https://bugs.freedesktop.org/show_bug.cgi?id=44422
--- Comment #6 from almos aaalmosss@gmail.com 2012-01-03 09:06:19 PST --- (In reply to comment #5)
Does disabling output polling in your desktop environment fix the issue? Try killing upowerd or knotify.
I killed both, but the issue remains. How can I disable output polling in kde4?