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IBM WebSphere® Application Server for Distributed Platforms and z/OS®: An Administrator’s Guide by Alan Beaubien, Yu Tang, Mike Casile, Michel Betancourt, Thomas Gissel, Mihaela Herescu, Dipak Patel, Keith McGuinnes, Radhike Iyer, Kyle Miller, Dave Draeger, Mike Everett, Ann Black

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Chapter 22. WebSphere Performance Tuning

Objectives

This chapter covers the following concepts:

  • Types of Performance Tuning—application and system

  • Understanding the WebSphere queuing mechanism, and configuring it appropriately to your application and environment

  • Configuring and tuning specific components of the application server to maximize performance

Introduction

Performance tuning is, by definition, gaining higher throughput and achieving lower response time for user requests. A common misconception exists where architects believe that adding additional hardware or running more concurrent JVMs will guarantee performance improvements. In many cases it will improve performance. The misconception is that this is the best and only way to improve performance. ...

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