public static void DecrementGauge(StatisticGauge gauge)
 {
     switch (gauge)
     {
         case StatisticGauge.ActiveReadOperation:
             Interlocked.Decrement(ref Gauges.ActiveReadOperation);
             break;
         case StatisticGauge.ActiveWriteOperation:
             Interlocked.Decrement(ref Gauges.ActiveWriteOperation);
             break;
         case StatisticGauge.QueuedWriteOperation:
             Interlocked.Decrement(ref Gauges.QueuedWriteOperation);
             break;
     }
 }