public async Task TestBatchRequestAggregator()
{
var btp = new BatchRequestAggregator(4);
var sw = Stopwatch.StartNew();
var bag = new ConcurrentBag <int>();
var proxy = btp.GetBuilder <int, string>(async xs =>
{
await Task.Delay(100);
Console.WriteLine("batch size: {0}, @{1}, by thread:{2}", xs.Count, sw.ElapsedMilliseconds, Thread.CurrentThread.ManagedThreadId);
bag.Add(xs.Count);
return((from x in xs select x.ToString()).ToList());
}).WithMaxBatchSize(50).Create();
var tasks = (from t in Enumerable.Range(0, 100)
select proxy.InvokeAsync(Enumerable.Range(t, 10).ToList())).ToArray();
await Task.WhenAll(tasks);
Console.WriteLine("Total: {0}ms", sw.ElapsedMilliseconds);
Console.WriteLine("Average size: {0}", bag.Average());
Assert.IsTrue(sw.ElapsedMilliseconds > 200, "Pool not effective!");
Assert.IsTrue(sw.ElapsedMilliseconds < 1000, "Merge not effective!");
Assert.IsTrue(bag.Average() > 30.0, "Merge not effective!");
for (int i = 0; i < tasks.Length; i++)
{
var results = tasks[i].Result;
for (int j = 0; j < 10; j++)
{
Assert.AreEqual((i + j).ToString(), results[j], "Error at {0}-{1}, Expected:{2}, Actual:{3}", i, j, (i + j).ToString(), results[j]);
}
}
}
static void Main(string[] args)
{
string countStr;
do
{
Console.Write("请输入启动线程数:");
countStr = Console.ReadLine();
int count = Convert.ToInt32(countStr);
int times = 0;
do
{
Semaphore task = new Semaphore(0, count);
Semaphore wait = new Semaphore(0, count);
for (int i = 0; i < count; i++)
{
new Thread(Send).Start(new Tuple <Semaphore, Semaphore>(task, wait));
}
task.Release(count);
Console.WriteLine("请等待线程执行结束");
WaitAll(wait, count);
Console.WriteLine("平均耗时:{0}", list.Average());
} while (++times < 100);
Console.WriteLine("总平均耗时:{0}", list.Average());
} while (true);
}
private async Task StartSimulation()
{
if (Simulator.SongData == null)
{
MessageBox.Show("楽曲を選んでください");
return;
}
if (Simulator.Unit == null)
{
MessageBox.Show("ユニットを選んでください");
return;
}
if (Runs < 1 || Runs > 1000000)
{
MessageBox.Show("試行回数は1から1,000,000までである必要があります");
return;
}
Note[] pattern = null;
if (UtilizeActualPattern)
{
pattern = await new PatternProvider().GetPattern(Simulator.Song, Simulator.SongData.Difficulty, Simulator.SongData.Notes);
if (pattern == null)
{
MessageBox.Show($"{Simulator.Song.Title}({Simulator.SongData.Difficulty})の譜面データが見つかりませんでした。");
return;
}
}
SimulationCompleted = false;
var results = new ConcurrentBag <SimulationResult>();
await Task.Run(() => Parallel.For(1, Runs + 1, i => results.Add(Simulator.StartSimulation(RandomFactory.Create(), i, pattern == null ? null : new Queue <Note>(pattern)))));
MaxScore = results.Max(x => x.Score);
MaxScorePerNote = results.Max(x => x.ScorePerNote);
MinScore = results.Min(x => x.Score);
MinScorePerNote = results.Min(x => x.ScorePerNote);
AverageScore = (int)results.Average(x => x.Score);
AverageScorePerNote = (int)results.Average(x => x.ScorePerNote);
ScoreDistribution = results.GroupBy(x => (int)Math.Floor(x.Score / 10000.0)).OrderBy(x => x.Key).ToDictionary(x => x.Key, x => (double)x.Count() / results.Count);
StandardDeviation = Math.Round(Math.Sqrt(results.Sum(x => Math.Pow(x.Score - AverageScore, 2))) / results.Count);
int idx = 1;
var duration = results.First().Duration;
ActualTriggerRatio = Simulator.Unit.Slots.ToDictionary(s => $"スロット{idx++}",
s => s == null ? 0 : results.SelectMany(x => x.TriggeredSkills).Where(x => x.Who == s).Count() / (results.Count * Math.Floor((duration - 1.0) / s.Skill.Interval)));
SimulationResults = results.OrderBy(x => x.Id).Take(100).ToList();
SelectedResult = SimulationResults[0];
SimulationCompleted = true;
}
static void Main(string[] args)
{
AppDomain.CurrentDomain.UnhandledException += CurrentDomain_UnhandledException;
var timer = new Timer(StatusCheck, null, TimeSpan.FromSeconds(5), TimeSpan.FromSeconds(5));
rand = new Random();
cts = new CancellationTokenSource();
cts.Token.Register(CancelThreads);
foreach (var i in Enumerable.Range(0, 10))
{
DoTestBatch();
}
while (open > 1)
{
Thread.Sleep(250);
}
Console.WriteLine("Done " + sent);
timer.Change(TimeSpan.FromMilliseconds(-1), TimeSpan.FromMilliseconds(-1));
Console.WriteLine("Avg Chat " + WatchBag.Average());
Console.WriteLine("Min " + WatchBag.Min());
Console.WriteLine("Max " + WatchBag.Max());
Console.ReadLine();
}
private static void MultiThreadPerformanceTest(IFixedSizeCache<string, int> cache, int loopCount)
{
ConcurrentBag<long> allTickTimes = new ConcurrentBag<long>();
ConcurrentBag<long> allElapsedTimesMilliseconds = new ConcurrentBag<long>();
Parallel.For(0, 25, i =>
{
Task.Run(() => TimeParralelCacheWrite(cache, loopCount));
Stopwatch timer = TimeParralelCacheWrite(cache, loopCount);
allTickTimes.Add(timer.ElapsedTicks);
allElapsedTimesMilliseconds.Add(timer.ElapsedMilliseconds);
});
double averageTickTime = allTickTimes.Average();
double averageTimeMilliseconds = allElapsedTimesMilliseconds.Average();
Console.WriteLine("Average ticks: " + averageTickTime);
Console.WriteLine("Average ms: " + averageTimeMilliseconds);
//Assert.That(averageTickTime, Is.LessThanOrEqualTo(3005055));
//Assert.That(averageTimeMilliseconds, Is.LessThanOrEqualTo(1826)); //spinlock > normal lock > MemoryCache > flashcaches
Assert.That(cache.CacheItemCount, Is.LessThanOrEqualTo(300000));
}
static void Main(string[] args)
{
var asyncProcessor = new AsyncProcessor(5, TimeSpan.FromSeconds(5));
var totalTime = Stopwatch.StartNew();
var threads = new List <Task>();
for (int i = 0; i < 40; i++)
{
var task = Task.Run(async() =>
{
var request = new Request();
try
{
lock (_rnd)
{
Console.ForegroundColor = ConsoleColor.White;
Console.WriteLine($"{request} Program Sending a Request. FreeChannel: {asyncProcessor.FreeChannel}");
}
var response = await asyncProcessor.RemoteCall(request);
lock (_rnd)
{
Console.ForegroundColor = ConsoleColor.Green;
