© Copyright IBM Corp. 2003, 2006. All rights reserved. xvii
Summary of changes
This section describes the technical changes that were made in this edition of the
book and in previous editions. This edition might also include minor corrections
and editorial changes that are not identified.
Summary of Changes
for SG24-6949-01
for Performance Tuning for Content Manager
as created or updated on July 28, 2006.
July 2006, Second Edition
This revision reflects the addition, deletion, or modification of new and changed
information described below.
New information
Chapter 2, “Content Manager base products” on page 19 includes new
performance-related concepts: query execution and access plan, indexes,
data placement, clustering, multi-dimensional clustering, materialized query
tables, system catalog statistics, table space types: SMS versus DMS,
prefetching and I/O servers, coordinator agents, and locking. Also included is
routine maintenance overview.
Chapter 6, “Best practices for Content Manager system performance” on
page 143 covers performance tuning best practice check lists for Content
Manager.
Chapter 7, “Tuning operating systems for Content Manager” on page 151
covers common performance tuning considerations for the operating systems
including AIX, Windows, and the new platform, Linux®. Also included are the
network tuning options.
Chapter 8, “Tuning DB2 for Content Manager” on page 171 includes more
in-depth information on tuning DB2, such as regular routine maintenance and
buffer pool tuning. Also included is the SMS to DMS table space conversion.
Chapter 11, “Performance monitoring, analysis, and tracing” on page 281
covers the baseline measurement, monitoring tools, and techniques to use for
performance monitoring, analysis, and tracing in a Content Manager
environment. DB2 monitoring tools covered include: DB2 Memory Visualizer,
DB2 Health Monitor and DB2 Health Center, db2pd, DB2 Performance
xviii Performance Tuning for Content Manager
Expert, DB2 Explain, and DB2 Design Advisor. WebSphere monitoring tools
that are covered include: Tivoli Performance Viewer, WebSphere JVM™
verbosegc, and Java Virtual Machine Profiler Interface.
Chapter 12, “Troubleshooting performance problems” on page 347 covers
troubleshooting Content Manager performance problems with real-life
scenarios. Performance issues we addressed include slow logon to the
Content Manager system, slow search, slow import, slow migrator, and slow
administration using the system administration client. Included also are the
tools to work with logs for troubleshooting.
Chapter 13, “Case study” on page 385 uses the Document Manager
performance tuning as a case study to further show you how to troubleshoot
system performance problems.
Chapter 14, “Maintenance” on page 397 describes the maintenance tasks
necessary to keep a Content Manager system up and running.
Changed information
All other chapters have been updated to reflect the latest Content Manager
Version 8.3.
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