阿里服务器CentOS安装docker错误解决

错误信息：

Transaction check error:  file /usr/lib/systemd/system/blk-availability.service from install of device-mapper-7:1.02.107-5.el7_2.2.x86_64 conflicts with file from package lvm2-7:2.02.105-14.el7.x86_64  file /usr/sbin/blkdeactivate from install of device-mapper-7:1.02.107-5.el7_2.2.x86_64 conflicts with file from package lvm2-7:2.02.105-14.el7.x86_64  file /usr/share/man/man8/blkdeactivate.8.gz from install of device-mapper-7:1.02.107-5.el7_2.2.x86_64 conflicts with file from package lvm2-7:2.02.105-14.el7.x86_64Error Summary-------------

解决办法：

有错误信息看是少东西了，安装

安装:yum install -y libdevmapper*

然后再执行

yum install -y docker

OK，wait complete！