Docker安装详细步骤总结

1.卸载旧的版本

sudo yum remove docker \
                  docker-client \
                  docker-client-latest \
                  docker-common \
                  docker-latest \
                  docker-latest-logrotate \
                  docker-logrotate \
                  docker-engine

2.安装需要的包

sudo yum install -y yum-utils

3.设置阿里镜像仓库

sudo yum-config-manager \
--add-repo \
https://download.docker.com/linux/centos/docker-ce.repo

4.安装Docker

4.1更新Yum软件包索引

sudo yum install -y yum-utils

4.2安装Docker-ce(社区免费版)

sudo yum install docker-ce docker-ce-cli containerd.io

5.启动Docker

sudo systemctl start docker

6.判断是否安装成功

docker version

 

7.设置开机自启

systemctl enable docker.service