strangely, like comment #8 reinstalling the intel driver and reboot works for me. Not sure what was the difference in reinstalling the intel drivers. FYI.
sudo apt-get install --reinstall xserver-xorg-video-intel -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1268146 Title: Very high cpu usage for compiz in 14.04 (mesa incorrectly using llvmpipe) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mesa/+bug/1268146/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
