make chkconfig cache sta dock reboot sudo star ast

sudo yum install -y yum-utils
sudo yum-config-manager --add-repo https://mirrors.ustc.edu.cn/docker-ce/linux/centos/docker-ce.repo
sudo yum makecache fast
sudo yum -y install docker-engine
sudo service docker start
sudo chkconfig docker on
cut -d: -f1 /etc/group|grep docker
-- 將用戶加入到docker用戶組
sudo usermod -a -G docker [user] 或者 sudo usermod -aG docker $USER
sudo reboot -f

CentOS系統Docker安裝