:: Re: [DNG] Display not accessible
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Author: Tom
Date:  
To: dng
Subject: Re: [DNG] Display not accessible
On 3/2/2026 00:07, Haines Brown via Dng wrote:
> My monitor is Del S2721Q5 4 K 3840x216o
>
> Somewere along the line it was suggested I do # xorg -configure. I
> have no such command.
>
> The # nvidia-detect says to install nvidia-driver which I did
>
> The command # modprobe nv says module not found
> The xorg log EE says nv module not found.
>
> I did not cook my video card because I can boot from another disk
> and can run startx and have (low resollution) video.
>
> When I tried to install the packages suggested, nvidia-persistenced
> failed to initialize. Couid no process
> nvidia-persistenced --configure. As result could not configure
> nvidia-driver-full. [not sure of spelling of nvidia-persistenced]
>


Always happens here too. nvidia-persistenced is only Recommends on
nvidia-detect so you can install without it:

# the dash at the end of a package name tells apt to remove the package

apt install nvidia-driver nvidia-persistenced-


I only install nvidia-driver and everything else just works after a
system reboot. I don't use a display manager, only `exec startx` from a
console login, but that shouldn't make a difference.

Still works after a recent upgrade from daedalus to excalibur.

# apt policy nvidia-driver
nvidia-driver:
   Installed: 550.163.01-2
   Candidate: 550.163.01-2
   Version table:
      550.163.01-4~bpo13+1 100
         100 http://deb.devuan.org/merged excalibur-backports/non-free 
amd64 Packages
  *** 550.163.01-2 500
         500 http://deb.devuan.org/merged excalibur/non-free amd64 Packages
         100 /var/lib/dpkg/status


# nvidia-detect
Detected NVIDIA GPUs:
65:00.0 VGA compatible controller [0300]: NVIDIA Corporation GP102
[GeForce GTX 1080 Ti] [10de:1b06] (rev a1)

Checking card:  NVIDIA Corporation GP102 [GeForce GTX 1080 Ti] (rev a1)
Your card is supported by all driver versions.
Your card is also supported by the Tesla 535 drivers series.
It is recommended to install the
     nvidia-driver
package.


# lsmod | grep nvidia
nvidia_drm            118784  0
drm_ttm_helper         16384  1 nvidia_drm
drm_kms_helper        253952  2 drm_ttm_helper,nvidia_drm
nvidia_modeset       1605632  1 nvidia_drm
video                  81920  1 nvidia_modeset
nvidia              60702720  1 nvidia_modeset
drm                   774144  6 
drm_kms_helper,nvidia,drm_ttm_helper,nvidia_drm,ttm


