XO in-field upgrades

[Christopher Blizzard]

On Mon, 2007-06-25 at 15:56 -0400, Noah Kantrowitz wrote:
> 
> Design docs? We're still at the proof-of-concept phase really ;-). But
> yes, each chroot needs to be generated on the fly when a new activity
> starts (unless we do some funky magic with unionfs, which is probably
> not a great idea). The load of a few directory hardlinks should be
> minimal. Are we expecting to do online updating or will it be more of
> a
> windows-style "shut it all down then patch"?
> 

I think that for phase one we can do it during a shutdown/restart cycle.

--Chris