  pool: farcryz1
 state: DEGRADED
status: One or more devices could not be used because the label is missing or
    invalid.  Sufficient replicas exist for the pool to continue
    functioning in a degraded state.
action: Replace the device using 'zpool replace'.
   see: http://www.sun.com/msg/ZFS-8000-4J
 scrub: scrub completed after 0h2m with 0 errors on Fri Sep  9 13:43:34 2011
config:

    NAME        STATE     READ WRITE CKSUM
    farcryz1    DEGRADED     0     0     0
      raidz1    DEGRADED     0     0     0
        da4     UNAVAIL      9     0     0  experienced I/O failures
        da3     ONLINE       0     0     0
        da1     ONLINE       0     0     0
        da2     ONLINE       0     0     0

errors: No known data errors