Console.WriteLine($"{response} Program Receiving a Response. FreeChannel: {asyncProcessor.FreeChannel} Type {request.Type}");
}
_responses.Add(response);
}
catch (OperationCanceledException)
{
lock (_rnd)
{
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine($"{request} RemoteCall Cancelled. FreeChannel: {asyncProcessor.FreeChannel} Type {request.Type}");
}
Interlocked.Increment(ref _cancelCount);
}
catch (Exception ex)
{
Console.WriteLine($"{request} Failed. {ex.GetType().Name}: {ex.Message}\r\n{ex.StackTrace}");
}
});
Thread.Sleep(_rnd.Next(100, 2000));
threads.Add(task);
}
lock (_rnd)
{
Console.ForegroundColor = ConsoleColor.White;
Console.WriteLine("Wait all task to finish.");
}
Task.WaitAll(threads.ToArray());
totalTime.Stop();
lock (_rnd)
{
Console.ForegroundColor = ConsoleColor.White;
Console.WriteLine($"All task completed. TotalTime: {totalTime.Elapsed}");
var avg = TimeSpan.FromMilliseconds(_responses.Count > 0
? _responses.Average(e => e.ResponseTime.TotalMilliseconds)
: 0);
Console.WriteLine($"Average: {avg} Completed/Cancelled: {_responses.Count}/{_cancelCount}");
}
}
private static void ShowStats(SynchedColouredConsoleTraceWriter synchedConsole)
{
synchedConsole.WriteLine($@"
Following results & performance based on a {100.0 / _perTestMeasureEveryN:#0.0}% sample ({MonitoredWorkBag.Count:#,##0}) + all timeouts & faulted requests.
Results & performance of sample...
Total: {MonitoredWorkBag.Count:#,##0},
Completed: {MonitoredWorkBag.Count(t => t.Item1.IsCompleted):#,##0},
Faulted: {MonitoredWorkBag.Count(t => t.Item1.IsFaulted):#,##0},
Cancelled: {MonitoredWorkBag.Count(t => t.Item1.IsCanceled):#,##0},
Performance (microseconds [us] - thousandaths of milliseconds / millionths of seconds)
Fastest: {MonitoredWorkBag.Min(t => t.Item2.TotalMilliseconds * 1000):#,##0.0} (us),
Slowest: {MonitoredWorkBag.Max(t => t.Item2.TotalMilliseconds * 1000):#,##0.0} (us),
Average time: {MonitoredWorkBag.Average(t => t.Item2.TotalMilliseconds * 1000):#,##0.0} (us),
Median: {Percentile(MonitoredWorkBag.Select(t => t.Item2.TotalMilliseconds * 1000), 0.50):#,##0.0} (us),
P75: {Percentile(MonitoredWorkBag.Select(t => t.Item2.TotalMilliseconds * 1000), 0.75):#,##0.0} (us),
P90: {Percentile(MonitoredWorkBag.Select(t => t.Item2.TotalMilliseconds * 1000), 0.90):#,##0.0} (us),
P95: {Percentile(MonitoredWorkBag.Select(t => t.Item2.TotalMilliseconds * 1000), 0.95):#,##0.0} (us),
P99: {Percentile(MonitoredWorkBag.Select(t => t.Item2.TotalMilliseconds * 1000), 0.99):#,##0.0} (us),
P3x9: {Percentile(MonitoredWorkBag.Select(t => t.Item2.TotalMilliseconds * 1000), 0.999):#,##0.0} (us),
P5x9: {Percentile(MonitoredWorkBag.Select(t => t.Item2.TotalMilliseconds * 1000), 0.99999):#,##0.0} (us),
", overrideShowOutput: true);
}
private async Task <double> ExecuteTestsAsync(string name, Func <Uri, Task> runAsync)
{
const int iterationCount = 5 + 1;
var results = new ConcurrentBag <Result>();
for (var iteration = 0; iteration < iterationCount; iteration++)
{
await RunIteration(name, iteration, runAsync, iteration > 0?results : null);
}
using (var fileStream = new FileStream(_fileName, FileMode.Append))
using (var streamReader = new StreamWriter(fileStream, new UTF8Encoding(encoderShouldEmitUTF8Identifier: false, throwOnInvalidBytes: true)))
using (var csvWriter = new CsvWriter(streamReader))
{
if (!_wroteHeader)
{
csvWriter.WriteHeader <Result>();
csvWriter.NextRecord();
_wroteHeader = true;
}
foreach (var result in results.OrderBy(x => x.Name).ThenBy(x => x.Iteration).ThenBy(x => x.Sequence))
{
csvWriter.WriteRecord(result);
csvWriter.NextRecord();
}
}
var average = results.Average(x => x.DurationMs);
_output.WriteLine($"{name}: average = {average}");
return(average);
}
private void LogTemplates(ConcurrentBag <long> speedLogs, int totalCount)
{
Log($"Max: {speedLogs.Max():n0} ms");
Log($"Min: {speedLogs.Min():n0} ms");
Log($"Avg: {speedLogs.Average():n3} ms");
Log($"Total: {speedLogs.Sum():n0} ms");
Log($"InsertsInSecond: {speedLogs.Count() / (speedLogs.Sum() / (double) 1000):n3}");
Log($"Success: {speedLogs.Count():n0}/{totalCount:n0}\n");
}
public static async Task Parallel(int numUsers, int numIterationsPerUser, Func <Task> action, int expectedAvg = 100, ITestOutputHelper testOutput = null)
{
await action();
var elapsedMs = new ConcurrentBag <long>();
var errors = 0;
async Task RunAsync()
{
for (var i = 0; i < numIterationsPerUser; i++)
{
try
{
var watch = Stopwatch.StartNew();
await action();
watch.Stop();
elapsedMs.Add(watch.ElapsedMilliseconds);
}
catch
{
Interlocked.Increment(ref errors);
}
}
}
var tasks = new List <Task>();
for (var i = 0; i < numUsers; i++)
{
tasks.Add(Task.Run(RunAsync));
}
await Task.WhenAll(tasks);
var count = elapsedMs.Count;
var avg = elapsedMs.Average();
if (testOutput != null)
{
testOutput.WriteLine("Total Errors: {0}/{1}", errors, numUsers * numIterationsPerUser);
testOutput.WriteLine("Total Count: {0}/{1}", count, numUsers * numIterationsPerUser);
testOutput.WriteLine(string.Empty);
testOutput.WriteLine("Performance Average: {0}", avg);
testOutput.WriteLine("Performance Max: {0}", elapsedMs.Max());
testOutput.WriteLine("Performance Min: {0}", elapsedMs.Min());
}
Assert.InRange(avg, 0, expectedAvg);
}
public void TestConcurrent()
{
var serializerRepresentation = GetSerializerRepresentation();
var tags = new List <NamedValue <string> >
{
new NamedValue <string>("ChangeSet", Guid.NewGuid().ToString().ToUpperInvariant()),
};
var timestampUtc = DateTime.UtcNow;
var payloadType = typeof(byte[]).ToRepresentation();
var metadata = new StreamRecordMetadata(
Guid.NewGuid().ToString().ToUpperInvariant(),
serializerRepresentation,
typeof(string).ToRepresentation().ToWithAndWithoutVersion(),
payloadType.ToWithAndWithoutVersion(),
tags,
timestampUtc,
