Microsoft Exchange Performance Counters
Microsoft Exchange Virtualization HyperV counters
|Hyper-V Virtual Machine Health Summary\Health Critical
|Shows the percentage of processor time spent in guest code. This is used to measure the total processor utilization for all virtual machines (VMs) running on the host server. This value is equal to the sum of the Hyper-V Hypervisor Root Virtual Processor\% Guest Run Time and Hyper-V Hypervisor Virtual Processor\% Guest Run Time counters.
|Hyper-V Virtual Machine Health Summary\Health OK
|Shows that the host server is running as expected.