# dpkg -l | grep nvidia
ii  firmware-nvidia-graphics                   20250410-2 
            all          Binary firmware for Nvidia GPU chips
ii  firmware-nvidia-gsp                        550.163.01-2 
            amd64        NVIDIA GSP firmware
ii  glx-alternative-nvidia                     1.2.2 
            amd64        allows the selection of NVIDIA as GLX provider
ii  libegl-nvidia0:amd64                       550.163.01-2 
            amd64        NVIDIA binary EGL library
ii  libgl1-nvidia-glvnd-glx:amd64              550.163.01-2 
            amd64        NVIDIA binary OpenGL/GLX library (GLVND variant)
ii  libgles-nvidia1:amd64                      550.163.01-2 
            amd64        NVIDIA binary OpenGL|ES 1.x library
ii  libgles-nvidia2:amd64                      550.163.01-2 
            amd64        NVIDIA binary OpenGL|ES 2.x library
ii  libglx-nvidia0:amd64                       550.163.01-2 
            amd64        NVIDIA binary GLX library
ii  libnvidia-allocator1:amd64                 550.163.01-2 
            amd64        NVIDIA allocator runtime library
ii  libnvidia-cfg1:amd64                       550.163.01-2 
            amd64        NVIDIA binary OpenGL/GLX configuration library
ii  libnvidia-egl-gbm1:amd64                   1.1.2.1-1 
            amd64        GBM EGL external platform library for NVIDIA
ii  libnvidia-egl-wayland1:amd64               1:1.1.18-1 
            amd64        Wayland EGL External Platform library -- shared 
library
ii  libnvidia-eglcore:amd64                    550.163.01-2 
            amd64        NVIDIA binary EGL core libraries
ii  libnvidia-encode1:amd64                    550.163.01-2 
            amd64        NVENC Video Encoding runtime library
ii  libnvidia-glcore:amd64                     550.163.01-2 
            amd64        NVIDIA binary OpenGL/GLX core libraries
ii  libnvidia-glvkspirv:amd64                  550.163.01-2 
            amd64        NVIDIA binary Vulkan Spir-V compiler library
ii  libnvidia-gpucomp:amd64                    550.163.01-2 
            amd64        NVIDIA binary GPU compiler library
ii  libnvidia-ml1:amd64                        550.163.01-2 
            amd64        NVIDIA Management Library (NVML) runtime library
ii  libnvidia-pkcs11-openssl3:amd64            550.163.01-2 
            amd64        NVIDIA PKCS #11 Library (OpenSSL 3)
ii  libnvidia-ptxjitcompiler1:amd64            550.163.01-2 
            amd64        NVIDIA PTX JIT Compiler library
ii  libnvidia-rtcore:amd64                     550.163.01-2 
            amd64        NVIDIA binary Vulkan ray tracing (rtcore) library
ii  nvidia-alternative                         550.163.01-2 
            amd64        allows the selection of NVIDIA as GLX provider
ii  nvidia-detect                              550.163.01-2 
            amd64        NVIDIA GPU detection utility
ii  nvidia-driver                              550.163.01-2 
            amd64        NVIDIA metapackage
ii  nvidia-driver-bin                          550.163.01-2 
            amd64        NVIDIA driver support binaries
ii  nvidia-driver-libs:amd64                   550.163.01-2 
            amd64        NVIDIA metapackage (OpenGL/GLX/EGL/GLES libraries)
ii  nvidia-egl-common                          550.163.01-2 
            amd64        NVIDIA binary EGL driver - common files
ii  nvidia-egl-icd:amd64                       550.163.01-2 
            amd64        NVIDIA EGL installable client driver (ICD)
ii  nvidia-installer-cleanup                   20240109+1 
            amd64        cleanup after driver installation with the 
nvidia-installer
ii  nvidia-kernel-common                       20240109+1 
            amd64        NVIDIA binary kernel module support files
ii  nvidia-kernel-dkms                         550.163.01-2 
            amd64        NVIDIA binary kernel module DKMS source
ii  nvidia-kernel-support                      550.163.01-2 
            amd64        NVIDIA binary kernel module support files
ii  nvidia-legacy-check                        550.163.01-2 
            amd64        check for NVIDIA GPUs requiring a legacy driver
ii  nvidia-modprobe                            570.133.07-1 
            amd64        utility to load NVIDIA kernel modules and 
create device nodes
ii  nvidia-settings                            550.163.01-1 
            amd64        tool for configuring the NVIDIA graphics driver
ii  nvidia-smi                                 550.163.01-2 
            amd64        NVIDIA System Management Interface
ii  nvidia-support                             20240109+1 
            amd64        NVIDIA binary graphics driver support files
ii  nvidia-suspend-common                      550.163.01-2 
            amd64        NVIDIA driver - systemd power management scripts
ii  nvidia-vdpau-driver:amd64                  550.163.01-2 
            amd64        Video Decode and Presentation API for Unix - 
NVIDIA driver
ii  nvidia-vulkan-common                       550.163.01-2 
            amd64        NVIDIA Vulkan driver - common files
ii  nvidia-vulkan-icd:amd64                    550.163.01-2 
            amd64        NVIDIA Vulkan installable client driver (ICD)
ii  xserver-xorg-video-nvidia                  550.163.01-2 
            amd64        NVIDIA binary Xorg driver