! Configuration File for keepalived global_defs { router_id MYSQL_MHA } vrrp_script chk_mysql_port { script "{$SERVER_PATH}/scripts/chk.sh mysql" interval 2 weight –5 fall 2 rise 1 } vrrp_instance VI_MYSQL { state 这里所有节点定义为BACKUP interface {$ETH_XX} virtual_router_id 51 priority 100 advert_int 1 authentication { auth_type PASS auth_pass 1111 } virtual_ipaddress { 192.168.10.10 } track_script { chk_mysql_port } }