Chapter 1: Introduction

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Overview

This is an On Demand world where companies must be more responsive, adaptive, focused, and resilient to compete in the business world. To attain these attributes, an information technology infrastructure must be in place to support the business and provide true values to businesses.

IBM provides a platform for e-business On Demand, which enables a robust environment to build your information and applications. A flexible set of offerings allows our customers to get started today in building an On Demand environment in support of their businesses.

This chapter talks about the IBM On Demand operating environment and its roadmap, key areas of performance, and guidelines. We also go through the process of performance tuning and recognize the performance limits of your system.

The topics discussed are:

• IBM On Demand era

• Why DB2 UDB and WebSphere

• Key areas of performance

• Performance tuning guidelines

• Process of performance tuning

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