Hi--

I don't know what's up with iostat -En but I think I remember a problem
where iostat does not correctly report drives running in legacy IDE mode.

You might use the format utility to identify these devices.

Thanks,

Cindy
On 07/18/10 14:15, Alxen4 wrote:
This is a situation:

I've got an error on one of the drives in 'zpool status' output:

 zpool status tank

  pool: tank
 state: ONLINE
status: One or more devices has experienced an unrecoverable error.  An
        attempt was made to correct the error.  Applications are unaffected.
action: Determine if the device needs to be replaced, and clear the errors
        using 'zpool clear' or replace the device with 'zpool replace'.
   see: http://www.sun.com/msg/ZFS-8000-9P
 scrub: none requested
config:

        NAME        STATE     READ WRITE CKSUM
        tank        ONLINE       0     0     0
          raidz2    ONLINE       0     0     0
            c1t1d0  ONLINE       0     0     0
            c2t0d0  ONLINE       0     0     0
            c2t2d0  ONLINE       0     0     0
            c2t3d0  ONLINE       1     0     0
            c2t4d0  ONLINE       0     0     0
            c2t5d0  ONLINE       0     0     0
            c2t7d0  ONLINE       0     0     0

So I would like to replace 'c2t3d0'.

I know for a fact the pool has 7 physical drives : 5 of Seagate and 2 of WD.

I want to know if 'c2t3d0' Seagate or WD.

If I run 'iostat -En' it shows that all  c*t*d0 drives are Seagate and 
sd11/sd12 are WD.

This totally confuses me...
Why there are two different types of drives in iostat output : c*t*d0 and sd* 
???
How come all c*t*d0 appear as Seagate.I know for sure two of them are WD.
Why WD drives appears as sd* and not as c*t*d0 ?

Please help.


----------------------------------------------------------

# iostat -En


c1t1d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 54 Predictive Failure Analysis: 0

c2t0d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0

c2t1d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0

c2t2d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0

c2t3d0           Soft Errors: 0 Hard Errors: 9 Transport Errors: 9
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 7 Device Not Ready: 0 No Device: 2 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0

c2t4d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0

c2t5d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0

c2t6d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0

c2t7d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0

[b]sd11             Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: WDC WD5001AALS-0 Revision: 1D05 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0

sd12             Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: WDC WD5001AALS-0 Revision: 0K05 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0[/b]





Thanks a lot.
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