The Agent Administration is responsible for managing the Simple Diagnostics Agents (SDA) on all managed systems centrally.
Form the Agent Administration you can install or update the SDA, transfer SDA configurations and monitor the status of the SDA.
The SDA is a component on the host of the managed systems, which collects system metrics and sends it to SAP Focused Run. The SDA is integrated into the SAP Host Agent.
To learn more about the Agent Administration you can read the following documentation: