root@ruiy-controller:~# ifconfig
eth0      Link encap:Ethernet  HWaddr 0c:c4:7a:0d:97:2c
          inet addr:192.168.3.5  Bcast:192.168.3.255  Mask:255.255.255.0
          inet6 addr: fe80::ec4:7aff:fe0d:972c/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:3566242 errors:0 dropped:0 overruns:0 frame:0
          TX packets:2854582 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:1110677818 (1.1 GB)  TX bytes:805105769 (805.1 MB)
          Interrupt:16 Memory:dfc00000-dfc20000

lo        Link encap:Local Loopback
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:65536  Metric:1
          RX packets:22454891 errors:0 dropped:0 overruns:0 frame:0
          TX packets:22454891 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:5845934619 (5.8 GB)  TX bytes:5845934619 (5.8 GB)

root@ruiy-controller:~# w
 22:25:49 up 5 days,  6:56,  1 user,  load average: 0.06, 0.12, 0.15
USER     TTY      FROM             LOGIN@   IDLE   JCPU   PCPU WHAT
root     pts/2    60.168.51.211    22:21    5.00s  0.11s  0.01s w

root@ruiy-controller:~# cat /etc/hosts
#127.0.0.1      localhost

# The following lines are desirable for IPv6 capable hosts
::1     localhost ip6-localhost ip6-loopback
ff02::1 ip6-allnodes
ff02::2 ip6-allrouters

#yrzl-cloud ploatform hosts conf by ruiy
192.168.3.5     ruiy-controller
192.168.3.6     ruiy-network
192.168.3.7     ruiy-compute01
root@ruiy-controller:~# ssh ruiy-compute01
root@ruiy-compute01's password:
Welcome to Ubuntu 14.04.4 LTS (GNU/Linux 4.2.0-34-generic x86_64)

 * Documentation:  https://help.ubuntu.com/

  System information as of Tue Mar 29 18:11:49 CST 2016

  System load:  2.85             Users logged in:       0
  Usage of /:   4.9% of 1.22TB   IP address for eth0:   192.168.3.7
  Memory usage: 32%              IP address for eth1:   192.168.3.9
  Swap usage:   0%               IP address for virbr0: 192.168.122.1
  Processes:    340

  Graph this data and manage this system at:
    https://landscape.canonical.com/

3 packages can be updated.
0 updates are security updates.

Last login: Tue Mar 29 18:11:49 2016 from 192.168.3.5
root@ruiy-compute01:~# w
 22:26:23 up 16 days, 17 min,  1 user,  load average: 1.42, 1.68, 1.84
USER     TTY      FROM             LOGIN@   IDLE   JCPU   PCPU WHAT
root     pts/17   192.168.3.5      22:26    0.00s  0.04s  0.00s w