SAP ABAP NW Application Architechture

One of the Best Architecture diagram for understanding SAP ABAP NW in detail especially the work process.



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The Kernel of the Application server ABAP is implemented as set of executable files and share libraries.

Smallest Separately installable unit of the kernel consist of three executable files :

1. disp+work : a single executable file for both the dispatcher and the work processes.

2. gwrd : The gateway reader or the RFC Gateway for shot

3. icman : the internet communication manager

The RFC Gateway, the ICM and the dispatcher are the communication hubs used for input/output for the work processes. Shared memory is used for inter process communication. Therefore they need to be updated as whole , the set of shared libraries such as dw_xml.so.

Source : the diagram is not based created by us but just downloaded from search engine anyone who is the real owner please comment your name and we will mention the credits







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