GUI : NVIDIA X server settings

nvidia-smi : system management interface
nvidia-smi --query-gpu=driver_version --format=csv,noheader
modinfo nvidia | grep version
lspci -k | grep -A 2 -i "VGA"
lspci -vnn # Will be with ‘driver in use’
lshw -numeric -C display
nvidia-settings -q all
systemctl # list many open/boot services
cat /proc/driver/nvidia/version
cat /proc/driver/nvidia/gpus/0/info
cat /proc/cpuinfo

Install

sudo lshw -c display: Check
sudo ubuntu-drivers devices: See if ubuntu can help
sudo ubuntu-drivers autoinstall if seems good

Important files

/etc/X11/xorg.conf[.d]
/usr/share/X11/xorg.conf.d
/etc/modules # modules à charger au démarage

Ubuntu

gpu-manager

Log files

cat /var/log/lightdm cat /var/log/Xorg.0.log cat /var/log/gpu-manager.log

Smi

SMi working

Wed May 20 00:28:45 2020       
+-----------------------------------------------------------------------------+
| NVIDIA-SMI 440.64       Driver Version: 440.64       CUDA Version: 10.2     |
|-------------------------------+----------------------+----------------------+
| GPU  Name        Persistence-M| Bus-Id        Disp.A | Volatile Uncorr. ECC |
| Fan  Temp  Perf  Pwr:Usage/Cap|         Memory-Usage | GPU-Util  Compute M. |
|===============================+======================+======================|
|   0  GeForce GTX 850M    Off  | 00000000:04:00.0 Off |                  N/A |
| N/A   57C    P0    N/A /  N/A |    183MiB /  4046MiB |      0%      Default |
+-------------------------------+----------------------+----------------------+

+-----------------------------------------------------------------------------+
| Processes:                                                       GPU Memory |
|  GPU       PID   Type   Process name                             Usage      |
|=============================================================================|
|    0       964      G   /usr/lib/xorg/Xorg                           110MiB |
|    0      1353      G   /usr/bin/gnome-shell                          70MiB |
+-----------------------------------------------------------------------------+