Running Compiz or not does not matter. However, disabling radeon KMS makes all the audio crackling go away.
-- Thread [hd-audio0] consuming excessive amounts of CPU, audio crackling https://bugs.launchpad.net/bugs/571770 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs