Exactly same symptoms: xorg at 100% after first login. logout than login again is ok. I have a very ordinary configuration with nvidia restricted drivers. Latest updates applied.
-- [karmic] Xorg 100% CPU utilization -- only after first login https://bugs.launchpad.net/bugs/439138 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