zpool list FREE vs zfs list AVAIL

[Paul Kraus]

> On Aug 18, 2016, at 7:32 AM, Eugene M. Zheganin <emz at norma.perm.ru> wrote:
> 
> What is the difference between zpool list FREE for a pool and zfs list
> AVAIL ? Because they differ a lot, I'm looking at a server at the moment
> where the difference is like dozens of times: zfs list reports that 97
> gigabytes is available, and the zpool list for the same pool says that
> 4.18 terabytes is free. From my point of view this should be the same
> number.

Please provide complete zpool status, zpool list, and zfs list output.