VKernel is a chargeback product for private clouds that integrates with System Center. It provides reporting and chargeback, performance analysis, capacity management, and resource optimization. It monitors VM performance in real-time, identifies bottlenecks and their root causes, forecasts future capacity needs, optimizes resource allocation, and calculates billing amounts. It delivers customizable dashboards, reports, and an API. VKernel is deployed as a virtual appliance that supports Hyper-V, VMware, and Red Hat.