OS/DB Migration
SAP Basis is structured in the form of a three-layer model and consists of the following components:
All the roles that contain the string "ADM" are considered critical, as they usually refer to administrative roles. When identifying critical SAP permissions, profiles and roles, it should be noted that SAP does propose a concept for names, but this is not always taken into account by applications or its own developments.
In this case, the term stands for the basic administration of SAP systems. In this context, responsible employees perform a number of classic tasks.
Configuration as well as maintenance, upgrades and backup & recovery
Planning ahead: Ideally, your SAP system administrator should make the necessary adjustments to your system landscape before end users are affected. This requires careful planning and anticipation of long-term trends.
On www.sap-corner.de you will also find useful information about SAP basis.
If the additional memory in the Advanced Storage Area is still not sufficient for the user context, the optional second role area can be used. The size of the second roll range is determined by the difference between the parameters ztta/roll_first and ztta/roll_area. Rolling range has been eliminated in kernel release 7.4, so these parameters are obsolete from then on. Instead, the user context is now stored directly in the Advanced Memory.
Tools such as "Shortcut for SAP Systems" are extremely useful in basic administration.
When I began my career administering SAP ERP on Oracle in the early 1990s, running a database required far more knowledge.
The control system of another, productive client can thus be undermined and undermined.
To store all the information on the subject of SAP - and others - in a knowledge database, Scribble Papers is suitable.