[OpenIndiana-discuss] Destroying unavailable ZFS dataset

Michelle Knight michelle at msknight.com
Mon Jun 3 02:25:50 UTC 2013



On Sat, 1 Jun 2013 14:11:59 -0600
Jan Owoc <jsowoc at gmail.com> wrote:

> Hi Michelle,
> I'm not sure if it's an option, but these two posts [1],[2] seem to
> think that overwriting the first and last bit of the drive (eg. 2MB)
> should overwrite the ZFS header information. Is this an option, or
> does the SSD have important data on it currently?
> 
> [1] http://techarcana.net/2009/02/19/stubbornly-persistent-zfs-pools/
> [2] http://forums.freebsd.org/showthread.php?t=29739
> 


Hi Jan,

Thanks for this.

I made wiping the SSD an option :-)  However, even dd'ing over the
entire drive failed to erase the reference to the old pool.

I'm just going to have to live with the fact that the reference is on
there.

Michelle.



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