yum remove docker
docker-client
docker-client-latest
docker-common
docker-latest
docker-latest-logrotate
docker-logrotate
docker-engine
yum install -y yum-utils
device-mapper-persistent-data
lvm2
yum-config-manager
--add-repo
https://download.docker.com/linux/centos/docker-ce.repo
yum-config-manager --enable docker-ce-nightly
yum-config-manager --enable docker-ce-test
yum install -y docker-ce docker-ce-cli containerd.io
yum list docker-ce --showduplicates | sort -r
yum install docker-ce-19.03.1 docker-ce-cli-19.03.1 containerd.io
systemctl start docker
docker run hello-world