keepalived非爭搶機制不生效報錯Received lower prio advert, forcing new election

keepalived非爭搶機制不生效報錯Received lower prio advert, forcing new election，並且同時倆台服務器都是綁定VIP

1、檢查keepalived配置文件

2、修改priority值

都不生效。最后發現其中一台服務器防火牆啟動。