[gentoo-user] Re: Problems with KDE & Flash after moving to dual adapter

[Mark Knecht <markknecht@gmail.com>]

Anyone?

Thanks,
Mark

On Wed, Aug 31, 2011 at 4:23 PM, Mark Knecht <markknecht@gmail.com> wrote:
> Hi,
>   I'm wondering what experience (and hopefully guidance) others can
> provide to hopefully fix these new problems on my compute server.
> Thanks in advance.
>
>   OK, yesterday I added a second NVidia adapter to my machine and
> used nvidia-settings to create a new xorg.conf file. (Both new and old
> are shown at the end) The new setup came up easily and I now have 3
> monitors. Here's the setup:
>
> GTX 465 port 0 -> GPU-0 + DFP-0
> GTX 465 port 1 -> GPU-0 + DFP-2
>
> 8400GS port 0 -> GPU-1 + CRT-1
>
>   To get this working I had to enable the xinerama use flag as well
> as enable Xinerama in xorg.conf.
>
> Some simple tests of functionality:
>
> 1) glxgears is functional on all 3 displays but only draws actual
> graphics on the two GTX465 monitors. It draws a black window on the
> 8400GS. It is my understanding that this is expected.
>
> 2) Both Virtualbox and VMWare VM's work fine on all 3 monitors. If the
> VMs are running Windows then Flash, Java & Silverlight seem to work
> fine on any display. I can play NetFlix movies and run other Windows
> apps from within the VMs without any major problems so far.
>
> Problems:
>
> 1) Adobe flash within Linux is not working at some websites, such as:
>
> http://www.jigsawdoku.com/
>
> For this page the flash game area is just gray. Flash does however
> seem to work on other sites like Adobe's web site so possibly this is
> more an issue with that page but I've seen a couple of others so far
> that do the same thing.
>
>
> 2) Two KDE features that I like quite a lot are not working at all:
>
> a) F8 - display all desktops doesn't work. With the original 2
> monitors the feature worked fine.
>
> b) The upper left corner 'display all apps' feature is not working.
>
>   I've been Googling around without any luck in terms of finding
> things to try in terms of fixing this, or even discovering that maybe
> these things simply don't work with two adapters. Maybe there are some
> accelerations or features I need to enable that nvidia-settings don't
> do for me? I don't know.
>
>   Note that in the older 2 monitor configuration I was using Twinview
> which treats the two monitors as a single large monitor.
>
>   Thanks in advance for any ideas about how to get this working at its best.
>
> Cheers,
> Mark
>
>
> [New 3 monitor xorg.conf]
>
> # nvidia-settings: X configuration file generated by nvidia-settings
> # nvidia-settings:  version 275.09.07
> (buildmeister@swio-display-x86-rhel47-03.nvidia.com)  Wed Jun  8
> 14:38:19 PDT 2011
>
> Section "ServerLayout"
>    Identifier     "Layout0"
>    Screen      0  "Screen0" 0 0
>    Screen      1  "Screen1" RightOf "Screen0"
>    Screen      2  "Screen2" RightOf "Screen1"
>    InputDevice    "Keyboard0" "CoreKeyboard"
>    InputDevice    "Mouse0" "CorePointer"
>    Option         "Xinerama" "1"
> EndSection
>
> Section "Files"
> EndSection
>
> Section "InputDevice"
>    # generated from data in "/etc/conf.d/gpm"
>    Identifier     "Mouse0"
>    Driver         "mouse"
>    Option         "Protocol"
>    Option         "Device" "/dev/input/mice"
>    Option         "Emulate3Buttons" "no"
>    Option         "ZAxisMapping" "4 5"
> EndSection
>
> Section "InputDevice"
>    # generated from default
>    Identifier     "Keyboard0"
>    Driver         "kbd"
> EndSection
>
> Section "Monitor"
>    # HorizSync source: edid, VertRefresh source: edid
>    Identifier     "Monitor1"
>    VendorName     "Unknown"
