NVIDIA GPU checking commands

nvidia-checking-commands.md

Check available NVIDIA

lspci | grep -i nvidia

Check NVIDIA driver version

cat /proc/driver/nvidia/version

Display log for drivers

dmesg

List all NVIDIA packages

dpkg -l | grep -i nvidia

Clean up NVIDIA-related packages and drivers

sudo /usr/local/cuda-X.Y/bin/uninstall_cuda_X.Y.pl
sudo /usr/bin/nvidia-uninstall
sudo apt-get --purge remove "*nvidia*" "*cublas*" "cuda*"

Fixing problems

If the display is off because the GPU is not connected

• Type nvidia-smi to see if it is really disconnected
• If it is, then clean up the NVIDIA-related packages and drivers with commands above
• Reinstall CUDA from https://docs.nvidia.com/cuda/cuda-installation-guide-linux/index.html (including the steps to install the header)