Performance Engineering Concepts

Why PE? Application performance can dramatically impact an organization's bottom line. Slowness or crash of even a few minutes can cause a huge business loss. It means that the user experience and the managed performance of your application must be incorporated throughout the application lifecycle. This can be incorporated by adding the process Performance Engineering on SDLC. The aim of Performance Engineering is to provide better business value for the organization by discovering potential issues early in the development lifecycle. What is PE? It is a discipline that involves systematic practices, techniques, and activities right from the requirement phase. Performance Engineer ensures the system is built with performance standards and focus on the ability of systems to meet their non-functional requirements.

[pravatjena]

What s proactive and reactive method could anyone please explain. When we say reactive means after design and code development we start testing. Does that mean in proactive we do testing before code development just wondering how is that possible, how can testing start without any code.. please clarify

[madhureddy]

To identify the issues we need to have apm tool must?