When a new drug candidate has successfully completed Phase II testing and has proven that it works, he or she moves on to Phase III testing with even more people to verify that it works on a larger scale.
In your enterprise project, successfully completing user interface testing proves that the application works for an individual user—now, you need to prove that it is robust enough to handle real-life load. To do this, you can use another open source tool: JMeter.
JMeter is a tool for load testing web applications. Like Selenium, it records a user session and plays it back, but it does not attempt to really run the user session in the browser (like Selenium does)—it simply sends off the requests that a browser would make to the application server and measures the time it takes the application server to respond.
As it does not invoke a browser but simply sends requests and receives responses, one workstation with JMeter can simulate the load of...