I have same symptoms (high cpu load on xorg process) and use same workaround: logout and login -> cpu load of xorg back to normal, but i have intel gpu on first intel mac mini version
-- High Xorg CPU usage (95-99%): Karmic x86-64, fglrx, ATI Mobility Radeon HD 2600 https://bugs.launchpad.net/bugs/440448 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to fglrx-installer in ubuntu. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : [email protected] Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp

