I've got the same problem. After a while the system becomes very very slow / freezes. I've got the same problem in 11.04 and it's only when using a dual-screen.
I'm using the "version current-updates" proprietary nvidia drivers. -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to mesa in Ubuntu. https://bugs.launchpad.net/bugs/877438 Title: Unity compiz plugin makes display slow on multi-screen To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mesa/+bug/877438/+subscriptions _______________________________________________ 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