jmx 监控
使用ManagementFactory实现基本监控
http://cn-done.iteye.com/blog/2041971
利用actuator的jmx监控
http://www.cnblogs.com/dingchunyu/p/7653011.html
自定义mben接口
http://www.cnblogs.com/duanxz/p/4474824.html
ManagementFactory
https://www.cnblogs.com/davidwang456/p/6135349.html
http://www.cnblogs.com/FlyAway2013/p/3551233.html#top
官方介绍:https://docs.oracle.com/javase/8/docs/api/java/lang/management/ManagementFactory.html
JMX API 简单介绍
https://blog.csdn.net/javafreely/article/details/9237799
Tomcat指标的获得