nvidia-smi报错:NVIDIA-SMI has failed because it couldn't communicate with the NVIDIA driver.


From: link

Hello,大家好!有时候ubuntu系统的显卡驱动明明已经装好了,但是输入nvidia-smi,却出现如下提示:

NVIDIA-SMI has failed because it couldn't communicate with the NVIDIA driver. Make sure that the latest NVIDIA driver is installed and running.

解决办法:

(1)安装DKMS(Dynamic Kernel ModuleSupport)
    sudo apt-get install dkms
    通过
    cd /usr/src
    ls
    查看对应安装的驱动版本

     举个栗子,上图中最下面一行显示当前驱动版本为nvidia-430.50。

(2)重新生成对应nvidia的驱动模块
    sudo dkms install -m nvidia -v 430.50
    然后再执行nvidia-smi就可以用了哦~

     祝大家科研顺利:)

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