> From: Gregg Wonderly [mailto:gregg...@gmail.com]
> This is one of the greatest annoyances of ZFS. I don't really understand how,
> a zvol's space can not be accurately enumerated from top to bottom of the
> tree in 'df' output etc. Why does a "zvol" divorce the space used from the
> root of the volume?
The way I would say that is: Intuitively, I think people expect reservations
to count against Alloc and Used.
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