docker

安装docker

下载阿里云repo

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

安装基础包

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

刷新缓存

yum makecache fast

安装docker

yum -y install docker-ce

启动docker

systemctl start docker

设置docker镜像源

vi /etc/docker/daemon.json

{
    "registry-mirrors": ["http://hub-mirror.c.163.com","https://docker.mirrors.ustc.edu.cn","https://registry.docker-cn.com"]
}

systemctl restart docker

docker info 

# Registry Mirrors:
# http://hub-mirror.c.163.com/