PERF_100NSEC_TIMER_INV

Applies To: Windows Server 2003, Windows Server 2003 R2, Windows Server 2003 with SP1, Windows Server 2003 with SP2

Description	This counter type shows the average percentage of active time observed during the sample interval. This is an inverse counter. Inverse counters are calculated by monitoring the percentage of time that the service was inactive and then subtracting that value from 100 percent.
Generic type	Percentage.
Formula	(1- ((N1 - N0) / (D1 - D0))) x 100, where the denominator (D) represents the total elapsed time of the sample interval, and the numerator (N) represents the time during the interval when the monitored components were inactive.
Average	(1- ((Nx - N0) / (Dx - D0))) x 100
Example	Processor\ % Processor Time