ubuntu双显示器分辨率调整［备忘］

/etc/X11/xorg.conf：


Section "Monitor"
        Identifier      "Configured Monitor"
EndSection

Section "Screen"
        Identifier      "Default Screen"
        Monitor         "Configured Monitor"
        Device          "Configured Video Device"
        SubSection "Display"
                Depth 24
                Modes "1440x900" "1280x1024" "1280x800" "1024x768" "800x600"
                Virtual 2720 1280
                #Virtual        2720 1024
        EndSubSection
EndSection

Section "Device"
        Identifier      "Configured Video Device"
EndSection