Service discovery discovers metrics for several objects. It also discovers CPU and memory metrics for discovered services. Virtual Machine MetricsService Discovery discovers metrics for virtual machines. Service Summary MetricsService discovery discovers summary metrics for the service object. The object is a single service object. Service Performance MetricsService discovery discovers performance metrics for the service object. The object is a single service object. Service Type MetricsService discovery discovers metrics for service type objects. Parent topic: Metric Definitions in vRealize Operations