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由于安装了 nvidia460，因此有一个显示器

tag-icon • tag-icon nvidia multiple-monitors kde
由于安装了 nvidia460，因此有一个显示器

我连接了两个显示器，但自从 Nvidia 460 更新后，我只能使用一个显示器，另一个显示器是黑色的。当我将其重置为 Nouveau 时，两个屏幕都正常。我该怎么做才能恢复这种情况？

在此处输入图片描述

xrandr
Screen 0: minimum 8 x 8, current 1920 x 1080, maximum 32767 x 32767
DP-0 disconnected (normal left inverted right x axis y axis)
DP-1 disconnected (normal left inverted right x axis y axis)
HDMI-0 connected primary 1920x1080+0+0 (normal left inverted right x axis y axis) 531mm x 299mm
   1920x1080     60.00*+  59.94    50.00  
   1680x1050     59.95  
   1600x1200     60.00  
   1440x900      59.89  
   1280x1024     60.02  
   1280x960      60.00  
   1280x720      59.94    50.00  
   1152x720      60.00  
   1024x768      60.00  
   800x600       60.32    56.25  
   720x576       50.00  
   720x480       59.94  
   640x480       59.94    59.93  

# nvidia-settings: X configuration file generated by nvidia-settings
# nvidia-settings:  version 440.82

Section "ServerLayout"

# Removed Option "Xinerama" "0"
# Removed Option "Xinerama" "1"
    Identifier     "Layout0"
    Screen      0  "Screen0" 0 0
    Screen      1  "Screen1" 2049 0
    InputDevice    "Keyboard0" "CoreKeyboard"
    InputDevice    "Mouse0" "CorePointer"
    Option         "Xinerama" "0"
EndSection

Section "Files"
EndSection

Section "Module"
    Load           "dbe"
    Load           "extmod"
    Load           "type1"
    Load           "freetype"
    Load           "glx"
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"

    # HorizSync source: edid, VertRefresh source: edid
    Identifier     "Monitor0"
    VendorName     "Unknown"
    ModelName      "Idek Iiyama PLX2483H"
    HorizSync       30.0 - 83.0
    VertRefresh     55.0 - 76.0
    Option         "DPMS"
EndSection

Section "Monitor"

    # HorizSync source: edid, VertRefresh source: edid
    Identifier     "Monitor1"
    VendorName     "Unknown"
    ModelName      "Idek Iiyama PLX2481H"
    HorizSync       30.0 - 83.0
    VertRefresh     55.0 - 76.0
    Option         "DPMS"
EndSection

Section "Device"
    Identifier     "Device0"
    Driver         "nvidia"
    VendorName     "NVIDIA Corporation"
    BoardName      "GeForce GTX 1650"
    BusID          "PCI:1:0:0"
    Screen          0
EndSection

Section "Device"
    Identifier     "Device1"
    Driver         "nvidia"
    VendorName     "NVIDIA Corporation"
    BoardName      "GeForce GTX 1650"
    BusID          "PCI:1:0:0"
    Screen          1
EndSection

Section "Screen"

# Removed Option "metamodes" "HDMI-0: nvidia-auto-select +0+0"
# Removed Option "metamodes" "HDMI-0: 1920x1080_60 +0+0"
    Identifier     "Screen0"
    Device         "Device0"
    Monitor        "Monitor0"
    DefaultDepth    24
    Option         "Stereo" "0"
    Option         "nvidiaXineramaInfoOrder" "DFP-2"
    Option         "metamodes" "HDMI-0: nvidia-auto-select +0+0"
    Option         "SLI" "Off"
    Option         "MultiGPU" "Off"
    Option         "BaseMosaic" "off"
    SubSection     "Display"
        Depth       24
    EndSubSection
EndSection

Section "Screen"

# Removed Option "metamodes" "HDMI-1: nvidia-auto-select +0+0 {AllowGSYNC=Off}"
# Removed Option "metamodes" "HDMI-1: nvidia-auto-select +0+0 {ForceCompositionPipeline=On, ForceFullCompositionPipeline=On, AllowGSYNC=Off}"
# Removed Option "metamodes" "HDMI-1: nvidia-auto-select +0+0 {AllowGSYNC=Off}"
# Removed Option "metamodes" "HDMI-1: 1920x1080_60_0 +0+0 {AllowGSYNC=Off}"
# Removed Option "metamodes" "HDMI-1: nvidia-auto-select +0+0 {AllowGSYNC=Off}"
# Removed Option "metamodes" "HDMI-1: 1920x1080_60 +0+0 {AllowGSYNC=Off}"
    Identifier     "Screen1"
    Device         "Device1"
    Monitor        "Monitor1"
    DefaultDepth    24
    Option         "Stereo" "0"
    Option         "nvidiaXineramaInfoOrder" "DFP-3"
    Option         "metamodes" "HDMI-1: nvidia-auto-select +0+0 {AllowGSYNC=Off}"
    Option         "SLI" "Off"
    Option         "MultiGPU" "Off"
    Option         "BaseMosaic" "off"
    SubSection     "Display"
        Depth       24
    EndSubSection
EndSection

Section "Extensions"
    Option         "(null)" "Disable"
EndSection

答案1

我的三屏设置也遇到了类似的问题。令人惊讶的是，解决方案是更改其中一个屏幕的刷新频率。我让所有 3 个屏幕工作的唯一方法是将其中一个屏幕设置为 59.xx Hz 而不是 60Hz。我不确定为什么会发生这种情况，日志似乎没有帮助。

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