docker安装失败

yum -y install docker-io
已加载插件:fastestmirror, security
设置安装进程
Loading mirror speeds from cached hostfile
 * base: mirrors.huaweicloud.com
 * elrepo: mirrors.tuna.tsinghua.edu.cn
 * epel: mirrors.huaweicloud.com
 * extras: mirrors.aliyun.com
 * updates: mirrors.huaweicloud.com
No package docker-io available.
 

解决办法:

yum install https://get.docker.com/rpm/1.7.1/centos-6/RPMS/x86_64/docker-engine-1.7.1-1.el6.x86_64.rpm
 

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