[系统运维]docker安装

docker安装

卸载旧的版本

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

1.安装前需要的安装包

yum install -y yum-utils device-mapper-persistent-data lvm2

2.使用阿里国内源安装docker

 yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo

3.更新yum软件包索引

yum makecache fast

4.安装docker

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

5.启动docker

systemctl start docker

6.跑hello-world

docker run hello-world

7.卸载docker

# 卸载依赖
yum remove docker-ce docker-ce-cli containerd.io
# 删除资源
rm -rf /var/lib/docker

其它教程：
https://developer.aliyun.com/article/765545