When customizing the management server port, how is this implemented?

Question

When reading through the spring boot documentation (http://docs.spring.io/spring-boot/docs/1.2.1.RELEASE/reference/htmlsingle/#production-ready-customizing-management-server-por

Answer 1

It starts a separate embedded instance of Tomcat. The /metrics endpoint of Spring Boot's Actuator or a tool like JConsole will give you some insight into the heap usage.