Websphere Portal Tuning Guide

Topics: Cache, Web server, IBM WebSphere Pages: 98 (27527 words) Published: July 13, 2011
IBM WebSphere Portal software family Your world. Your way.

IBM WebSphere Portal 6.1.X Performance Tuning Guide
IBM WPLC Performance Team March 2009 Document version 2.1

Contents
PERFORMANCE TUNING OVERVIEW ............................................................................................................... 2 Environment Considerations ................................................................................................................ 3 32-bit and 64-bit Considerations ....................................................................................................... 3 Hardware Multithreading (Hyper-Threading) ........................................................................................ 3 BASE PORTAL TUNING ................................................................................................................................. 4 Application Server Tuning ................................................................................................................... 5 JVM Initial and Maximum Heap Size

................................................................................................. 5

JVM Heap Large Page .................................................................................................................. 7 JVM Heap New Area Size .............................................................................................................. 8 Additional SUN JVM Arguments ....................................................................................................... 8 Session Timeout ......................................................................................................................... 9 Web Container Thread Pool Size

..................................................................................................... 9

Security Attribute Propagation ....................................................................................................... 10 VMM Context Pooling ................................................................................................................. 11 ORB Service Tuning For z/OS ....................................................................................................... 11 WebSphere Portal Services ............................................................................................................... 12 Navigator Service ...................................................................................................................... 12 Registry Service ........................................................................................................................ 13 Cache Manager Service .............................................................................................................. 14 Database Tuning ............................................................................................................................ 15 Datasource Tuning For DB2

......................................................................................................... 15

DB2 Database Server Tuning ........................................................................................................ 15 Oracle Database Server Tuning ..................................................................................................... 19 Other Database Considerations ..................................................................................................... 21 Directory Server Tuning .................................................................................................................... 22 Web Server Tuning ......................................................................................................................... 23 Operating System Tuning.................................................................................................................. 25...
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