iirc when ubuntu puts system in slumber it first calls a bunch of addfb's for the fade to black animation. It doesn't mean it's the cause of the issue, though could very well be related to dpms off.
iirc when ubuntu puts system in slumber it first calls a bunch of addfb's for the fade to black animation. It doesn't mean it's the cause of the issue, though could very well be related to dpms off.