1）打开 docker配置文件

<code>sudo nano /etc/docker/daemon.json

2）添加 国内镜像源

{

 "registry-mirrors": [

   "https://akchsmlh.mirror.aliyuncs.com",

   "https://registry.docker-cn.com",

   "https://docker.mirrors.ustc.edu.cn",

   "https://hub-mirror.c.163.com",

   "https://mirror.baidubce.com"

]

}

3）重启docker服务

sudo systemctl daemon-reload

sudo systemctl restart docker