IBM WebSphere: Deployment and Advanced Configuration

Performance Tuning in Practice

Let's now turn to a practical example of performance tuning an application and the WAS runtime using WAS tools. Assume that you're a systems administrator, and an application is delivered to your performance-testing environment. What steps do you follow in testing and tuning it? As noted at the beginning of this chapter, there are entire books written on this subject, so the coverage provided here will be brief. For detail, we recommend [Joines 2002], but here is the basic process the authors would follow. We provide a set of summarized steps and then expand in individual sections here. The application used for this example is simple for purposes of demonstration, but it is architected like many J2EE applications ...