sudo yum remove docker \ docker-client \ docker-client-latest \ docker-common \ docker-latest \ docker-latest-logrotate \ docker-logrotate \ docker-engine
sudo yum-config-manager \ --add-repo \ https://download.docker.com/linux/centos/docker-ce.repo sudo sed -i 's/$releasever/7/g' /etc/yum.repos.d/docker-ce.repo sudo yum update -y sudo yum install yum-utils docker-ce docker-ce-cli containerd.io -y sudo systemctl start docker
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