sudo rmmod nvidia_drm
sudo rmmod nvidia_modeset
sudo rmmod nvidia_uvm
sudo lsof /dev/nvidia*
confirm you successfully unload those kmods
lsmod | grep nvidia
you should get nothing, then confirm you can load the correct driver
nvidia-smi
服務器更新nvidia driver 版本之后，經常會出現執行nvidia-smi出現
Failed to initialize NVML: Driver/library version mismatch的問題
執行如下操作，即可修復
sudo rmmod nvidia
sudo nvidia-smi