Website load testing is a process of testing an application against heavy loads or inputs to find out the point at which the website fails to process the application or at the point at which the websites performance degrades.
This kind of application is highly helpful for the businesses which grow rapidly and the traffic to their sites is quite high. Website load testing helps the businesses to ensure that the growth in their online business in not impacting the performance of the site. It helps you to determine how your website is behaving when multiple users hit it at same time. It also helps you to find the problems related to the server and configuration issues with web server, application server, database server, load balancer, etc.
The key Performance indicators on website load testing are the response times, requests per second, through put, error rate, and concurrent users. It also involves analyzing the data from a load balancer on the front end. This process usually requires a tool that can generate large amount of users taking certain actions against a particular domain. The main objective of this testing is to detect how the site is responding to the clicks and the page requests when the server is under heavy load.
External load testing helps to detect multiple problems such as website performance under certain loads, how many users can handle the website at the same time, to find the bottlenecks in the website, to detect whether other network components such as routers and a firewall keep up with the load, to know the time in which a visitor receives the page, to find the load point where the server crashes and so on.
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