WebSphere performance

WebSphere^® Application Server is the e-business application deployment environment of choice. Use this topic to learn how to plan for and optimize performance in a WebSphere environment.

Managing system performance in a WebSphere environment presents several challenges to the administrator. Web-based transactions may consume more resources, and consume them differently than traditional communication workloads.

Refer to the following topics and resources to learn how to plan for optimal performance, and to adjust system resources in a WebSphere environment.

Collection Services

The following information applies if you have installed the latest PTFs. You can use Collection Services to collect WebSphere performance data and monitor the results. The performance data files QAPMWASAPP, QAPMWASCFG, QAPMWASEJB, QAPMWASRSC, and QAPMWASSVR store WebSphere data for each collection interval.

WebSphere Application Server performance considerations

This web site provides resources for each version of WebSphere Application Server, including many useful performance tips and recommendations. This resource is particularly valuable for environments using servlets, Java™ Server Pages (JSPs) and Enterprise JavaBeans™ (EJBs).

DB2^® UDB/WebSphere Performance Tuning Guide

This Redbook provides an introduction to both the WebSphere and DB2 environments, and offers suggestions, examples, and solutions to common performance problems that can help you optimize WebSphere and DB2 performance.

Java and WebSphere performance on IBM^® eServer™ iSeries Servers

Use this Redbook to learn how to plan for and configure you operating environment to maximize Java and WebSphere performance, and to help you collect and analyze performance data.

WebSphere V3 Performance Tuning Guide

This Redbook offers detailed recommendations and examples for optimizing WebSphere V3 performance.

System i™ Performance Capabilities Reference

The Performance Capabilities Reference provides detailed information, reports and examples that can help you configure or tune your server for optimal performance. In particular, see Chapter 6, "Web Server and Web Commerce", for performance tips specific to WebSphere Application Server.

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