timestampUtc);
var payload = new BinaryDescribedSerialization(payloadType, serializerRepresentation, new byte[3000000]);
var putOp = new StandardPutRecordOp(metadata, payload);
var commandTimeout = TimeSpan.FromSeconds(1000);
var listOfStreams = Enumerable.Range(1, 10)
.Select(
_ => this.GetCreatedSqlStream(
commandTimeout,
RecordTagAssociationManagementStrategy.ExternallyManaged))
.ToList();
var times = new ConcurrentBag <TimeSpan>();
Parallel.ForEach(listOfStreams, _ =>
{
var stopwatch = new Stopwatch();
for (var idx = 0;
idx < 100;
idx++)
{
stopwatch.Reset();
stopwatch.Start();
_.Execute(putOp);
stopwatch.Stop();
times.Add(stopwatch.Elapsed);
}
});
var averageSeconds = times.Average(_ => _.TotalSeconds);
var minSeconds = times.Min(_ => _.TotalSeconds);
var maxSeconds = times.Max(_ => _.TotalSeconds);
this.testOutputHelper.WriteLine(Invariant($"{nameof(averageSeconds)}: {averageSeconds}, {nameof(minSeconds)}: {minSeconds}, {nameof(maxSeconds)}: {maxSeconds}, "));
foreach (var time in times)
{
this.testOutputHelper.WriteLine(time.TotalSeconds.ToString(CultureInfo.InvariantCulture));
}
}
private static async Task GetStatsTask(ConcurrentBag <Tester> testers, int count, NLog.Logger logger, DateTime startTime)
{
double?maxRate = null;
double?minRate = null;
// initializing:
while (true)
{
await Task.Delay(2000);
var now = DateTime.Now;
var currentCount = testers.Count;
var elapsed = (now - startTime).TotalMilliseconds / 1000;
var currentRate = currentCount / elapsed;
if (maxRate == null || maxRate < currentRate)
{
maxRate = currentRate;
}
if (minRate == null || minRate > currentRate)
{
minRate = currentRate;
}
logger.Info($"Starts {currentCount}/{count}, current {currentRate:.00}/s, max {maxRate:.00}/s, min {minRate:.00}/s; " +
$"Connect Elapsed: max {testers.Max(s => s.ConnectStats.MaxElapsed):.00}, min {testers.Min(s => s.ConnectStats.MinElapsed):.00}, avg {testers.Average(s => s.ConnectStats.AvgElapsed):.00}");
LogExceptions(testers, logger);
if (currentCount == count)
{
break;
}
}
// running:
// aggregate exception count
while (true)
{
await Task.Delay(2000);
logger.Info($"[connected]{testers.Count(s => s.IsConnected)}/[connecting]{testers.Count(s => s.IsConnecting)}/[total]{count};" +
$" sending {testers.Sum(s => s.SendMessageStats.ReceivedCount)} messages" +
$"\n\t Delay: avergae {testers.Average(s => s.SendMessageStats.AvgElapsed)}, " +
$" max {testers.Max(s => s.SendMessageStats.MaxElapsed)}, min {testers.Min(s => s.SendMessageStats.MinElapsed)} " +
$"\n\tSend: max success {testers.Max(s => s.SendMessageStats.SuccessCount)}; max notsent {testers.Max(s => s.SendMessageStats.NotSentCount)}; max error {testers.Max(s => s.SendMessageStats.ErrorCount)};" +
$"\n\tNotReceived: max {testers.Max(s => s.SendMessageStats.SuccessCount - s.SendMessageStats.ReceivedCount)}");
if (testers.Any(s => s.ReconnectCount > 0))
{
logger.Info($"\n\tReconnect: max: {testers.Max(s => s.RecoverStats.MaxElapsed)}, avg: {testers.Average(s => s.RecoverStats.AvgElapsed)} ");
}
LogExceptions(testers, logger);
}
}
public void CountSortDecisionsTest()
{
int setLength = 11;
int sortAttempts = 1000;
var decisionCounts = new ConcurrentBag<int>();
Parallel.ForEach(Enumerable.Range(0, sortAttempts), attempt =>
{
var integerComparableList = Enumerable.Range(0, setLength)
.RandomiseOrder()
.Select(i => new IntegerAbstractComparable(i))
.ToArray();
bool completed = false;
int decisions = 0;
SortResult<IntegerAbstractComparable> orderedIntegerComparableSortResult = null;
while (!completed)
{
orderedIntegerComparableSortResult = orderService.OrderObjects(integerComparableList);
completed = orderedIntegerComparableSortResult.Completed;
if (!completed)
{
if (orderedIntegerComparableSortResult.LeftSort.Value > orderedIntegerComparableSortResult.RightSort.Value)
{
orderedIntegerComparableSortResult.RightSort.AddHigherRankedObject(orderedIntegerComparableSortResult.LeftSort);
}
else
{
orderedIntegerComparableSortResult.LeftSort.AddHigherRankedObject(orderedIntegerComparableSortResult.RightSort);
}
decisions++;
}
}
var expectedIntegerComparableList = integerComparableList.OrderBy(i => i.Value).ToArray();
// asserts
Assert.IsTrue(orderedIntegerComparableSortResult.Completed);
CollectionAssert.AreEquivalent(expectedIntegerComparableList, orderedIntegerComparableSortResult.SortedResults.ToArray());
decisionCounts.Add(decisions);
});
var averageDecision = decisionCounts.Average();
var minDecision = decisionCounts.Min();
var maxDecision = decisionCounts.Max();
var diff = maxDecision - minDecision;
Console.WriteLine(averageDecision);
// quick sort - 35.519
// 13
// 53
// merge sort
// min 17
// max 52
}
private static void TestSortAlgorithm(
int setLength,
int sortAttempts,
ISortAlgorithm <IntegerAbstractComparable> sortAlgorithm)
{
var orderService = new OrderService();
var decisionCounts = new ConcurrentBag <int>();
Parallel.ForEach(Enumerable.Range(0, sortAttempts), attempt =>
{
var integerComparableList = Enumerable.Range(0, setLength)
.RandomiseOrder()
.Select(i => new IntegerAbstractComparable(i))
.ToArray();
bool completed = false;
int decisions = 0;
SortResult <IntegerAbstractComparable> orderedIntegerComparableSortResult = null;
while (!completed)
{
orderedIntegerComparableSortResult = orderService
.OrderObjects(integerComparableList, sortAlgorithm);
completed = orderedIntegerComparableSortResult.Completed;
if (!completed)
{
if (orderedIntegerComparableSortResult.LeftSort.Value > orderedIntegerComparableSortResult.RightSort.Value)
{
orderedIntegerComparableSortResult.RightSort.AddHigherRankedObject(orderedIntegerComparableSortResult.LeftSort);
}
else
{
orderedIntegerComparableSortResult.LeftSort.AddHigherRankedObject(orderedIntegerComparableSortResult.RightSort);
}
decisions++;
}
}
