Technical

How to install Docker on CentOS 7

Uninstall old version

sudo yum remove docker \
                  docker-client \
                  docker-client-latest \
                  docker-common \
                  docker-latest \
                  docker-latest-logrotate \
                  docker-logrotate \
                  docker-engine

Add Repo

yum install -y yum-utils


yum-config-manager \
    --add-repo \
    https://download.docker.com/linux/centos/docker-ce.repo

Start installation

yum install docker-ce docker-ce-cli containerd.io

Enable auto startup and check status

systemctl start docker

systemctl enable docker

systemctl status docker

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