centos7安装docker

#下载docker
yum install docker -y   
#启动docker
systemctl start docker 
#设置开机启动docker
systemctl enable docker 

#编辑daemon.json
vim /etc/docker/daemon.json


daemon.json
{
"registry-mirrors": [
"https://uhizdhcu.mirror.aliyuncs.com"
],
"insecure-registries": [],
"debug": true,
"experimental": false
}

#加载
systemctl daemon-reload 
#重启
systemctl restart docker


#其他命令
#停止docker
systemctl stop docker 
#查看docker状态
systemctl status docker