1.清除docker 旧版本
rpm -qa |grep docker
yum -y remove docker*
2.安装新的docker
yum install -y docker-engine
3.systemctl start docker
4.docker info 查看docker状态
1.更新apt包
sudo apt-get update
2.安装 Docker
sudo apt-get install docker-engine
3.sudo service docker start
4.docker info 查看docker状态