I installed Mesa 9.0 20120903 from https://launchpad.net/ubuntu/quantal/+source/mesa/9.0~git20120903.e1673d20.is.git20120821.c1114c61-0ubuntu1 and I experience the same slowness and artifacts on that.
So I won't try the other git snapshots since the bug was clearly introduced before 03.09.2012. -- 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