There is a bug report on this in the KDE bug tracker as well: https://bugs.kde.org/show_bug.cgi?id=308385
** Bug watch added: KDE Bug Tracking System #308385 https://bugs.kde.org/show_bug.cgi?id=308385 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1061073 Title: Desktop effects are slow and desktop corruption using mesa 9 To manage notifications about this bug go to: https://bugs.launchpad.net/mesa/+bug/1061073/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs