<system.diagnostics>
      <sources>
        <source name="TraceSourceApp"
          switchName="sourceSwitch"
          switchType="System.Diagnostics.SourceSwitch">
          <listeners>
            <add name="console"
              type="System.Diagnostics.ConsoleTraceListener">
              <filter type="System.Diagnostics.EventTypeFilter"
                initializeData="Warning"/>

private static TraceSource mySource =
            new TraceSource("TraceSourceApp");
static void Main(string[] args)
{
    mySource.TraceEvent(TraceEventType.Error, 1, "Error message.");
 
    // Change the event type for which tracing occurs.
    // The console trace listener must be specified 
    // in the configuration file. First, save the original
    // settings from the configuration file.

#requires get-interface from http://www.nivot.org/2009/03/26/PowerShell20CTP3ModulesInPracticeNETInterfaces.aspx
# this needs to be program files x86 if in 64 bit context
$runtimeDir="$($env:ProgramFiles)\Inishtech SLP Code Protector"
add-type -path "$runtimeDir\Microsoft.Licensing.Runtime2.0.DLL"
#NB if you leave this empty, you'll only see the memory store
$shortCode = "abc12"
$r = new-object Microsoft.Licensing.SLMRuntime $shortCode
$ls = get-interface $r.LicenseStores ([Microsoft.Licensing.ISLMLicenseStores])
$localStores=$ls.MachineStore
$localStores | %{get-interface $_ ([Microsoft.Licensing.ILicenseStore])}

const string PC_CATEGORY = "_Tmp";
const string PC_NAME = "_Tmp";
 
if (!PerformanceCounterCategory.Exists(PC_CATEGORY))
{
    CounterCreationDataCollection data = new CounterCreationDataCollection();
    CounterCreationData counter = new CounterCreationData(PC_NAME, "", PerformanceCounterType.NumberOfItems32);
    var pcCategory = PerformanceCounterCategory.Create(PC_CATEGORY, "", PerformanceCounterCategoryType.MultiInstance, data);
 
    data.Add(counter);