【Linux】Docker安装

卸载旧版Docker

新版docker无法覆盖旧版的，所以需要先卸载原来的旧版本

yum remove docker \
  docker-client \
  docker-client-latest \
  docker-common \
  docker-latest \
  docker-latest-logrotate \
  docker-logrotate \
  docker-selinux \
  docker-engine-selinux \
  docker-engine
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安装Docker依赖

yum install -y yum-utils device-mapper-persistent-data lvm2
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安装Docker

yum install -y docker
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查看docker版本

docker -v
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启动docker

# 启动docker
systemctl start docker
# dockerk开机自启
systemctl enable docker
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