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Managing MC/ServiceGuard Extension for SAP R/3:
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HP Part Number: B7885-90013

Published: March 2002

Table of Contents

Printing History
About this Manual...
Related Documentation
1 Understanding MC/ServiceGuard Extension for SAP
Overview of SGeSAP
One-Package Configuration Model
Two-Package Configuration Model
Application Servers
SAP Application Server Packages
Highly Available NFS
Networking
Directory Structures
Common Directories that are Kept Locally
Directories that Reside on Shared Disks
Directories that are Handled by the Automounter
SAP R/3 Local Executables
MC/ServiceGuard Package Concepts
Extension Files for the One Package Model
Extension Files For the Two-Package Model
SGeSAP and HP Somersault
HP Somersault Machine Sets
Server Consolidation
Dialog Instance Handling
Shared Memory Resource Handling
SGeSAP Product Files
SGeSAP and SCM High Availability - APO/LiveCache Configuration
Cluster Consistency Monitor for SGeSAP Environments
Why Cluster Consistency Monitor is Needed
Features of the Cluster Consistency Monitor for SGeSAP Environments
Installation and Setup of the Cluster Consistency Monitor
Metropolitan Clusters and SGeSAP
What is a Metropolitan Cluster?
What is a MetroCluster doing?
MetroCluster and SGeSAP: Supported Configurations
MetroCluster: Cluster Architecture Constraints
Combining MetroCluster and SGeSAP
2 Step by Step Installation Guide
Planning the Volume Manager Setup
Preparing the Integration
Steps if SAP R/3 is Already Installed
Steps if SAP R/3 is Not Installed Yet
HP-UX Configuration
Cluster Node Synchronization
Cluster Node Configuration
External Application Server Host Configuration
SGeSAP Files Configuration
Standard Parameters in sap.conf
Additional Parameters in sap.conf
Using Database Reconnect and Transaction Reset
Advanced Options in sap.conf
Configuring an Application Server Package with SGeSAP
SGeSAP configuration for SCM High Availability - APO/LiveCache
Service configuration
HP Somersault Integration with SGeSAP
MC/ServiceGuard Configuration
Automounter/Auto FS Configuration
Database Configuration
Additional Steps for Informix
Additional Steps for Oracle
SAP R/3 System Configuration
SGeSAP Installation verification: CCmon Installation and Configuration
3 SGeSAP Administration
Switching SGeSAP Off and On
Switch Off SGeSAP
Switch On SGeSAP
SGeSAP Administration Issues
Hardware Aspects
HP-UX Software Aspects
SAP R/3 Administration Aspects
MC/ServiceGuard Administration Aspects
SGeSAP Administration Aspects
SGeSAP Administration With HP Somersault Enabled
Index

List of Figures

1-1 One-Package Failover Scenario
1-2 Two-Package Failover Scenario with Third Node as Standby
1-3 Adoptive Node as Application Server
1-4 sapcpe Mechanism for Executables
1-5 Configuration Files Needed to Build Cluster
1-6 Control Files Containing Runtime Logic
1-7 HP Somersault System Environment
1-8 Configuration Files
1-9 Control Files Containing Run-time Logic
1-10 3 Node SGeSAP Cluster for APO/LiveCache
1-11 Cluster Configuration for an SAP R/3 Application
1-12 Dialogue Instances of the Cluster Configuration
1-13 SAP R/3 Installation into a Nodes File Systems
1-14 SAP R/3 Application Installation with Other Resources
2-1 LiveCache Connections Within APO

List of Tables

1 Title not available (Printing History )
2 Abbreviations
1-1 Dialog Instance Treatment During Startup and Shutdown
1-2 Shared Memory Cleanup Policies and their Effects
2-1 Hosts and Device Minor Numbers
2-2 Volume Groups Needed for MC/ServiceGuard Packages
2-3 Device Minor Values
2-4 Groupfile File Groups
2-5 Password File Users
2-6 Service File Services
2-7 Relocatable IP Address Information
2-8 Resource Handling and the CLEANUP_POLICY Parameter
2-9 Y Values for ASTREAT[]
2-10 ASTREAT Configuration Options
2-11 Application Server Package Setup
2-12 Title not available (LiveCache Configuration)
   


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