Do you have an external monitor? I am having a similar issue (nvidia+compiz) when an external monitor is plugged in. xorg uses too much cpu when I have different windows opened.
-- You received this bug notification because you are a member of compiz packagers, which is subscribed to compiz in ubuntu. https://bugs.launchpad.net/bugs/571731 Title: X takes 70% of CPU when changing virtual desktop (Nvidia, compiz) _______________________________________________ Mailing list: https://launchpad.net/~compiz Post to : compiz@lists.launchpad.net Unsubscribe : https://launchpad.net/~compiz More help : https://help.launchpad.net/ListHelp