Managing Serviceguard Extension for SAP on Linux (IA64 Integrity and x86_64), February 2008

Planning a File System Layout for SAP in a Serviceguard/LX Cluster Environment
About SAP Configuration Environments
Chapter 2 39
About SAP Configuration Environments
The SAP Web AS (Application Server) options offer migration paths
between the older ABAP engines and the newer J2EE JAVA engines.
You can choose to program your SAP applications using the following
options:
•ABAP (Advanced Business and Application Programming) is the
original programming language for developing applications for an
SAP R/3 system.
•.J2EE (JAVA 2 Enterprise Edition) and other JAVA components are
part of the JAVA platform for developing and running distributed
multi-tier architecture JAVA applications. JAVA is used for
implementing web based applications and web based services for
SAP R/3.
The following configuration environments are possible: