MPS

[Steven Hartland]

----- Original Message ----- 
From: "Karl Denninger" <karl at denninger.net>

> I'd like to understand this, because I've had some trouble trying to
> convert on a running machine.  Specifically, I've had instances where
> adding labels to existing packs (using gpart modify...) and then
> destroying the glabel labels results in ZFS identifying pool members
> with their uuid instead of the label -- permanently!

ZFS persists out the data its using when changing various things but
you can disable gptid's yes with:
/boot/loader.conf
kern.geom.label.gptid.enable="0"