How are the utilization figures determined?
Utilization and performance counters are determined by collecting multiple samples each hour of each day for each week. The statistics for each hour over a week are correlated together to determine the average, hourly, prime time, and non-prime time utilization for each hour. Average utilization is typically the average utilization during the prime time hours of 7 AM to 6 PM, for example, or for the entire 24-hour period. Capacity Planner also maintains weekly summary statistics that track maximum observed, minimum observed, average, hourly, prime time, non-prime time, and weekend loads. Capacity Planner also maintains a summary for the most recent four weeks of performance statistics on these same criteria. The summary is used to determine peak load for consolidation recommendations. The peak load is determined by evaluating each metric over the most recent four weeks of collection and locating the hour of the day that has the highest average value. It is not the maximum observed valu
