Hyper-V VM Dynamic Memory Performance Discovery

VKernel.CapacityAnalyzer.VmDymMemoryPerfDiscovery (Discovery)

Element properties:

Object Discovery Details:

Member Modules:

Source Code:

<Discovery ID="VKernel.CapacityAnalyzer.VmDymMemoryPerfDiscovery" Enabled="true" Target="SCVMM2012DiscoveryMP!Microsoft.SystemCenter.VirtualMachineManager.2012.HyperVHost" ConfirmDelivery="false" Remotable="true" Priority="Normal">

  <Category>Discovery</Category>

  <DiscoveryTypes>

    <DiscoveryClass TypeID="VKernel.CapacityAnalyzer.VmDynMemoryPerf">

      <Property TypeID="VKernel.CapacityAnalyzer.VmDynMemoryPerf" PropertyID="Name"/>

      <Property TypeID="System!System.Entity" PropertyID="DisplayName"/>

    </DiscoveryClass>

  </DiscoveryTypes>

  <DataSource ID="DS" TypeID="Windows!Microsoft.Windows.TimedScript.DiscoveryProvider">

    <IntervalSeconds>900</IntervalSeconds>

    <SyncTime/>

    <ScriptName>VmDynMemoryDiscovery.js</ScriptName>

    <Arguments>$MPElement$ $Target/Id$ $Target/Host/Property[Type="Windows!Microsoft.Windows.Computer"]/PrincipalName$ $Target/Property[Type="SCVMMLibraryMP!Microsoft.SystemCenter.VirtualMachineManager.VMHost"]/VMMId$</Arguments>

    <ScriptBody><Script>var oAPI = WScript.CreateObject("MOM.ScriptAPI");

var oArgs = WScript.Arguments;

var SourceId = oArgs.Item(0);

var ManagedEntityId = oArgs.Item(1);

var ComputerName = oArgs.Item(2);

var VmmGuid = oArgs.Item(3);

var locator = WScript.CreateObject("WbemScripting.SWbemLocator");

var services = locator.ConnectServer(ComputerName, "root\\cimv2");

var wmiEnum = new Enumerator(services.ExecQuery("select * from meta_class where __Class = \"Win32_PerfFormattedData_BalancerStats_HyperVDynamicMemoryVM\"", "WQL", 0x20));

var oDiscoveryData = oAPI.CreateDiscoveryData(0, SourceId, ManagedEntityId);

var classExists = false;



for (; !wmiEnum.atEnd(); wmiEnum.moveNext())

{

	classExists = true;

}



if (classExists)

{

	wmiEnum = new Enumerator(services.ExecQuery("select * from Win32_PerfFormattedData_BalancerStats_HyperVDynamicMemoryVM where CurrentPressure &gt; 0", "WQL", 0x20));



	for (; !wmiEnum.atEnd(); wmiEnum.moveNext())

	{

		var memObj = wmiEnum.item();

		var oInst = oDiscoveryData.CreateClassInstance("$MPElement[Name='VKernel.CapacityAnalyzer.VmDynMemoryPerf']$")



		oInst.AddProperty("$MPElement[Name='Windows!Microsoft.Windows.Computer']/PrincipalName$", ComputerName);

		oInst.AddProperty("$MPElement[Name='SCVMMLibraryMP!Microsoft.SystemCenter.VirtualMachineManager.VMHost']/VMMId$", VmmGuid);



		oInst.AddProperty("$MPElement[Name='System!System.Entity']/DisplayName$", memObj.Name);

		oInst.AddProperty("$MPElement[Name='VKernel.CapacityAnalyzer.VmDynMemoryPerf']/Name$", memObj.Name);

		oDiscoveryData.AddInstance(oInst);

	}

}

oAPI.Return(oDiscoveryData);

</Script></ScriptBody>

    <TimeoutSeconds>300</TimeoutSeconds>

  </DataSource>

</Discovery>