[ale] Two video cards driving 2 monitors each

jrtroberts jrtroberts at gmail.com
Tue Apr 6 23:22:26 EDT 2010


Got it figured out.  It was a BIOS setting.  It defaulted to disabling 
the internal GPU if an external GPU was present.  So I fixed that and 
now all 3 monitors should work soon.  The Nvidia config manager sees the 
two GPU's.  I just have to tinker around with an x restart and fix my 
xorg.conf.

Thanks again for the help.

Joshua

Mike Harrison wrote:
> On Mon, 5 Apr 2010, Joshua Roberts wrote:
>
>   
>> I am building a server for a friend of mine.  I am trying to setup two
>> Nvidia graphics cards to work with Ubuntu 9.10 x64bit.  Each card has 2xDVI
>> outputs.  the goal is to be able to drive 3-4 monitors simultaneously.  I
>> have read some pages about editing the xorg.conf, but it seems that in 9.10
>> the dpkg-reconfigure xserver-xorg command does not work.
>>
>>     
>
> I used the nvidia configurator, and am running two nvidia cards, and right 
> now, 3 monitors. My config looks like:
>
>
>
>
>
> # nvidia-settings: X configuration file generated by nvidia-settings
> # nvidia-settings:  version 1.0  (buildd at crested)  Sun Feb  1 20:25:37 UTC 2009
>
> # nvidia-xconfig: X configuration file generated by nvidia-xconfig
> # nvidia-xconfig:  version 1.0  (buildmeister at builder58)  Fri Aug 14 18:33:37 PDT 2009
>
> Section "ServerLayout"
>      Identifier     "Layout0"
>      Screen      0  "Screen0" 0 0
>      Screen      1  "Screen1" RightOf "Screen0"
>      InputDevice    "Keyboard0" "CoreKeyboard"
>      InputDevice    "Mouse0" "CorePointer"
> EndSection
>
> Section "Files"
> EndSection
>
> Section "ServerFlags"
>      Option         "Xinerama" "0"
> EndSection
>
> Section "InputDevice"
>
>      # generated from default
>      Identifier     "Mouse0"
>      Driver         "mouse"
>      Option         "Protocol" "auto"
>      Option         "Device" "/dev/psaux"
>      Option         "Emulate3Buttons" "no"
>      Option         "ZAxisMapping" "4 5"
> EndSection
>
> Section "InputDevice"
>
>      # generated from default
>      Identifier     "Keyboard0"
>      Driver         "kbd"
> EndSection
>
> Section "Monitor"
>      Identifier     "Monitor0"
>      VendorName     "Unknown"
>      ModelName      "HP w2408"
>      HorizSync       24.0 - 94.0
>      VertRefresh     48.0 - 85.0
>      Option         "DPMS"
> EndSection
>
> Section "Monitor"
>      Identifier     "Monitor1"
>      VendorName     "Unknown"
>      ModelName      "Matrox"
>      HorizSync       0.0 - 0.0
>      VertRefresh     0.0
> EndSection
>
> Section "Device"
>      Identifier     "Device0"
>      Driver         "nvidia"
>      VendorName     "NVIDIA Corporation"
>      BoardName      "GeForce 8600 GT"
>      BusID          "PCI:5:0:0"
> EndSection
>
> Section "Device"
>      Identifier     "Device1"
>      Driver         "nvidia"
>      VendorName     "NVIDIA Corporation"
>      BoardName      "GeForce 7300 LE"
>      BusID          "PCI:4:0:0"
> EndSection
>
> Section "Screen"
>      Identifier     "Screen0"
>      Device         "Device0"
>      Monitor        "Monitor0"
>      DefaultDepth    24
>      Option         "TwinView" "1"
>      Option         "TwinViewXineramaInfoOrder" "DFP-0"
>      Option         "metamodes" "DFP-0: nvidia-auto-select +0+0, DFP-1: nvidia-auto-select +1920+0"
>      SubSection     "Display"
>          Depth       24
>      EndSubSection
> EndSection
>
> Section "Screen"
>      Identifier     "Screen1"
>      Device         "Device1"
>      Monitor        "Monitor1"
>      DefaultDepth    24
>      Option         "TwinView" "0"
>      Option         "metamodes" "nvidia-auto-select +0+0"
>      SubSection     "Display"
>          Depth       24
>      EndSubSection
> EndSection
>
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