public void TestThreadPoolPerformance()
{
const int numberOfOperations = 100000;
var ssw = new SplitStopwatch();
// Test without any threadPool.
ssw.Start("SINGLE THREADED WITHOUT POOL:");
for (var i = 0; i < numberOfOperations; i++)
{
CalcAverage(GetNumbersForAverage());
}
ssw.Stop("Done.", 1);
Console.Out.WriteLine(string.Empty);
ssw.Reset();
for (var numberOfWorkerThreads = 1;
numberOfWorkerThreads < Environment.ProcessorCount * 2;
numberOfWorkerThreads++)
{
ssw.Start("THREADPOOL (" + numberOfWorkerThreads + " workerThreads):");
threadPool = new ThreadPool(numberOfWorkerThreads, "testWorker");
ssw.Split("Starting to enqueue.", 1);
for (var i = 0; i < numberOfOperations; i++)
{
threadPool.EnqueueWorkItem(CalcAverage, GetNumbersForAverage());
}
ssw.Split("All items are enqueued.", 1);
threadPool.WaitForEveryWorkerIdle();
threadPool.ShutDown();
ssw.Stop("Done.", 1);
Console.Out.WriteLine(string.Empty);
ssw.Reset();
}
}
