Upon some advices received on the forum, I decided to change my graphic card.
With the new graphic card, the problem is not occuring anymore. -- Xorg takes all the CPU on some trivial tasks https://bugs.launchpad.net/bugs/652779 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-nouveau 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
