The execution engine is the most important part of JVM, it is responsible to execute Java bytecodes to the native language (machine language) which i…

The following Figures show how to display statistics of heap memory uses.

Many developers and system designers are not satisfied with the performance of default java classloaders work. To overcome such kind of condition man…

Java ClassLoader divided into three main types which are summarized below.

1. Bootstrap class loader

2. Extensions class loader

3-AppClass…

Java ClassLoaders works on a delegation mechanism. The basic and important idea behind it that every class loader has a parent class so class loader …

The main function of class loader subsystem is to load .class files to the various memory areas of JVM. The class loader subsystem internally contain…

JVM is the part of JRE (Java Run Time Environment), also known as execution machine or execution engine. The main purpose of JVM is to load .class fi…

The term virtual may refer to not physically existing. In the software terms, a virtual machine (VM) is a simulation of a physical system. Virtual ma…

There are two types of virtual machines which are summarized below.    

1-System |Hardware based Virtual machine  

 "…

The important memory areas of JVM that are defined at runtime of program executions are summarized below

1-Heap Area

The java objects(ref…