CHAPTER 1
Performance Problems
Too often, optimization begins when an application’s development is already finished. This is unfortunate because it implies that performance is not as important as other crucial requirements of the application. Performance is not merely optional, though; it is a key property of an application. Not only does poor performance jeopardize the acceptance of an application, it usually leads to a lower return on investment because of lower productivity of those using it. In fact, as shown in several IBM studies from the early 1980s, there is a close relationship between performance and user productivity. The studies showed ...
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