修改docker的配置文件

sudo vim /etc/docker/daemon.json

粘贴以下docker镜像加速地址：

{
    "registry-mirrors": [
  "https://docker.registry.cyou",
  "https://docker-cf.registry.cyou",
  "https://dockercf.jsdelivr.fyi",
  "https://docker.jsdelivr.fyi",
  "https://dockertest.jsdelivr.fyi",
  "https://mirror.aliyuncs.com",
  "https://dockerproxy.com",
  "https://mirror.baidubce.com",
  "https://docker.m.daocloud.io",
  "https://docker.nju.edu.cn",
  "https://docker.mirrors.sjtug.sjtu.edu.cn",
  "https://docker.mirrors.ustc.edu.cn",
  "https://mirror.iscas.ac.cn",
  "https://docker.rainbond.cc"]
  }

重新加载配置文件daemon.json

systemctl daemon-reload

重启docker

systemctl restart docker

查看docker运行状态

systemctl status docker.service