Selinux disabled vi /etc/selinux/config ... SELINUX=disabled ... reboot Yum Repository 복제 # 구축하고 싶은 repository 복제 vi /etc/yum.repos.d/docker-ce.repo ... [docker-ce] name=Docker-CE Repository baseurl=https://download.docker.com/linux/centos/7/$basearch/stable enabled=1 gpgcheck=1 keepcache=0 gpgkey=https://download.docker.com/linux/centos/gpg ... cat