In this chapter, we went through some common ways to ensure the performance of your application is under control and to limit the risk of getting unexpected bad surprises when you go into a benchmark phase, or worse, in production! Setting up simple tests or complete environments for a volatile (temporary) benchmark each week (or even each day) are very feasible steps, enabling a product to be delivered with a better quality level once the entry cost has been paid.
After having understood how Java EE instruments your application to let you focus on your business, how to monitor and instrument your application to optimize your application, and how to boost your application with some tuning or caching, we now know how to automatically control performance regressions to be able to fix them as soon as possible.
As a result, you have now covered all the parts of product—...