首先查看vip在各个节点的状态
[root@rac2 ~]# ifconfig
eth0 Link encap:Ethernet HWaddr 08:00:27:C9:28:D0
inet addr:192.168.56.11 Bcast:192.168.56.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:999 errors:0 dropped:0 overruns:0 frame:0
TX packets:624 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:209588 (204.6 KiB) TX bytes:125712 (122.7 KiB)
eth0:2 Link encap:Ethernet HWaddr 08:00:27:C9:28:D0
inet addr:192.168.56.13 Bcast:192.168.56.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
eth1 Link encap:Ethernet HWaddr 08:00:27:F0:C2:F7
inet addr:10.168.56.11 Bcast:10.168.56.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:57279 errors:0 dropped:0 overruns:0 frame:0
TX packets:63445 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:27548382 (26.2 MiB) TX bytes:37709875 (35.9 MiB)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:30547 errors:0 dropped:0 overruns:0 frame:0
TX packets:30547 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:15141040 (14.4 MiB) TX bytes:15141040 (14.4 MiB)
[root@rac1 ~]# ifconfig
eth0 Link encap:Ethernet HWaddr 08:00:27:40:4A:F0
inet addr:192.168.56.10 Bcast:192.168.56.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:870 errors:0 dropped:0 overruns:0 frame:0
TX packets:857 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:171332 (167.3 KiB) TX bytes:154303 (150.6 KiB)
eth0:1 Link encap:Ethernet HWaddr 08:00:27:40:4A:F0
inet addr:192.168.56.12 Bcast:192.168.56.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
eth1 Link encap:Ethernet HWaddr 08:00:27:A7:8D:47
inet addr:10.168.56.10 Bcast:10.168.56.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:65018 errors:0 dropped:0 overruns:0 frame:0
TX packets:58409 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:38854868 (37.0 MiB) TX bytes:28643501 (27.3 MiB)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:35333 errors:0 dropped:0 overruns:0 frame:0
TX packets:35333 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:16898183 (16.1 MiB) TX bytes:16898183 (16.1 MiB)然后关掉节点二 ：
[root@rac2 ~]# shutdown -h now Broadcast message from root (pts/2) (Thu Jan 21 11:13:21 2016): The system is going down for system halt NOW!
查看节点一：
[root@rac1 ~]# ifconfig
eth0 Link encap:Ethernet HWaddr 08:00:27:40:4A:F0
inet addr:192.168.56.10 Bcast:192.168.56.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:890 errors:0 dropped:0 overruns:0 frame:0
TX packets:892 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:172644 (168.5 KiB) TX bytes:159278 (155.5 KiB)
eth0:1 Link encap:Ethernet HWaddr 08:00:27:40:4A:F0
inet addr:192.168.56.12 Bcast:192.168.56.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
eth0:2 Link encap:Ethernet HWaddr 08:00:27:40:4A:F0
inet addr:192.168.56.13 Bcast:192.168.56.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
eth1 Link encap:Ethernet HWaddr 08:00:27:A7:8D:47
inet addr:10.168.56.10 Bcast:10.168.56.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:65022 errors:0 dropped:0 overruns:0 frame:0
TX packets:58411 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:38855261 (37.0 MiB) TX bytes:28643623 (27.3 MiB)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:35407 errors:0 dropped:0 overruns:0 frame:0
TX packets:35407 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:16981099 (16.1 MiB) TX bytes:16981099 (16.1 MiB)尽管知道结果。但看到预料到的结果，还是非常happy