I am noticing this issue again on Raring Alpha 1 - it seems to have gone away under Quantal. However, the CPU usage is not extremely high like before.
See attached screenshot -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/928387 Title: Compiz Consumes Excessive CPU/Memory To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/compiz/+bug/928387/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs