ZFS and disk usage

[Tom Evans]

On Fri, Apr 13, 2012 at 4:27 PM, Johannes Totz <johannes at jo-t.de> wrote:
> Small rant: I dont understand why zpool and zfs show different things.
> If you have an integrated storage stack then why not show consistent
> numbers? Is there any use for this extra (mis-)information that
> zpool-vs-zfs provides?
>

They are supposed to be different things. `zpool list` shows the size
of the raw storage in the pool, where as `zfs list` shows the size of
file systems on that storage.

zpool deals with raw storage blocks, why would it talk about the size
of the overlying filesystem?

Cheers

Tom