>>    zpool fork -p poolname -n newpoolname [devname ...]
>>
>>    Create the new exported pool "newpoolname" from poolname by detaching
>>    one side from each mirrored vdev, starting with the
>>    device names listed on the command line.  Fails if the pool does not
>>    consist exclusively of mirror vdevs, if any device listed on the
>>    command line is not part of the pool, or if there is a scrub or resilver
>>    necessary or in progress.   Use on bootable pools not recommended.
>>    For best results, snapshot filesystems you care about before the fork.
>>
>I'm more inclined to "split" instead of "fork". ;)

Seems that "break" is a more obvious thing to do with mirrors; does this
allow me to peel of one bit of a three-way mirror?

Casper

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