El 7 docker upgrade to docker Ce

  1. yum erase *docker* -y
  2. yum-config-manager –add-repo “https://download.docker.com/linux/centos/docker-ce.repo”
  3. yum install docker-ci -y
  4. systemctl stop docker
  5. rm -rf /var/lib/docker/*
  6. systemctl start docker
  7. docker info

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