var expectedIntegerComparableList = integerComparableList.OrderBy(i => i.Value).ToArray();
// asserts
Assert.IsTrue(orderedIntegerComparableSortResult.Completed);
CollectionAssert.AreEquivalent(expectedIntegerComparableList, orderedIntegerComparableSortResult.SortedResults.ToArray());
decisionCounts.Add(decisions);
});
var averageDecision = decisionCounts.Average();
var minDecision = decisionCounts.Min();
var maxDecision = decisionCounts.Max();
var diff = maxDecision - minDecision;
Console.WriteLine($"{sortAlgorithm.GetType().Name} average decisions: {averageDecision} minimum decisions: {minDecision} maximum decisions: {maxDecision}");
}
private static async Task GetStatsTask(ConcurrentBag <Tester> testers, int count, NLog.Logger logger, DateTime startTime)
{
double?maxRate = null;
double?minRate = null;
// initializing:
while (true)
{
await Task.Delay(2000);
var now = DateTime.Now;
var currentCount = testers.Count;
var elapsed = (now - startTime).TotalMilliseconds / 1000;
var currentRate = currentCount / elapsed;
if (maxRate == null || maxRate < currentRate)
{
maxRate = currentRate;
}
if (minRate == null || minRate > currentRate)
{
minRate = currentRate;
}
var sb = new StringBuilder();
sb.Append($"Starts {currentCount}/{count}, current {currentRate:.00}/s, max {maxRate:.00}/s, min {minRate:.00}/s; " +
$"Connect Elapsed: max {testers.Max(s => s.ConnectStats.MaxElapsed):.00}, min {testers.Min(s => s.ConnectStats.MinElapsed):.00}, avg {testers.Average(s => s.ConnectStats.AvgElapsed):.00}");
sb = LogExceptions(testers, sb);
logger.Info(sb);
if (currentCount == count)
{
break;
}
}
// running:
// aggregate exception count
while (true)
{
await Task.Delay(2000);
var sb = new StringBuilder();
sb.Append($"\n\t[connected]{testers.Count(s => s.ConnectStatus == Status.Connected)}/[connecting]{testers.Count(s => s.ConnectStatus == Status.Connecting)}/[disconnected]{testers.Count(s => s.ConnectStatus == Status.Disconnected)}/[total]{count};" +
$"\n\t[send]{testers.Sum(s => s.SendMessageStats.ReceivedCount)} messages," +
$" avg {testers.Average(s => s.SendMessageStats.AvgElapsed)}ms, " +
$" max {testers.Max(s => s.SendMessageStats.MaxElapsed)}ms, min {testers.Min(s => s.SendMessageStats.MinElapsed)}ms " +
$"\n\t[send]max success {testers.Max(s => s.SendMessageStats.SuccessCount)}; max not sent {testers.Max(s => s.SendMessageStats.NotSentCount)}; max error {testers.Max(s => s.SendMessageStats.ErrorCount)};" +
$" max not received {testers.Max(s => s.SendMessageStats.SuccessCount - s.SendMessageStats.ReceivedCount)}");
sb = LogExceptions(testers, sb);
logger.Info(sb);
}
}
public static void Run()
{
var numbers = new ConcurrentBag <double>();
Parallel.For(0, 100000, i => numbers.Add(new Random().NextDouble()));
var avg = numbers.Average();
Console.WriteLine($"The average is {avg}.");
Console.ReadLine();
}
public static double GetTraseholdByHistogram(
this Bitmap image,
double startTrasehold,
double delta)
{
double currentTrasehold = startTrasehold;
ConcurrentBag <double> G1 = new ConcurrentBag <double>();
ConcurrentBag <double> G2 = new ConcurrentBag <double>();
List <Task> tasks = new List <Task>();
List <Bitmap> imageRectangles = new List <Bitmap>();
int partSize = image.Width % 8 == 0 ? image.Width / 8 : image.Width / 8 + 1;
for (int i = 0; i < 8; i++)
{
imageRectangles.Add(GetImageRectangle(image, i * partSize, (image.Width % 8 != 0 && i == 7) ? image.Width - (7 * partSize) : partSize));
}
while (true)
{
for (int i = 0; i < 8; i++)
{
int m = i;
tasks.Add(new Task(() =>
{
int startIndex = m * partSize;
ParallelImage(currentTrasehold, G1, G2, imageRectangles[m]);
}));
}
foreach (var task in tasks)
{
task.Start();
}
Task.WaitAll(tasks.ToArray());
var tempTrasehold = (G1.Average() + G2.Average()) / 2.0;
if (Math.Abs(currentTrasehold - tempTrasehold) < delta)
{
return(tempTrasehold);
}
currentTrasehold = tempTrasehold;
G1 = new ConcurrentBag <double>();
G2 = new ConcurrentBag <double>();
tasks = new List <Task>();
}
}
private static async Task Run(int numUsers, int numIterationsPerUser, Func <Task> action, int expectedAvg = 100)
{
var elapsedMs = new ConcurrentBag <long>();
var errors = 0;
async Task RunAsync()
{
for (var i = 0; i < numIterationsPerUser; i++)
{
try
{
var watch = Stopwatch.StartNew();
await action();
watch.Stop();
elapsedMs.Add(watch.ElapsedMilliseconds);
}
catch
{
Interlocked.Increment(ref errors);
}
}
}
var tasks = new List <Task>();
for (var i = 0; i < numUsers; i++)
{
tasks.Add(Task.Run(RunAsync));
}
await Task.WhenAll(tasks);
var count = elapsedMs.Count;
var max = elapsedMs.Max();
var min = elapsedMs.Min();
var avg = elapsedMs.Average();
Assert.Equal(0, errors);
Assert.Equal(count, numUsers * numIterationsPerUser);
Assert.InRange(max, 0, expectedAvg * 10);
Assert.InRange(min, 0, expectedAvg);
Assert.InRange(avg, 0, expectedAvg);
}
public void SpeedLimitTest()
{
var speedPerSecondsHistory = new ConcurrentBag <long>();
var lastTick = 0L;
var expectedFileSize = DownloadTestHelper.FileSize10Mb; // real bytes size
var address = DownloadTestHelper.File10MbUrl;
var file = new FileInfo(Path.GetTempFileName());
var config = new DownloadConfiguration()
{
BufferBlockSize = 1024,
ChunkCount = 8,
ParallelDownload = true,
MaxTryAgainOnFailover = 100,
OnTheFlyDownload = true,
MaximumBytesPerSecond = 1024 * 1024 // 1MB/s
};
var progressCount = config.ChunkCount * (int)Math.Ceiling((double)expectedFileSize / config.ChunkCount / config.BufferBlockSize);
var downloader = new DownloadService(config);
downloader.DownloadProgressChanged += (s, e) =>
{
Interlocked.Decrement(ref progressCount);
if (Environment.TickCount64 - lastTick >= 1000)
{
speedPerSecondsHistory.Add(e.BytesPerSecondSpeed);
lastTick = Environment.TickCount64;
}
};
downloader.DownloadFileAsync(address, file.FullName).Wait(); // wait to download stopped!
