Centos 6.0系统lvs+keepalived+mysql实现mysql数据库热备主主复制

上master的基本一样，只是几个地方修改下而已

global_defs {
   notification_email {
   coffee_lanshan@sina.com
    }
   notification_email_from admin@example.com
   smtp_server 127.0.0.1
   smtp_connect_timeout 30
   router_id Mysql_ha
}
 
vrrp_instance VI_1 {
    state BACKUP
    interface eth0
    virtual_router_id 51
    priority 90
    advert_int 1
    nopreempt
    authentication {
        auth_type PASS
        auth_pass 123456
    }
    virtual_ipaddress {
        192.168.135.200
    }
}
 
virtual_server 192.168.135.200 3306 {
    delay_loop 2
    lb_algo wrr
    lb_kind DR
    persistence_timeout 10
    protocol TCP
 
    real_server 192.168.135.135 3306 {
    weight 3
    notify_down /usr/local/Mysql/bin/mysql.sh
    TCP_CHECK {
    connect_timeout 10
    nb_get_retry 3
    delay_before_retry 3
    connect_port 3306
}
}
}

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