ZFS unable to import pool

[Gena Guchin]

Hugo, 

I get Empty labels, 0-3

# zdb -l /dev/ada7
--------------------------------------------
LABEL 0
--------------------------------------------
failed to unpack label 0
--------------------------------------------
LABEL 1
--------------------------------------------
failed to unpack label 1
--------------------------------------------
LABEL 2
--------------------------------------------
failed to unpack label 2
--------------------------------------------
LABEL 3
--------------------------------------------
failed to unpack label 3

On Apr 23, 2014, at 1:00 AM, Hugo Lombard <hal at elizium.za.net> wrote:

> On Wed, Apr 23, 2014 at 12:48:16AM -0700, Gennadiy Gulchin wrote:
>> Sorry, it was dd if=/dev/null of=/dev/ada7 bs=512 count=1...
>> 
> 
> OK, so you only overwrote the first 512 bytes of the disk, am I
> understanding correctly?
> 
> Can you see if any output results from:
> 
>  zdb -l /dev/ada7
> 
> -- 
> Hugo Lombard
>   .___.
>   (o,o)
>   /)  )
> ---"-"---