var avgSpeed = (long)speedPerSecondsHistory.Average();
Assert.IsTrue(file.Exists);
Assert.AreEqual(expectedFileSize, downloader.Package.TotalFileSize);
Assert.AreEqual(expectedFileSize, file.Length);
Assert.IsTrue(progressCount <= 0);
Assert.IsTrue(avgSpeed <= config.MaximumBytesPerSecond);
if (File.Exists(file.FullName))
{
try
{
file.Delete();
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
}
public static void Main(string[] args)
{
//setup mqtt client
SetupMqtt();
//run simulator in another thread
var simulatedSensor = new Task(() => LoopDeviceSimulator());
simulatedSensor.Start();
//filter if mqtt data is coming
var FilteredSensorData =
from x in WhenDataReceived
let node = JsonConvert.DeserializeObject <SensorData>(new string(Encoding.UTF8.GetChars(x.Message)))
where node.Temp > 50
select x;
//create window for 5 seconds
var WindowedData = FilteredSensorData
.Window(() =>
{
var seqWindowControl = Observable.Interval(TimeSpan.FromSeconds(6));
return(seqWindowControl);
});
var TempRate = new ConcurrentBag <int>();
//subscribe
WindowedData
.Subscribe(seqwindow =>
{
Console.WriteLine($"Data from {DateTime.Now.AddSeconds(-5)} to {DateTime.Now}");
if (TempRate.Count > 0)
{
Console.WriteLine(
$"average temperature in 5 secs: {TempRate.Count} items at {TempRate.Average()}");
int someItem;
while (!TempRate.IsEmpty)
{
TempRate.TryTake(out someItem);
}
}
seqwindow.Subscribe(e =>
{
var msg = new string(Encoding.UTF8.GetChars(e.Message));
Console.WriteLine($"{e.Topic} -> {msg}");
var node = JsonConvert.DeserializeObject <SensorData>(msg);
TempRate.Add(node.Temp);
});
});
//infinite delay
Thread.Sleep(Timeout.Infinite);
}
private void Count()
{
var codeGroup = _counter.GroupBy(x => x.Response.StatusCode);
var codeGroupList = new List <string>();
foreach (var item in codeGroup)
{
codeGroupList.Add(string.Format("[{0}]:{1}", item.Key, item.Count()));
}
_console("Http状态码统计：" + string.Join("，", codeGroupList));
var total = _counter.Count;
var avgElapsed = _counter.Average(x => x.MilliSeconds);
_console(string.Format("总请求数：{0}，平均耗时：{1}ms", total, avgElapsed.ToString("0.000")));
}
public static void GetStatistics(IStrategy strategy, out double avg, out double stdDev, out double coeffVariation)
{
var numTests = Settings.Current.TestSettings.NumTests;
var scores = new ConcurrentBag <double>();
Parallel.For(0, numTests, i =>
{
var score = Test(strategy);
scores.Add(score);
});
avg = scores.Average();
stdDev = scores.StandardDeviation();
coeffVariation = stdDev / avg;
}
public async Task LogAction(double obj)
{
_temperatureReadings.Add(obj);
if (_temperatureReadings.Count >= 2)
{
var average = _temperatureReadings.Average();
_temperatureReadings = new ConcurrentBag <double>();
foreach (var action in _childLoggerActions)
{
await action.LogAction(average);
}
}
}
// other options for perf.
// 1) only grab certain directories either with dockerfiles or as specified by build.yaml
// 2) Prioritize large files or files with lots of copies.
// 3) parallelize copy with buffer first attempt at that with _contentClient.GetBufferAsync failed. Also lots of memory.
// 4) multistream copyasync
public async Task <Dictionary <string, double> > Materialize(string localDestination)
{
var uniqueblobs = _files.GroupBy(keySelector: file => file.Blob.Id, resultSelector: (key, file) => file).ToList();
var metrics = new Dictionary <string, double>
{
["files"] = _files.Count,
["uniqueblobs"] = uniqueblobs.Count
};
if (_computeDockerHashes)
{
ComputeDockerHashes(localDestination, metrics);
}
var dltimes = new ConcurrentBag <double>();
var copytimes = new ConcurrentBag <double>();
var filesize = new ConcurrentBag <double>();
var throttler = new ActionBlock <IEnumerable <VstsFile> >(list => DownloadGrouping(list, localDestination, dltimes, copytimes, filesize), new ExecutionDataflowBlockOptions {
MaxDegreeOfParallelism = _concurrentDownloads
});
foreach (var grouping in uniqueblobs)
{
throttler.Post(grouping);
}
throttler.Complete();
await throttler.Completion;
if (dltimes.Any())
{
metrics["DownloadCount"] = dltimes.Count();
metrics["AverageDownloadSecs"] = dltimes.Average();
metrics["MaxDownloadSecs"] = dltimes.Max();
CalculatePercentile(metrics, dltimes, "Download");
}
if (copytimes.Any())
{
metrics["CopyCount"] = copytimes.Count();
metrics["AverageCopySecs"] = copytimes.Average();
metrics["MaxCopySecs"] = copytimes.Max();
CalculatePercentile(metrics, copytimes, "CopyTime");
}
return(metrics);
}
public async Task CreateRaceConditionsAsync()
{
int i = 0, s = 0;
var o = new object();
var incrementorTimes = new ConcurrentBag <TimeSpan>();
var synchronizedIncrementorTimes = new ConcurrentBag <TimeSpan>();
// closure on i will create a race condition if multiple threads call incrementor simultaneously
Action incrementor = () =>
{
var start = DateTime.Now;
for (var j = 0; j < 10000000; ++j)
{
++i;
}
incrementorTimes.Add(DateTime.Now - start);
};
Action synchronizedIncrementor = () =>
{
var start = DateTime.Now;
for (var j = 0; j < 10000000; ++j)
{
// use a lock to synchronize
lock (o) { ++s; }
}
synchronizedIncrementorTimes.Add(DateTime.Now - start);
};
// kick off 3 incrementer tasks and 3 synchronized incrementer tasks
await Task.WhenAll(Task.Factory.StartNew(incrementor), Task.Factory.StartNew(incrementor), Task.Factory.StartNew(incrementor),
Task.Factory.StartNew(synchronizedIncrementor), Task.Factory.StartNew(synchronizedIncrementor), Task.Factory.StartNew(synchronizedIncrementor));
Assert.NotEqual(30000000, i);
Assert.Equal(30000000, s);
// at least double run time for synchronized version (thread safety isn't free!)
