> These two items (removing a vdev and restriping an array) are probably
> closely related.  At the core of either operation likely will center
> around some metaslab_evacuate() routine which empties a metaslab and
> puts the data onto another metaslab.

> Evacuating a vdev could be no more than evacuating all of the
> metaslabs in the vdev.

How would snapshots behave here?  Would they prevent evacuation, or
would they be able to refer to a migrated block?

-- 
Darren Dunham                                           [EMAIL PROTECTED]
Senior Technical Consultant         TAOS            http://www.taos.com/
Got some Dr Pepper?                           San Francisco, CA bay area
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