1, SUsPerRU: 1
   Queue size: 100, blocksize: 512, numBlocks: 14336704
   RAID Level: 5
   Autoconfig: Yes
   Root partition: Yes
   Last configured as: raid0
Component label for /dev/wd1a:
   Row: 0, Column: 1, Num Rows: 1, Num Columns: 4
   Version: 2, Serial Number: 2008042800, Mod Counter: 103
   Clean: No, Status: 0
   sectPerSU: 32, SUsPerPU: 1, SUsPerRU: 1
   Queue size: 100, blocksize: 512, numBlocks: 14336704
   RAID Level: 5
   Autoconfig: Yes
   Root partition: Yes
   Last configured as: raid0
/dev/wd2a status is: reconstructing.  Skipping label.
Component label for /dev/wd3a:
   Row: 0, Column: 3, Num Rows: 1, Num Columns: 4
   Version: 2, Serial Number: 2008042800, Mod Counter: 103
   Clean: No, Status: 0
   sectPerSU: 32, SUsPerPU: 1, SUsPerRU: 1
   Queue size: 100, blocksize: 512, numBlocks: 14336704
   RAID Level: 5
   Autoconfig: Yes
   Root partition: Yes
   Last configured as: raid0
in top:
  PID USERNAME PRI NICE   SIZE   RES STATE      TIME   WCPU    CPU COMMAND
  494 root      -6    0     0K   17M raidfram   1:40 30.18% 30.18% [raid_recon]