I don't often reboot (maybe once a week or less) so it's possible that this was caused by something that came out a while ago. I saw there was an upstream fix referenced in the other bug that was supposedly released on 4/25, but I have that installed and I'm still seeing the issue...
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1174135 Title: Xorg freeze/performance problem To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-ati/+bug/1174135/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs