SAP R/3 Architecture

SAP R/3 Architecture - SAP uses the industry specific 3-Layer Architecture and named it as R/3 Architecture. It consists of three 3 Layers :

How To Monitor ABAP Runtime Error/ABAP Dumps [ST22]

How To Monitor ABAP Runtime Error/ABAP Dumps via TCODE ST22. When users are working they face some kind of time out problem and any kind of problem for which their work got terminated. That termination is reported in an area called ABAP dumps.

How To Monitor SAP System Logs [SM21]

How to monitor SAP System Logs via TCODE SM21. To investigate the problems in SAP system, Basis Admin checks the system logs to check the possible errors and the cause of the error.

How To Check How Many SAP Active User [AL08]

How to check how many SAP Active user in Active Server via TCODE AL08. This TCODE is used to To check how many users are active in all active servers.

How To Check SAP Users Status [SM04]

How to check SAP users status via TCODE SM04. This TCODE is used to check the status of users i.e how many users have been logged in, how many sessions a user is working. See the figure below.