public static void IncrementSkippedSubmission(string mdbName, bool calculateOnly = false)
 {
     StoreDriverSubmissionDatabasePerfCounters.InstanceEntry instanceEntry = StoreDriverSubmissionDatabasePerfCounters.GetInstanceEntry(mdbName);
     if (instanceEntry != null)
     {
         if (!calculateOnly)
         {
             instanceEntry.SkippedSubmissionsCounter.AddValue(1L);
         }
         lock (MSExchangeStoreDriverSubmissionDatabase.TotalInstance.SkippedSubmissions)
         {
             instanceEntry.PerfCounterInstance.SkippedSubmissions.RawValue = instanceEntry.SkippedSubmissionsCounter.CalculateAverage();
         }
     }
 }