Docker安装 by centos

1、删除旧版本

yum remove docker docker-client docker-client-latest docker-common docker-latest docker-latest-logrotate docker-logrotate docker-selinux docker-engine-selinux docker-engine docker.io

2、安装相关依赖

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

3、安装docker CE版
#先设置阿里源

yum-config-manager --add-repo [https://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo](https://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo)

直接安装最新版本docker

yum install docker-ce

4、启动docker

systemctl start docker

5、验证是否启动成功

docker run hello-world

6、其他相关命令
#关闭docker

systemctl stop docker

重启docker

ystemctl restart docker