Make ZFS auto-destroy snapshots when the out of space?

[Kirk Strauser]

On May 30, 2010, at 7:40 PM, David Magda wrote:

> All scriptable.
>
> For the case of "make installworld", a make.conf variable can be  
> created to run a "zfs snapshot" before any kind of 'make install';  
> this could be for both Ports and the base system.

I understand that it comes down to a philosophical difference, but I  
dislike the idea of every subsystem implementing similar logic instead  
of having it done once (and well) as a system-wide feature.
-- 
Kirk Strauser