Managing Serviceguard Extension for SAP on Linux (IA64 Integrity and x86_64), April 2009

List of Figures

1-1 Two-Package Failover with Mutual Backup Scenario ............................................................................15

1-2 Two-Tier Client Configuration............................................................................................................17

1-3 Three-Tier Client Configuration..........................................................................................................18

1-4 Dual-Stack Client Configuration.........................................................................................................19

1-5 Failover Node with Application Server package..................................................................................21

1-6 Replicated Enqueue Clustering for ABAP or JAVA Instances ..................................................................24

1-7 Configuration Files Needed to Build a Cluster.....................................................................................28

2-1 Comparison between Traditional SAP Architecture and SAP WEB AS Architecture...................................31

2-2 Two node cluster with LOCAL and SHARED mounted / connected storage..............................................32

2-3 sapcpe Mechanism for Executables...................................................................................................38

2-4 Necessary components for configuring and running a Serviceguard packages in and SAP environment.....41

3-1 sapcpe Mechanism for Executables...................................................................................................66

5-1 Serviceguard Extension for SAP on Linux cluster displayed in the HP Serviceguard Manager GUI............122