> Hello o,
> 
> Wednesday, August 15, 2007, 12:17:04 AM, you wrote:
> 
> op> hi all,
> 
> op> i've been using a SAN LUN as the sole member of a
> zpool with one
> op> additional zfs filesystem. this is a flat SAN
> fabric, so this LUN
> op> was available to other systems on the fabric, and
> one of them came
> op> up with "wrong magic number" for several drives,
> and, as best i
> op> can tell, the vtoc for my zpool LUN was
> over-written on that host
> op> via format labeling to correct the error. 
> 
> op> all of the data should still be there, nobody
> else has touched
> op> the LUN, but zpool doesn't see anything. 
> 
> op> is it possible to recover that zpool somehow? i
> know it exists
> op> and the LUN has been un-touched since the
> labeling.
> 
> 
> How that LUN was being used by ZFS? I mean did you
> specify entire LUN
> (c0t0d0 - without specifying a slice?) If it's the
> case try to 'format
> -e disk' with proer disk, then create EFI label with
> s0 covering
> entire disk (minus that reservation in EFI which you
> won't be able to
> overwrite anyway I guess). Then try to 'zpool import'
> and check if it
> works.
> 
> If it's not the case then you'll have to recreate
> whatever label there
> was...
> 
> 
> 
> -- 
> Best regards,
> Robert Milkowski
> 
> ailto:[EMAIL PROTECTED]
> 
> ttp://milek.blogspot.com
> 
> _______________________________________________
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> ss

thanks much - that worked perfectly.
 
 
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