Same problem here with latest Karmic updates and Intel Mobile GM965/GL960 video card (Dell Vostro 1310 notebook).
$ uname -a Linux dollhouse 2.6.31-11-generic #38-Ubuntu SMP Fri Oct 2 11:55:55 UTC 2009 i686 GNU/Linux $ lsb_release -d Description: Ubuntu karmic (development branch) Restarting gdm resolved the problem. -- [Karmic] xorg-server has high cpu utilization - system slow and unresponsive https://bugs.launchpad.net/bugs/407309 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg-server 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