docker

CentOS

• reference: https://store.docker.com/editions/community/docker-ce-server-centos?tab=description

sudo yum install -y yum-utils
sudo yum-config-manager \
    --add-repo \
    https://download.docker.com/linux/centos/docker-ce.repo
sudo yum makecache fast
sudo yum -y install docker-ce
sudo systemctl start docker

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• Troubleshooting
  • https://techoverflow.net/2017/03/01/solving-docker-permission-denied-while-trying-to-connect-to-the-docker-daemon-socket/
    • sudo /sbin/usermod -aG docker $USERID
      • 해당 유저의 모든 창을 끄고 로그아웃한 후에 다시 접속해야 권한이 반영된다!
      • or newgrp docker
  • no space left on device
    • /var/lib/docker 디렉토리를 다른 디렉토리로 링킹하거나, mount해서 용량을 확보했다