[root@exp2 ansible]# cat /etc/hosts
127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4
::1 localhost localhost.localdomain localhost6 localhost6.localdomain6
192.168.0.101 controller1
192.168.0.102 compute1
192.168.0.103 compute2
192.168.0.104 compute3
192.168.0.105 compute4
192.168.0.106 compute5
192.168.0.107 compute6
192.168.0.9 block1
192.168.0.9 object1
我的block和object是一台专门的存储，所以不打算再分开做了，你也可以分开做
（未完待续）