Thanks for the hint. I have added the following file: # cat /usr/share/X11/xorg.conf.d/60-monitor.conf Section "Device" Identifier "Device0" Driver "intel" Option "AccelMethod" "uxa" EndSection
will test tomorrow. -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1116587 Title: With external monitor the system is rarely working for more than 10 minutes To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/compiz/+bug/1116587/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : [email protected] Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp

