Working with System Information 
System information provides administrators with an overview of the system configuration and its state. It shows all of the system's instances and processes, their current state and important parameters (ports required for support cases, versions of the components installed, and others).
Note
You can view information about VM parameters and settings using the Java System Properties tool within SAP NetWeaver Administrator.
More information: Java System Properties
Open SAP NetWeaver Administrator and choose .
Choose the System Information tab to view all instances installed, together with important detailed information.
More information: Viewing Instances Information
Choose the Components Info tab to view all software and development components installed, together with detailed information.
More information: Viewing Components Information