On Thu, 13 Feb 2014 20:49:08 +0100
Goffredo Baroncelli <kreijack@libero.it> wrote:

> Thanks for the comments, however I don't like du not usage; but you are right 
> when you don't like "disk-usage". What about "btrfs filesystem chunk-usage" ?

Personally I don't see the point of being super-pedantic here, i.e. "look this
is not just filesystem usage, this is filesystem CHUNK usage"... Consistency
of having a matching "dev usage" and "fi usage" would have been nicer.

-- 
With respect,
Roman