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 Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs