Riding the WavesTrends, Curves, and TimeTying Application Level Metrics to System Statistics: Database ExampleForecasting Peak-Driven Resource Usage: Web Server ExampleCaveats Concerning Small DatasetsAutomating the ForecastingSafety FactorsProcurementProcurement Time: The Killer MetricJust-in-Time InventoryThe Effects of Increasing CapacityLong-Term TrendsTraffic Pattern ChangesApplication Usage Changes and Product PlanningIteration and CalibrationBest GuessesDiagonal Scaling OpportunitiesSummaryReadingsResources