Applying the patch that Peter Clifton suggested here (https://bugs.launchpad.net/ubuntu/+source/libxrandr/+bug/307306/comments/23) to libgnome-desktop-2-11 fixes the problems for me.
-- gnome-settings-daemon and gnome-display-properties slow down xserver when external monitor added https://bugs.launchpad.net/bugs/339228 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is a bug assignee. -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