Assert.InRange(synchronizedIncrementorTimes.Average(t => t.TotalSeconds) / incrementorTimes.Average(t => t.TotalSeconds), 2.0, 100);
}
public void PerformanceComparison()
{
var iterations = 100;
var graphite = new ConcurrentBag <long>();
var graphiteAsync = new ConcurrentBag <long>();
var webapi = new ConcurrentBag <long>();
var webapiAsync = new ConcurrentBag <long>();
var guid = Guid.NewGuid();
var url = $"performancetests/{{0}}/url1/{guid}/5?query1=query1&query2={guid}&query3=5";
var urlAsync = $"performancetests/{{0}}/async/url1/{guid}/5?query1=query1&query2={guid}&query3=5";
var graphiteUrl = string.Format(url, "graphite");
var graphiteAsyncUrl = string.Format(urlAsync, "graphite");
var webapiUrl = string.Format(url, "webapi");
var webapiAsyncUrl = string.Format(urlAsync, "webapi");
var inputModel = new PerfInputModel
{
Value1 = "value1",
Value2 = "value2",
Value3 = "value3"
};
10.TimesParallel(() =>
{
Should_match_result(WebClient.PostJson <PerfInputModel, PerfOutputModel>(graphiteUrl, inputModel), guid);
Should_match_result(WebClient.PostJson <PerfInputModel, PerfOutputModel>(webapiUrl, inputModel), guid);
Should_match_result(WebClient.PostJson <PerfInputModel, PerfOutputModel>(graphiteAsyncUrl, inputModel), guid);
Should_match_result(WebClient.PostJson <PerfInputModel, PerfOutputModel>(webapiAsyncUrl, inputModel), guid);
});
iterations.TimesParallel(() =>
{
graphite.Add(graphiteUrl.ElapsedMilliseconds(x => WebClient.PostJson <PerfInputModel, PerfOutputModel>(x, inputModel)));
webapi.Add(webapiUrl.ElapsedMilliseconds(x => WebClient.PostJson <PerfInputModel, Handler.OutputModel>(x, inputModel)));
graphiteAsync.Add(graphiteUrl.ElapsedMilliseconds(x => WebClient.PostJson <PerfInputModel, PerfOutputModel>(x, inputModel)));
webapiAsync.Add(webapiUrl.ElapsedMilliseconds(x => WebClient.PostJson <PerfInputModel, Handler.OutputModel>(x, inputModel)));
});
Console.WriteLine($"Graphite : {graphite.Average()}ms");
Console.WriteLine($"Graphite Async: {graphiteAsync.Average()}ms");
Console.WriteLine($"Web Api: {webapi.Average()}ms");
Console.WriteLine($"Web Api Async: {webapiAsync.Average()}ms");
}
public static void Run()
{
var threads = new List <Thread>();
for (int i = 0; i < Environment.ProcessorCount; i++)
{
var thread = new Thread(Worker);
threads.Add(thread);
thread.Start(i);
}
foreach (var thread in threads)
{
thread.Join();
}
var avg = _numbers.Average();
Console.WriteLine($"The average is {avg}.");
Console.ReadLine();
}
static void RunLoadTest(TextLoadTest loadTest)
{
Console.WriteLine("Loading data...\n");
foreach (TextLoadTestData d in loadTest.Data)
{
dataInQueue.Enqueue(d);
}
Console.WriteLine("Spawning threads...\n");
for (int i = 0; i < loadTest.Threads; i++)
{
threads.Add(Task.Run(() => ThreadTextPostRequests(loadTest)));
}
Task.WaitAll(threads.ToArray());
Console.WriteLine("\nTest results:\n");
Console.WriteLine("Threads: {0}", loadTest.Threads);
Console.WriteLine("Min: {0}", elapsedMilliseconds.Min());
Console.WriteLine("Max: {0}", elapsedMilliseconds.Max());
Console.WriteLine("Avg: {0}", elapsedMilliseconds.Average());
}
static void Main(string[] args)
{
var requestNumber = long.Parse(args[1]);
var maxParallel = int.Parse(args[2]);
var stats = new ConcurrentBag <long>();
var sw = new Stopwatch();
sw.Start();
Parallel.For(0, requestNumber, new ParallelOptions()
{
MaxDegreeOfParallelism = maxParallel
},
(i) => { SendRequest(args[0], stats); });
sw.Stop();
Console.WriteLine($"Total time: {sw.ElapsedMilliseconds}ms");
Console.WriteLine($"Nb request/s: {(double)requestNumber/sw.ElapsedMilliseconds*1000.0}");
Console.WriteLine($"Avg Latency: {stats.Average()}");
Console.WriteLine($"Min Latency: {stats.Min()}");
Console.WriteLine($"Max Latency: {stats.Max()}");
}
static void Main(string[] args)
{
// to cover our back for all those fire and forgets
TaskScheduler.UnobservedTaskException += TaskScheduler_UnobservedTaskException;
Console.ForegroundColor = ConsoleColor.Gray;
ThreadPool.SetMinThreads(200, 100);
ThreadPool.SetMaxThreads(1000, 200);
var statusCodes = new ConcurrentBag<HttpStatusCode>();
var commandLineOptions = new CommandLineOptions();
bool isHelp = args.Any(x => x == "-?");
var success = Parser.Default.ParseArguments(args, commandLineOptions);
var then = DateTime.Now;
ConsoleWriteLine(ConsoleColor.DarkCyan, "Starting at {0}", then) ;
if (!success || isHelp)
{
if (!isHelp && args.Length > 0)
ConsoleWriteLine(ConsoleColor.Red, "error parsing command line");
return;
}
try
{
var requester = new Requester(commandLineOptions);
var writer = new StreamWriter(commandLineOptions.LogFile) { AutoFlush = true };
var stopwatch = Stopwatch.StartNew();
var timeTakens = new ConcurrentBag<double>();
if (commandLineOptions.SaveResponses)
{
if (string.IsNullOrEmpty(commandLineOptions.ResponseFolder))
{
commandLineOptions.ResponseFolder = Path.Combine(Environment.CurrentDirectory, "Responses");
}
if (!Directory.Exists(commandLineOptions.ResponseFolder))
Directory.CreateDirectory(commandLineOptions.ResponseFolder);
}
ConsoleWriteLine(ConsoleColor.Yellow, "[Press C to stop the test]");
int total = 0;
bool disrupted = false;
var stop = new ConsoleKeyInfo();
Console.ForegroundColor = ConsoleColor.Cyan;
var source = new CancellationTokenSource(TimeSpan.FromDays(7));
Task.Run(() =>
{
stop = Console.ReadKey(true);
disrupted = true;
}, source.Token);
