监控tomcat

  //定义tomcat内存使用情况的监视器事务；

lr_start_transaction("monitor tomcat"); 

//保存3个参数；

 web_reg_save_param("JVMFreeMemory",  

     "LB=Free memory: ",

     "RB= MB",

     "Ord=1",

   LAST); 

   web_reg_save_param("JVMTotalMemory",

   "LB=Total memory: ",

   "RB= MB",

   "Ord=1",

   LAST);

    web_reg_save_param("JVMMaxMemory",

     "LB=Max memory: ",

     "RB= MB",

     "Ord=1",

    LAST);

//通过LR去访问tomcat监控页

   web_set_user("admin","","localhost:8888");

  web_url("status",

        "URL=http://localhost:8888/manager/status",

        "Resource=0",

        "RecContentType=text/html",

        "Referer=",

        "Snapshot=t1.inf",

        "Mode=HTTP",

    LAST);

    lr_end_transaction("monitor tomcat", LR_AUTO);

// Tomcat JVM metrics  使用lr_user_data_point（）添加数据到图表中去

    lr_user_data_point("Tomcat JVM Free memory", atof(lr_eval_string("{JVMFreeMemory}")));

    lr_user_data_point("Tomcat JVM Total memory", atof(lr_eval_string("{JVMTotalMemory}")));

    lr_user_data_point("Tomcat JVM Max memory", atof(lr_eval_string("{JVMMaxMemory}")));

return 0;