Summary of changes
This section describes the technical changes 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 SG24-7564-01
for SAP Applications on IBM PowerVM
as created or updated on November 1, 2011.
October 2011, Second Edition
This revision reflects the addition, deletion, or modification of new and changed information described below.
New information
Throughout the book, IBM i related content was added to all relevant chapters.
Description of new functionalities such as Systems Director Management Console, Active Memory Expansion, Active Memory Sharing, N Port ID Virtualization, Suspend Resume, Thin Provisioning and Simultaneous Multithreading 4 in 2.25, “Simultaneous Multithreading” on page 25.
How to use Active Memory Expansion for SAP landscapes and how to set Pool Utilization Authority in Chapter 4, “Hands-on management tasks” on page 29.
N Port ID Virtualization and VIOS Backup Restore in Chapter 5, “Virtual I/O Server” on page 43.
Performance results and compatibility modes as an addition to Chapter 6, “IBM PowerVM Live Partition Mobility” on page 63.
Explanation about CPU utilization metrics and the meaning of capaity consumed versus busy in 8.6, “Processor utilization metrics” on page 85 including comments about the usage of SMT-4 on Power7 based systems.
Changed information
Update and synchronize the feature function list in Table 2-1 on page 12.
Minor adjustments in Chapter 7, “Workload partitions” on page 69 and added the topic “versioned WPARs”.
Update to the integration between SAP Adaptive Computing and IBM Hardware Management Console or IBM Systems Director in 8.1, “SAP Adaptive Computing” on page 76.
Major rework about monitoring of SAP landscapes on PowerVM:
 – Monitoring of Active Memory Expansion (option -c) in 9.1, “Performance Monitoring in AIX” on page 96
 – Usage of mpstat, lparstat, topas and topasrec in SAP landscapes 9.1, “Performance Monitoring in AIX” on page 96
 – Performance tools for IBM i in 9.2, “Performance monitoring on IBM i” on page 108
 – Monitoring of VIOS with saposcol in SAP CCMS in 9.4, “Monitoring of virtualized SAP systems” on page 127
Updated list of further resources and SAP Notes in “Related publications” on page 165
 
 
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