System Users Created during a NW (Portal) installation

SAPinst creates the following users during the installation process :

SIDadm : This ID is used to logon to the physical server which connects to the Instance that is being
installed which inturn connects to the ABAP/JAVA schema. This ID is also used for administrating the SAP system.

SAPServiceSID : User id required to start the SAP system internally which has the local user right to log on as a service.

SAP_SID_GlobalAdmin : domain level admin group to group users at the domain level so that
the global domain and users can be placed in the right local groups.

SAP_SID_LocalAdmin : local admin group available only in the local machine. this contains the global admin group
of the domain to which the system belongs.

SAP_LocalAdmin : users in this group have full control of the usr/sap folder. SIDadm and SAPServiceSID are
members of this group.


SID: system ID.