panic - sleeping thread on FreeBSD 8.0-stable / amd64

[Torfinn Ingolfsen]

On Sat, 06 Mar 2010 14:19:44 +0100
Torfinn Ingolfsen <torfing at broadpark.no> wrote:

> However, the storage pool is not:
> root at kg-f2# zpool status storage
>   pool: storage
>  state: UNAVAIL
> status: One or more devices are faulted in response to IO failures.
> action: Make sure the affected devices are connected, then run 'zpool clear'.
>    see: http://www.sun.com/msg/ZFS-8000-HC
>  scrub: scrub completed after 0h0m with 0 errors on Fri Mar  5 18:36:17 2010
> config:
> 
> 	NAME        STATE     READ WRITE CKSUM
> 	storage     UNAVAIL      0     3     0  insufficient replicas
> 	  raidz1    UNAVAIL      0     0     0  insufficient replicas
> 	    ad8     ONLINE       0     0     0
> 	    ad10    REMOVED      0     0     0
> 	    ad12    REMOVED      0     0     0
> 	    ad14    ONLINE       0     0     0
> 	    ada0    ONLINE       0     0     0
> 
> errors: 2 data errors, use '-v' for a list

After a reboot, things look like this:
root at kg-f2# atacontrol list
ATA channel 0:
    Master:      no device present
    Slave:       no device present
ATA channel 2:
    Master:  ad4 <SAMSUNG HD252HJ/1AC01118> SATA revision 2.x
    Slave:       no device present
ATA channel 3:
    Master:  ad6 <SAMSUNG HD252HJ/1AC01118> SATA revision 2.x
    Slave:       no device present
ATA channel 4:
    Master:  ad8 <SAMSUNG HD103SJ/1AJ100E4> SATA revision 2.x
    Slave:       no device present
ATA channel 5:
    Master: ad10 <SAMSUNG HD103SJ/1AJ100E4> SATA revision 2.x
    Slave:       no device present
ATA channel 6:
    Master: ad12 <SAMSUNG HD103SJ/1AJ100E4> SATA revision 2.x
    Slave:       no device present
ATA channel 7:
    Master: ad14 <SAMSUNG HD103SJ/1AJ100E4> SATA revision 2.x
    Slave:       no device present
root at kg-f2# zpool status storage
  pool: storage
 state: ONLINE
 scrub: none requested
config:

	NAME        STATE     READ WRITE CKSUM
	storage     ONLINE       0     0     0
	  raidz1    ONLINE       0     0     0
	    ad8     ONLINE       0     0     0
	    ad10    ONLINE       0     0     0
	    ad12    ONLINE       0     0     0
	    ad14    ONLINE       0     0     0
	    ada0    ONLINE       0     0     0

errors: No known data errors

and after a scrub:
root at kg-f2# zpool scrub storage
root at kg-f2# zpool status storage
  pool: storage
 state: ONLINE
 scrub: scrub completed after 0h0m with 0 errors on Sun Mar  7 12:28:31 2010
config:

	NAME        STATE     READ WRITE CKSUM
	storage     ONLINE       0     0     0
	  raidz1    ONLINE       0     0     0
	    ad8     ONLINE       0     0     0
	    ad10    ONLINE       0     0     0
	    ad12    ONLINE       0     0     0
	    ad14    ONLINE       0     0     0
	    ada0    ONLINE       0     0     0

errors: No known data errors


-- 
Torfinn