# 启动docker(一定要先启动再添加dns)
systemctl start docker

#添加国境镜像和dns
sudo vim /etc/docker/daemon.json
{
  "registry-mirrors":[
    "https://dockerpull.pw"，
    "https://dockerhub.icu",
    "https://hub.rat.dev",
    "https://register.librax.org",
    "https://docker-0.unsee.tech",
    "https://docker-cf.registry.cyou",
    "https://docker.1panel.live"
    ],
  "dns" : [
    "8.8.8.8", 
    "114.114.114.114"
  ]
}

# 重启docker
systemctl restart docker