> I mean that xorg is working and using 50%of the cou without purpose.When I have just close fire fox.
When this happens please: 1. Run 'top' and check if any other processes are using more than 10% CPU. 2. Look carefully at your screen and tell us if any part is constantly changing, like any performance graphs etc. 3. Run: sudo apt-get install mesa-utils glxinfo > glxinfo.txt and attach the file 'glxinfo.txt' here. ** Changed in: xorg-server (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/1826786 Title: High CPU usage of the Xorg process To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1826786/+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