public static PerformanceResult RunConcurrentPerformanceTest(int numIterations, int degreeParallelism,
Func<bool> operation)
{
int i;
var taskList = new Task<PerformanceResult>[degreeParallelism];
int subIterations = numIterations/degreeParallelism;
for (i = 0; i < degreeParallelism; i++)
{
var t = new Task<PerformanceResult>(() => RunPerformanceTest(subIterations, operation, true));
taskList[i] = t;
}
for (i = 0; i < degreeParallelism; i++) taskList[i].Start();
Task.WaitAll(taskList);
var rawData = new List<double>();
bool valid = true;
for (i = 0; i < degreeParallelism; i++)
{
valid &= taskList[i].Result.IsValid;
rawData.AddRange(taskList[i].Result.DescriptiveResult.RawData);
}
var desc = new DescriptiveAnalysis(rawData);
desc.Analyze(false);
desc.AnalyzeHistogram(cHistogramBuckets);
var res = new PerformanceResult
{
IsValid = valid,
TotalMilliseconds = taskList.Max(p => p.Result.TotalMilliseconds),
TotalSeconds = taskList.Max(p => p.Result.TotalSeconds),
TotalTicks = taskList.Max(p => p.Result.TotalTicks),
DescriptiveResult = desc.Result
};
for (i = 0; i < degreeParallelism; i++) taskList[i].Dispose();
return res;
}
