在CentOS7上安装1. 查看系统版本:
$ cat /etc/redhat-release
CentOS Linux release 7.0.1406 (Core)
2. 安装docker
$ yum install docker
安装过程中报错:
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_64
解决办法:
$yum install libdevmapper* -y
再次运行:
$yum install docker
3.检查安装是否成功
$docker version
若输出了 Docker 的版本号,说明安装成功了,可通过以下命令启动 Docker 服务:
4. $service docker start
一旦 Docker 服务启动完毕,就可以开始使用 Docker 了。很遗憾,下面的启动报错。