var result = Parallel.For(0, commandLineOptions.IsDryRun ? 1 : commandLineOptions.NumberOfRequests,
new ParallelOptions()
{
MaxDegreeOfParallelism = commandLineOptions.Concurrency
},
(i, loopstate) =>
{
if (disrupted)
{
ConsoleWriteLine(ConsoleColor.Red, "...");
ConsoleWriteLine(ConsoleColor.Green, "Exiting.... please wait! (it might throw a few more requests)");
ConsoleWriteLine(ConsoleColor.Red, "");
loopstate.Stop();
source.Cancel();
}
var sw = Stopwatch.StartNew();
IDictionary<string, object> parameters;
var statusCode = requester.Next(i, out parameters);
sw.Stop();
if (commandLineOptions.DelayInMillisecond > 0)
{
Thread.Sleep(commandLineOptions.DelayInMillisecond);
}
statusCodes.Add(statusCode);
timeTakens.Add(sw.ElapsedTicks);
var n = Interlocked.Increment(ref total);
// fire and forget not to affect time taken or TPS
Task.Run(() =>
WriteLine(writer, n, (int)statusCode, sw.ElapsedMilliseconds, parameters));
if (!commandLineOptions.Verbose)
Console.Write("\r" + total);
}
);
stopwatch.Stop();
double[] orderedList = (from x in timeTakens
orderby x
select x).ToArray<double>();
Console.WriteLine();
ConsoleWriteLine(ConsoleColor.Magenta, "---------------Finished!----------------");
var now = DateTime.Now;
ConsoleWriteLine(ConsoleColor.DarkCyan, "Finished at {0} (took {1})", now, now - then);
// ----- adding stats of statuses returned
var stats = statusCodes.GroupBy(x => x)
.Select(y => new { Status = y.Key, Count = y.Count() }).OrderByDescending(z => z.Count);
foreach (var stat in stats)
{
int statusCode = (int)stat.Status;
if (statusCode >= 400 && statusCode < 600)
{
ConsoleWriteLine(ConsoleColor.Red, string.Format("Status {0}: {1}", statusCode, stat.Count));
}
else
{
ConsoleWriteLine(ConsoleColor.Green, string.Format("Status {0}: {1}", statusCode, stat.Count));
}
}
Console.WriteLine();
Console.ForegroundColor = ConsoleColor.Yellow;
Console.Write("TPS: " + Math.Round(total * 1000f / stopwatch.ElapsedMilliseconds, 1));
Console.WriteLine(" (requests/second)");
Console.WriteLine("Max: " + (timeTakens.Max() * 1000 / Stopwatch.Frequency) + "ms");
Console.WriteLine("Min: " + (timeTakens.Min() * 1000 / Stopwatch.Frequency) + "ms");
Console.WriteLine("Avg: " + (timeTakens.Average() * 1000 / Stopwatch.Frequency) + "ms");
Console.ForegroundColor = ConsoleColor.DarkGreen;
Console.WriteLine();
Console.WriteLine(" 50%\tbelow " + Math.Round((double)((orderedList.Percentile<double>(50M) * 1000.0) / ((double)Stopwatch.Frequency))) + "ms");
Console.WriteLine(" 60%\tbelow " + Math.Round((double)((orderedList.Percentile<double>(60M) * 1000.0) / ((double)Stopwatch.Frequency))) + "ms");
Console.WriteLine(" 70%\tbelow " + Math.Round((double)((orderedList.Percentile<double>(70M) * 1000.0) / ((double)Stopwatch.Frequency))) + "ms");
Console.WriteLine(" 80%\tbelow " + Math.Round((double)((orderedList.Percentile<double>(80M) * 1000.0) / ((double)Stopwatch.Frequency))) + "ms");
Console.WriteLine(" 90%\tbelow " + Math.Round((double)((orderedList.Percentile<double>(90M) * 1000.0) / ((double)Stopwatch.Frequency))) + "ms");
Console.WriteLine(" 95%\tbelow " + Math.Round((double)((orderedList.Percentile<double>(95M) * 1000.0) / ((double)Stopwatch.Frequency))) + "ms");
Console.WriteLine(" 98%\tbelow " + Math.Round((double)((orderedList.Percentile<double>(98M) * 1000.0) / ((double)Stopwatch.Frequency))) + "ms");
Console.WriteLine(" 99%\tbelow " + Math.Round((double)((orderedList.Percentile<double>(99M) * 1000.0) / ((double)Stopwatch.Frequency))) + "ms");
Console.WriteLine("99.9%\tbelow " + Math.Round((double)((orderedList.Percentile<double>(99.9M) * 1000.0) / ((double)Stopwatch.Frequency))) + "ms");
}
catch (Exception exception)
{
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine(exception);
}
Console.ResetColor();
}
private void RequestRiverBedHomePageMultiThreaded(
IMethodLogger logger, int numberOfRequestsToMake, int numberOfThreads)
{
var requestTimes = new ConcurrentBag<long>();
int htmlLength = 0;
try
{
Parallel.For(0, numberOfRequestsToMake,
new ParallelOptions { MaxDegreeOfParallelism = numberOfThreads },
i =>
{
var requestStopWatch = Stopwatch.StartNew();
var webClient = new WebClient();
using (var stream = webClient.OpenRead(new Uri("http://www.riverbed.com")))
// ReSharper disable once AssignNullToNotNullAttribute -- will handle in parent catch
using (var sr = new StreamReader(stream))
{
var html = sr.ReadToEnd();
htmlLength = html.Length;
}
requestTimes.Add(requestStopWatch.ElapsedMilliseconds);
});
}
catch (Exception e)
{
throw new Exception("Error getting http://www.riverbed.com: " + e.Message +
Environment.NewLine + e.StackTrace);
}
logger.WriteMethodInfo(
string.Format("Html Length [{0:n0}] chars. Request Times: Min [{1:n0}] Avg [{2:n0}] Max [{3:n0}]",
htmlLength, requestTimes.Min(), requestTimes.Average(), requestTimes.Max()));
logger.WriteMethodInfo("");
}
private static void WithOptionDoItBoy(CommandLineOptions commandLineOptions)
{
var statusCodes = new ConcurrentBag <HttpStatusCode>();
if (commandLineOptions.IsDryRun)
{
commandLineOptions.NumberOfRequests = 1;
}
if (commandLineOptions.TlsVersion.HasValue)
{
switch (commandLineOptions.TlsVersion.Value)
{
case 0:
ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls;
break;
case 1:
ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls11;
break;
case 2:
ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12;
break;
case 3:
ServicePointManager.SecurityProtocol = SecurityProtocolType.Ssl3;
