A Scalability Metric Research of Web Application System

People are paying more attention to the scalability of Web application system.But there are no effective evaluation methods.The Scalability metrics of parallel and distributed systems is studied.According to the features of Web system,first the scalability is defined from the user' s point of view,then proposed a scalability metric of Web system.At last,applied this method to a Web application system,the method is proved feasible and effective.