The NSM On-Premises Manager View has the following sub tabs:
Home - The Home tab provides a user interface, where the administrator can manage and monitor the on-premises NSM solution. You use the commands associated with the Home option to configure and manage NSM, The tools supporting this task include:
System - The System tab provides a centralized user interface, where the administrator can manage and monitor the on-premises NSM solution. You use the commands associated with the System option to configure NSM, manage NSM performance, monitor activities, and manage upgrades and licensing. The tools supporting this task include:
The three green dots on the top right corner displays the CPU Utilization, Memory Utilization, and Disk Utilization.
The detail functionality of each option is described in this guide.