Microsoft.SystemCenter.VirtualMachineManager.HyperVHost.PercentProcessorTime (Rule)

Element properties:

Member Modules:

Source Code:

<Rule ID="Microsoft.SystemCenter.VirtualMachineManager.HyperVHost.PercentProcessorTime" Enabled="true" Target="VMMDiscovery!Microsoft.SystemCenter.VirtualMachineManager.Discovery.HyperVHost" ConfirmDelivery="false" Remotable="true" Priority="Normal" DiscardLevel="100">

  <Category>PerformanceHealth</Category>

  <DataSources>

    <DataSource ID="DS" TypeID="Microsoft.SystemCenter.VirtualMachineManager.Report.TimedPowerShell.PerformanceProvider">

      <IntervalSeconds>600</IntervalSeconds>

      <ScriptName>GetHyperVHostCPU.ps1</ScriptName>

      <ScriptBody><Script># Copyright (c) Microsoft Corporation. All rights reserved.

# Powershell source code

# GetHyperVHostCPU.ps1



$momAPI = new-object -comObject MOM.ScriptAPI

$error.Clear();

$oBag = $momAPI.CreatePropertyBag();



$timeout = 540000;

$F, $T1, $P1, $T2, $P2, $CPU;



$colItems = gcim Win32_PerfRawData_HvStats_HyperVHypervisorLogicalProcessor;

$LPCount = $colItems.Count - 1;



if($LPCount -lt 1){

	Exit-PSSession;

}



$colItems = gcim Win32_PerfRawData_HvStats_HyperVHypervisorLogicalProcessor -Filter "Name='_Total'"

foreach($objItem in $colItems){

	$T1 = $objItem.PercentTotalRunTime;

	$P1 = $objItem.Timestamp_PerfTime;

}



Start-Sleep -m $timeout;



$colItems = gcim Win32_PerfRawData_HvStats_HyperVHypervisorLogicalProcessor -Filter "Name='_Total'";



foreach($objItem in $colItems){

	$F = $objItem.Frequency_PerfTime;

	$T2 = $objItem.PercentTotalRunTime;

	$P2 = $objItem.Timestamp_PerfTime;

}



# Calculate CPU readings with formula

$CPU = ($T2 - $T1) / ($P2 - $P1);

$CPU = ($F * $CPU) / $LPCount;

$CPU = [int]($CPU / 100000);



if($CPU -gt 100){

	$CPU = 100;

}



if($CPU -lt 0){

	$CPU = 0;

}



$oBag.AddValue("CPUUtilization", [int]$CPU);

$oBag;</Script></ScriptBody>

      <TimeoutSeconds>600</TimeoutSeconds>

      <ObjectName>HyperV Logical Processor</ObjectName>

      <CounterName>%Total Run Time</CounterName>

      <InstanceName>_Total</InstanceName>

      <Value>$data/Property[@Name='CPUUtilization']$</Value>

    </DataSource>

  </DataSources>

  <WriteActions>

    <WriteAction ID="WriteToDB" TypeID="SC!Microsoft.SystemCenter.CollectPerformanceData"/>

    <WriteAction ID="WriteToDW" TypeID="SCDW!Microsoft.SystemCenter.DataWarehouse.PublishPerformanceData"/>

  </WriteActions>

</Rule>