If you own an Apple device, you can't run Java—at least not as Java, although there is a project to port Java code to Objective C but that's another story. If you own a Windows-based or Android ...

Running Now run the Notepad and start jconsole. If you are using JDK 5 start Notepad in the following manner: java -Dcom.sun.management.jmxremote Notepad If you are using JDK 6, then start Notepad ...