keepalived非争抢机制不生效报错Received lower prio advert, forcing new election

keepalived非争抢机制不生效报错Received lower prio advert, forcing new election，并且同时俩台服务器都是绑定VIP

1、检查keepalived配置文件

2、修改priority值

都不生效。最后发现其中一台服务器防火墙启动。