IBM eserver i5 Handbook

Also see for eserver i5: Manual Cabling guide

Contents

© Copyright IBM Corp. 1997 - 2004. All rights reserved. 41Draft Document for Review October 18, 2004 5486wrkperf.fmChapter 3. Workload, capacity, andperformanceWorkload and performance are critical considerations in selecting a computingsystem. The performance that users see with their i5 and iSeries servers dependon many factors that often involve: The type and number of disk devices The amount of memory The system model and processor The application being runWe recommend that you order sufficient memory to balance memory acrossprocessors. For sizing recommendations for the Eserver i5 and iSeries servers,consult your IBM Marketing Representative and service provider. You can finddetailed performance information in iSeries Performance Capabilities Reference,SC41-0607.This chapter discusses some of the performance measurements to take intoaccount. This includes workload ratings and processor positioning. This chapteralso discusses the tools that are available to measure and size the workload.3