Sep 30 11:41:34 XSXSH-LB2 Keepalived[2735]: Starting Keepalived v1.2.12 (04/08,2014) Sep 30 11:41:34 XSXSH-LB2 Keepalived[2736]: Starting Healthcheck child process, pid=2737 Sep 30 11:41:34 XSXSH-LB2 Keepalived[2736]: Starting VRRP child process, pid=2738 Sep 30 11:41:34 XSXSH-LB2 Keepalived_healthcheckers[2737]: Netlink reflector reports IP 10.20.10.7 added Sep 30 11:41:34 XSXSH-LB2 Keepalived_healthcheckers[2737]: Netlink reflector reports IP 10.20.10.7 added Sep 30 11:41:34 XSXSH-LB2 Keepalived_healthcheckers[2737]: Registering Kernel netlink reflector Sep 30 11:41:34 XSXSH-LB2 Keepalived_healthcheckers[2737]: Registering Kernel netlink command channel Sep 30 11:41:34 XSXSH-LB2 Keepalived_vrrp[2738]: Netlink reflector reports IP 10.20.10.7 added Sep 30 11:41:34 XSXSH-LB2 Keepalived_vrrp[2738]: Netlink reflector reports IP 10.20.10.7 added Sep 30 11:41:34 XSXSH-LB2 Keepalived_vrrp[2738]: Registering Kernel netlink reflector Sep 30 11:41:34 XSXSH-LB2 Keepalived_vrrp[2738]: Registering Kernel netlink command channel Sep 30 11:41:34 XSXSH-LB2 Keepalived_vrrp[2738]: Registering gratuitous ARP shared channel Sep 30 11:41:34 XSXSH-LB2 Keepalived_healthcheckers[2737]: Opening file '/etc/keepalived/keepalived.conf'. Sep 30 11:41:34 XSXSH-LB2 Keepalived_healthcheckers[2737]: Configuration is using : 7642 Bytes Sep 30 11:41:34 XSXSH-LB2 Keepalived_vrrp[2738]: Opening file '/etc/keepalived/keepalived.conf'. Sep 30 11:41:34 XSXSH-LB2 Keepalived_vrrp[2738]: Configuration is using : 63387 Bytes Sep 30 11:41:34 XSXSH-LB2 Keepalived_vrrp[2738]: Using LinkWatch kernel netlink reflector... Sep 30 11:41:34 XSXSH-LB2 Keepalived_vrrp[2738]: VRRP_Instance(VI_1) Entering BACKUP STATE Sep 30 11:41:34 XSXSH-LB2 Keepalived_vrrp[2738]: VRRP sockpool: [ifindex(2), proto(112), unicast(0), fd(10,11)] Sep 30 11:41:34 XSXSH-LB2 Keepalived_healthcheckers[2737]: Using LinkWatch kernel netlink reflector... Sep 30 11:41:38 XSXSH-LB2 Keepalived_vrrp[2738]: VRRP_Instance(VI_1) Transition to MASTER STATE Sep 30 11:41:39 XSXSH-LB2 Keepalived_vrrp[2738]: VRRP_Instance(VI_1) Entering MASTER STATE Sep 30 11:41:39 XSXSH-LB2 Keepalived_vrrp[2738]: VRRP_Instance(VI_1) setting protocol VIPs. Sep 30 11:41:39 XSXSH-LB2 Keepalived_vrrp[2738]: VRRP_Instance(VI_1) Sending gratuitous ARPs on eth0 for 10.20.10.10 Sep 30 11:41:39 XSXSH-LB2 Keepalived_healthcheckers[2737]: Netlink reflector reports IP 10.20.10.10 added
backup节点怎么自己提升为master了。master机器正常，不知道backup节点如何判断master失效的，然后提升自己为master 。
master机器正常 没啥异常。怎么backup节点提升了。
讨论导致如下信息
1） 配置文件
2） 路由设置
3） 防火墙 （广播地址 需放行）