JMeter is a Java desktop application and designed for testing Web applications. JMeter is used for performance testing on Static & Active web content / resources like: Files, Servlets, Scripts, Java Objects, Data bases, FTP Servers. JMeter can simulate a heavy load on a server, network or object to test its strength or to analyze overall performance under different load types. It can be used to make a graphical analysis of performance or to test server/script/object behavior under heavy concurrent load. http://www.mindqsystems.com/courses/32/j-meter.php