If we can't rely on min_disk being accurate (Its not clear to me to what extend Glance enforces accuracy here) then Nova will need to get this info direct from the image I guess, and use that for the checks instead of the glance metadata
If we can't rely on min_disk being accurate (Its not clear to me to what extend Glance enforces accuracy here) then Nova will need to get this info direct from the image I guess, and use that for the checks instead of the glance metadata