Can you try to reproduce this issue in latest Ubuntu Karmic version or up to date?
** Package changed: ubuntu => xserver-xorg-video-ati (Ubuntu) -- [ubuntu studio karmic-alpha 4] 100% cpu usage https://bugs.launchpad.net/bugs/413892 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-ati in ubuntu. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp