public void Bootstrap(PerfCounterSetup perfCounterSetup)
{
try
{
foreach (var category in perfCounterSetup.CounterSetupCategories)
{
//load any existing perf metrics so we dont destroy them
var existingValues = GetPreservedValues(category.CounterCategoryName, category.PerfCounterSetupItems.Select(x => x.CounterName).ToArray());
//delete the category
try
{
PerformanceCounterCategory.Delete(category.CounterCategoryName);
}
catch (InvalidOperationException)
{
}
//rebuild the category
var counterCreationDataCollection = new CounterCreationDataCollection(category.PerfCounterSetupItems.Select(x => x.GetCounterCreationData()).ToArray());
PerformanceCounterCategory.Create(category.CounterCategoryName, category.CounterCategoryDescription, PerformanceCounterCategoryType.SingleInstance, counterCreationDataCollection);
//load the perf counters into memory and restore any pre-existing values from before they were rebuilt
foreach (var perfCounterSetupItem in category.PerfCounterSetupItems)
{
var c = new PerformanceCounter();
c.CategoryName = category.CounterCategoryName;
c.CounterName = perfCounterSetupItem.CounterName;
// c.InstanceName = GetInstanceName();
c.ReadOnly = false;
// c.InstanceLifetime = PerformanceCounterInstanceLifetime.Process;
// c.RawValue = 0;
if (existingValues.ContainsKey(perfCounterSetupItem.CounterName))
{
c.RawValue = existingValues[perfCounterSetupItem.CounterName];
}
PerformanceCounters[category.CounterCategoryName + "." + perfCounterSetupItem.CounterName] = c;
}
}
}
catch (SecurityException exp)
{
throw new SecurityException(string.Format("Error encountered in bootstrap (setting up performance counters): [{0}]. This may be fixed by running in elevated privileges.", exp.Message));
}
}
public void Bootstrap(PerfCounterSetup perfCounterSetup)
{
PerformanceCounters = new Dictionary <string, PerformanceCounter>();
}