>    ModelName      "Samsung SyncMaster"
>    HorizSync       30.0 - 75.0
>    VertRefresh     56.0 - 61.0
>    Option         "DPMS"
> EndSection
>
> Section "Monitor"
>    # HorizSync source: edid, VertRefresh source: edid
>    Identifier     "Monitor0"
>    VendorName     "Unknown"
>    ModelName      "Samsung SyncMaster"
>    HorizSync       30.0 - 75.0
>    VertRefresh     56.0 - 61.0
>    Option         "DPMS"
> EndSection
>
> Section "Monitor"
>    # HorizSync source: edid, VertRefresh source: edid
>    Identifier     "Monitor2"
>    VendorName     "Unknown"
>    ModelName      "Samsung SyncMaster"
>    HorizSync       30.0 - 81.0
>    VertRefresh     56.0 - 75.0
>    Option         "DPMS"
> EndSection
>
> Section "Device"
>    Identifier     "Device1"
>    Driver         "nvidia"
>    VendorName     "NVIDIA Corporation"
>    BoardName      "GeForce GTX 465"
>    BusID          "PCI:2:0:0"
>    Screen          1
> EndSection
>
> Section "Device"
>    Identifier     "Device0"
>    Driver         "nvidia"
>    VendorName     "NVIDIA Corporation"
>    BoardName      "GeForce GTX 465"
>    BusID          "PCI:2:0:0"
>    Screen          0
> EndSection
>
> Section "Device"
>    Identifier     "Device2"
>    Driver         "nvidia"
>    VendorName     "NVIDIA Corporation"
>    BoardName      "GeForce 8400GS"
>    BusID          "PCI:4:0:0"
> EndSection
>
> Section "Screen"
>    Identifier     "Screen1"
>    Device         "Device1"
>    Monitor        "Monitor1"
>    DefaultDepth    24
>    Option         "TwinView" "0"
>    Option         "metamodes" "DFP-2: 1920x1080 +0+0"
>    SubSection     "Display"
>        Depth       24
>    EndSubSection
> EndSection
>
> Section "Screen"
>    Identifier     "Screen0"
>    Device         "Device0"
>    Monitor        "Monitor0"
>    DefaultDepth    24
>    Option         "TwinView" "0"
>    Option         "metamodes" "DFP-0: 1920x1080 +0+0"
>    SubSection     "Display"
>        Depth       24
>    EndSubSection
> EndSection
>
> Section "Screen"
>    Identifier     "Screen2"
>    Device         "Device2"
>    Monitor        "Monitor2"
>    DefaultDepth    24
>    Option         "TwinView" "0"
>    Option         "metamodes" "1280x1024 +0+0"
>    SubSection     "Display"
>        Depth       24
>    EndSubSection
> EndSection
>
>
>
> [Previous 2 monitor xorg.conf]
>
> # nvidia-xconfig: X configuration file generated by nvidia-xconfig
> # nvidia-xconfig:  version 270.18
> (buildmeister@swio-display-x86-rhel47-08.nvidia.com)  Tue Jan 18
> 22:06:28 PST 2011
>
> Section "ServerLayout"
>    Identifier     "Layout0"
>    Screen      0  "Screen0"
>    InputDevice    "Keyboard0" "CoreKeyboard"
>    InputDevice    "Mouse0" "CorePointer"
> EndSection
>
> Section "Files"
> EndSection
>
> Section "InputDevice"
>    # generated from data in "/etc/conf.d/gpm"
>    Identifier     "Mouse0"
>    Driver         "mouse"
>    Option         "Protocol"
>    Option         "Device" "/dev/input/mice"
>    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      "Unknown"
>    HorizSync       28.0 - 33.0
>    VertRefresh     43.0 - 72.0
>    Option         "DPMS"
> EndSection
>
> Section "Device"
>    Identifier     "Device0"
>    Driver         "nvidia"
>    VendorName     "NVIDIA Corporation"
>    Option         "TwinView"
>    Option         "MetaModes"  "1920x1080,1920x1080; 1920x1080"
>    Option         "TwinViewOrientation"        "RightOf"
> EndSection
>
> Section "Screen"
>    Identifier     "Screen0"
>    Device         "Device0"
>    Monitor        "Monitor0"
>    DefaultDepth    24
>    SubSection     "Display"
>        Depth       24
>    EndSubSection
> EndSection
>