有个小朋友不知更新了啥导致服务器输入nvidia-smi之后显示如下信息：NVIDIA-SMI has failed because it couldn't communicate with the NVIDIA driver. Make sure that the latest NVIDIA driver is installed and running. 此问题我找了半天原因，不管怎么重装

前几天登不上csdn，于是记录在了新浪博客里 地址：http://blog.sina.com.cn/s/blog_882405bf0102x8mq.html