root@daos9demo:~# cat /opt/rweb/conf/keepalived/keepalived.conf
 global_defs  {
   lvs_id LVS_MAIN
 }

 vrrp_instance vrrp_eth1:100 {
  authentication  {
    auth_type PASS
    auth_pass youkaidiyoukaida
  }

  virtual_ipaddress  {
     192.168.52.111/24 dev eth1
  }

   state MASTER
   interface eth1
   virtual_router_id 100
   priority 254
   notify_master "/opt/rweb/bin//manage_instances.sh start  eth1"
   notify_backup "/opt/rweb/bin//manage_instances.sh stop  eth1"
 }