Today's fast moving online world demands that companies have the right Cloud computing performance testing solution to be successful. Creating a poor customer experience can be catastrophic. These events can result in lost revenue, failed customer retention, and a viral spread of poor brand visibility. Anyone involved in the performance of a cloud based site will find this information valuable, especially those involved in the decision making and operations of consumer facing applications. Effective testing of performance, capacity and stability of Cloud computing systems often requires significant and, at times, cost-prohibitive investment in equipment and computing resources. This book, therefore, provides an introducer highlight on cloud computing performance testing method. This attempt will try to improved cloud computing performance testing understanding in Industry as well in engineering students who are interested doing research in same area.