zfs on FreeBSD 8.2 64bit stuck in "One or more devices is currently being resilvered"

[Motty Cruz]

Hello All,
am having issues with zfs server, it's hours at 100% done however it 
continue to resilver. this is the 3rd time is started the "resilver" 
process. I reboot the server but only to start the "resilver" process 
again. Any ideas or Suggestions?

# zpool status
   pool: tank
  state: ONLINE
status: One or more devices is currently being resilvered.  The pool will
         continue to function, possibly in a degraded state.
action: Wait for the resilver to complete.
  scrub: resilver in progress for 28h40m, 100.00% done, 0h0m to go
config:

         NAME            STATE     READ WRITE CKSUM
         tank            ONLINE       0     0     0
           raidz2        ONLINE       0     0     0
             label/019   ONLINE       0     0     0
             label/001b  ONLINE       0     0     0
             label/003   ONLINE       0     0     0
             label/007b  ONLINE       0     0     0  1.08T resilvered
             label/005   ONLINE       0     0     0
             label/006   ONLINE       0     0     0
             label/0171  ONLINE       0     0     0
             label/108   ONLINE       0     0     0
             label/009   ONLINE       0     0     0
             label/0101  ONLINE       0     0     0
             label/011   ONLINE       0     0     0
           raidz2        ONLINE       0     0     0
             label/0121  ONLINE       0     0     0
             label/023   ONLINE       0     0     0
             label/014   ONLINE       0     0     0
             label/015   ONLINE       0     0     0
             label/016   ONLINE       0     0     0
             label/024   ONLINE       0     0     0
             label/018   ONLINE       0     0     0
             label/017   ONLINE       0     0     0
             label/020   ONLINE       0     0     0
             label/021   ONLINE       0     0     0
             label/022   ONLINE       0     0     0

errors: No known data errors

#gstat
  L(q)  ops/s    r/s   kBps   ms/r    w/s   kBps   ms/w   %busy Name
     0      0      0      0    0.0      0      0    0.0    0.0| acd0
     0      0      0      0    0.0      0      0    0.0    0.0| mfid0
     0      0      0      0    0.0      0      0    0.0    0.0| mfid0s1
     0      0      0      0    0.0      0      0    0.0    0.0| mfid0s1a
     0      0      0      0    0.0      0      0    0.0    0.0| mfid0s1b
     0      0      0      0    0.0      0      0    0.0    0.0| mfid0s1d
     0      0      0      0    0.0      0      0    0.0    0.0| mfid0s1e
     0      0      0      0    0.0      0      0    0.0    0.0| mfid0s1f
     1    245     77   1740   16.2    168   8336   10.0   64.5| da0
     0      0      0      0    0.0      0      0    0.0    0.0| da1
     2    220     88   2411   30.4    132   8336   14.4   85.1| da2
     0      0      0      0    0.0      0      0    0.0    0.0| da3
     1    223     73   1734   19.1    150   8334   14.8   78.8| da4
     1    219     76   1926   27.7    143   8337   15.0   76.3| da5
     0    265      6    383   17.2    259   8852    6.5   34.6| da6
     1    218     76   2023   31.2    142   8334   15.5   82.1| da7
     1    217     81   2054   27.2    136   8334   14.1   87.0| da8
     1    245     77   1740   16.2    168   8336   13.5   74.9| label/001b
     0      0      0      0    0.0      0      0    0.0    0.0| 
label/p002b-spare
     2    220     88   2411   31.1    132   8336   20.6   86.6| label/003
     0      0      0      0    0.0      0      0    0.0    0.0| 
label/004b-spare
     1    223     73   1734   19.2    150   8334   20.1   87.8| label/005
     1    219     76   1926   27.8    143   8337   19.3   84.3| label/006
     0    265      6    383   17.2    259   8852    8.8   45.1| label/007b

the HDD is label/007b or da6.

Thanks,
Motty