private Task<JobTaskResult> GenerateAsync(WorkerResult workerResult)
{
return Task.Run(() =>
{
var result = ResultWindowItem.Parse(workerResult);
var max = (int) Math.Floor(workerResult.Elapsed.TotalMilliseconds / 1000);
var throughput = workerResult.Seconds
.Where(r => r.Key < max && r.Value.Count > 0)
.OrderBy(r => r.Key)
.Select(r => new DataPoint(r.Key, r.Value.Count));
return new JobTaskResult
{
ResultWindowItem = result,
Throughput = throughput
};
});
}
public async Task Load(WorkerResult workerResult)
{
var taskResult = await GenerateAsync(workerResult);
_resultWindowItem = taskResult.ResultWindowItem;
RequestsPerSecondGraph.Draw(taskResult.Throughput, "{Y:#,0} rps");
var dataPoints = workerResult.Histogram.Select((count, i) => new DataPoint(i / 80.0 * (_resultWindowItem.Max - _resultWindowItem.Min) + _resultWindowItem.Min, count)).ToList();
HistogramGraph.Draw(dataPoints, "{X:0.000} ms");
Title = "Netling - " + _resultWindowItem.Url;
ThreadsValueUserControl.Value = _resultWindowItem.Threads.ToString();
PipeliningValueUserControl.Value = _resultWindowItem.Pipelining.ToString();
ThreadAffinityValueUserControl.Value = _resultWindowItem.ThreadAffinity ? "ON" : "OFF";
RequestsValueUserControl.Value = _resultWindowItem.JobsPerSecond.ToString("#,0");
ElapsedValueUserControl.Value = $"{_resultWindowItem.ElapsedSeconds:0}";
BandwidthValueUserControl.Value = _resultWindowItem.Bandwidth.ToString("#,0");
ErrorsValueUserControl.Value = _resultWindowItem.Errors.ToString("#,0");
MedianValueUserControl.Value = string.Format(_resultWindowItem.Median > 5 ? "{0:#,0}" : "{0:0.000}", _resultWindowItem.Median);
StdDevValueUserControl.Value = string.Format(_resultWindowItem.StdDev > 5 ? "{0:#,0}" : "{0:0.000}", _resultWindowItem.StdDev);
MinValueUserControl.Value = string.Format(_resultWindowItem.Min > 5 ? "{0:#,0}" : "{0:0.000}", _resultWindowItem.Min);
MaxValueUserControl.Value = string.Format(_resultWindowItem.Max > 5 ? "{0:#,0}" : "{0:0.000}", _resultWindowItem.Max);
MinTextBlock.Text = MinValueUserControl.Value + " ms";
MaxTextBlock.Text = MaxValueUserControl.Value + " ms";
var errors = new Dictionary<string, string>();
foreach (var statusCode in workerResult.StatusCodes)
{
errors.Add(statusCode.Key.ToString(), statusCode.Value.ToString("#,0"));
}
foreach (var exception in workerResult.Exceptions)
{
errors.Add(exception.Key.ToString(), exception.Value.ToString("#,0"));
}
ErrorsListView.ItemsSource = errors;
if (_sender.ResultWindowItem != null)
LoadBaseline(_sender.ResultWindowItem);
}
public static ResultWindowItem Parse(WorkerResult result)
{
return new ResultWindowItem
{
Url = result.Url,
Threads = result.Threads,
Pipelining = result.Pipelining,
ThreadAffinity = result.ThreadAffinity,
JobsPerSecond = result.RequestsPerSecond,
ElapsedSeconds = result.Elapsed.TotalSeconds,
Bandwidth = result.Bandwidth,
Errors = result.Errors,
Median = result.Median,
StdDev = result.StdDev,
Min = result.Min,
Max = result.Max,
};
}
private static string GetAsciiHistogram(WorkerResult workerResult)
{
if (workerResult.Histogram.Length == 0)
return string.Empty;
const string filled = "█";
const string empty = " ";
var histogramText = new string[7];
var max = workerResult.Histogram.Max();
foreach (var t in workerResult.Histogram)
{
for (var j = 0; j < histogramText.Length; j++)
{
histogramText[j] += t > max / histogramText.Length * (histogramText.Length - j - 1) ? filled : empty;
}
}
var text = string.Join("\r\n", histogramText);
var minText = string.Format("{0:0.000} ms ", workerResult.Min);
var maxText = string.Format(" {0:0.000} ms", workerResult.Max);
text += "\r\n" + minText + new string('=', workerResult.Histogram.Length - minText.Length - maxText.Length) + maxText;
return text;
}
private static Task<WorkerResult> Run(Uri uri, int threads, bool threadAffinity, int pipelining, TimeSpan duration, int? count, CancellationToken cancellationToken)
{
return Task.Run(() =>
{
var combinedWorkerThreadResult = QueueWorkerThreads(uri, threads, threadAffinity, pipelining, duration, count, cancellationToken);
var workerResult = new WorkerResult(uri, threads, threadAffinity, pipelining, combinedWorkerThreadResult.Elapsed);
workerResult.Process(combinedWorkerThreadResult);
return workerResult;
});
}
