Could you try the attached scripts with your system running 9.04 from the live CD. Do both/just one/none max out too?
** Attachment added: "non-throbbing test" http://launchpadlibrarian.net/26020587/test-volume-no-throb.sh -- notify-osd runs at 100% of CPU locking up X https://bugs.launchpad.net/bugs/367069 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