Description This counter type is designed to monitor the average length of a queue to a resource over time. It shows the difference between the queue lengths observed during the last two sample intervals divided by the duration of the interval.
Generic type Average
Formula (N1 - N0) / (D1 - D0), where the numerator (N) represents the number of items in the queue and the denominator (D) represents the time elapsed during the last sample interval.
Average (Nx - N0) / (Dx - D0)
Example There are no counters of this type installed with Windows 2000.