break;
default:
throw new InvalidOperationException("TLS version not supported.");
}
}
var then = DateTime.Now;
ConsoleWriteLine(ConsoleColor.DarkCyan, "Starting at {0}", then);
try
{
var requester = string.IsNullOrEmpty(commandLineOptions.TimeField)
? (IAsyncRequester) new Requester(commandLineOptions)
: (IAsyncRequester) new TimeBasedRequester(commandLineOptions);
var writer = new StreamWriter(commandLineOptions.LogFile)
{
AutoFlush = false
};
var stopwatch = Stopwatch.StartNew();
var timeTakens = new ConcurrentBag <double>();
if (commandLineOptions.SaveResponses)
{
if (string.IsNullOrEmpty(commandLineOptions.ResponseFolder))
{
commandLineOptions.ResponseFolder = Path.Combine(Environment.CurrentDirectory, "Responses");
}
if (!Directory.Exists(commandLineOptions.ResponseFolder))
{
Directory.CreateDirectory(commandLineOptions.ResponseFolder);
}
}
ConsoleWriteLine(ConsoleColor.Yellow, "[Press C to stop the test]");
int total = 0;
var stop = new ConsoleKeyInfo();
Console.ForegroundColor = ConsoleColor.Cyan;
var source = new CancellationTokenSource(TimeSpan.FromDays(7));
var logSourece = new CancellationTokenSource(TimeSpan.FromDays(7));
Task.Run(() => ProcessLogQueueAsync(writer, commandLineOptions.DontCapLoggingParameters, logSourece.Token), logSourece.Token);
Task.Run(() =>
{
while (true)
{
stop = Console.ReadKey(true);
if (stop.KeyChar == 'c')
{
break;
}
}
ConsoleWriteLine(ConsoleColor.Red, "...");
ConsoleWriteLine(ConsoleColor.Green, "Exiting.... please wait! (it might throw a few more requests)");
ConsoleWriteLine(ConsoleColor.Red, "");
source.Cancel();
}, source.Token); // NOT MEANT TO BE AWAITED!!!!
Run(commandLineOptions, source, requester, statusCodes, timeTakens, total);
total = timeTakens.Count;
Console.WriteLine();
stopwatch.Stop();
ConsoleWriteLine(ConsoleColor.Magenta, "---------------Finished!----------------");
var now = DateTime.Now;
ConsoleWriteLine(ConsoleColor.DarkCyan, "Finished at {0} (took {1})", now, now - then);
// waiting for log to catch up
Thread.Sleep(1000);
source.Cancel();
double[] orderedList = (from x in timeTakens
orderby x
select x).ToArray <double>();
// ----- adding stats of statuses returned
var stats = statusCodes.GroupBy(x => x)
.Select(y => new { Status = y.Key, Count = y.Count() }).OrderByDescending(z => z.Count);
foreach (var stat in stats)
{
int statusCode = (int)stat.Status;
if (statusCode >= 400 && statusCode < 600)
{
ConsoleWriteLine(ConsoleColor.Red, string.Format("Status {0}: {1}", statusCode, stat.Count));
}
else
{
ConsoleWriteLine(ConsoleColor.Green, string.Format("Status {0}: {1}", statusCode, stat.Count));
}
}
Console.WriteLine();
Console.ForegroundColor = ConsoleColor.Yellow;
Console.Write("TPS: " + Math.Round(total * 1000f / stopwatch.ElapsedMilliseconds, 1));
Console.WriteLine(" (requests/second)");
Console.WriteLine("Max: " + (timeTakens.Max() * 1000 / Stopwatch.Frequency) + "ms");
Console.WriteLine("Min: " + (timeTakens.Min() * 1000 / Stopwatch.Frequency) + "ms");
Console.WriteLine("Avg: " + (timeTakens.Average() * 1000 / Stopwatch.Frequency) + "ms");
Console.ForegroundColor = ConsoleColor.DarkGreen;
Console.WriteLine();
Console.WriteLine(" 50%\tbelow " + Math.Round((double)((orderedList.Percentile <double>(50M) * 1000.0) / ((double)Stopwatch.Frequency))) + "ms");
Console.WriteLine(" 60%\tbelow " + Math.Round((double)((orderedList.Percentile <double>(60M) * 1000.0) / ((double)Stopwatch.Frequency))) + "ms");
Console.WriteLine(" 70%\tbelow " + Math.Round((double)((orderedList.Percentile <double>(70M) * 1000.0) / ((double)Stopwatch.Frequency))) + "ms");
Console.WriteLine(" 80%\tbelow " + Math.Round((double)((orderedList.Percentile <double>(80M) * 1000.0) / ((double)Stopwatch.Frequency))) + "ms");
Console.WriteLine(" 90%\tbelow " + Math.Round((double)((orderedList.Percentile <double>(90M) * 1000.0) / ((double)Stopwatch.Frequency))) + "ms");
Console.WriteLine(" 95%\tbelow " + Math.Round((double)((orderedList.Percentile <double>(95M) * 1000.0) / ((double)Stopwatch.Frequency))) + "ms");
Console.WriteLine(" 98%\tbelow " + Math.Round((double)((orderedList.Percentile <double>(98M) * 1000.0) / ((double)Stopwatch.Frequency))) + "ms");
Console.WriteLine(" 99%\tbelow " + Math.Round((double)((orderedList.Percentile <double>(99M) * 1000.0) / ((double)Stopwatch.Frequency))) + "ms");
Console.WriteLine("99.9%\tbelow " + Math.Round((double)((orderedList.Percentile <double>(99.9M) * 1000.0) / ((double)Stopwatch.Frequency))) + "ms");
Thread.Sleep(500);
logSourece.Cancel();
Thread.Sleep(500);
writer.Flush();
}
catch (Exception exception)
{
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine(exception);
}
Console.ResetColor();
}
private void RequestRiverBedHomePageAsync(
IMethodLogger logger, int numberOfRequestsToMake)
{
var requestTimes = new ConcurrentBag<long>();
int htmlLength = 0;
try
{
var tasks =
Enumerable.Range(0, numberOfRequestsToMake)
.Select(async x =>
{
var requestStopWatch = Stopwatch.StartNew();
var webClient = new WebClient();
using (var stream = await webClient.OpenReadTaskAsync(new Uri("http://www.riverbed.com")))
using (var sr = new StreamReader(stream))
{
var html = await sr.ReadToEndAsync();
htmlLength = html.Length;
}
requestTimes.Add(requestStopWatch.ElapsedMilliseconds);
});
Task.WaitAll(tasks.ToArray());
}
catch (Exception e)
{
throw new Exception("Error getting http://www.riverbed.com: " + e.Message +
Environment.NewLine + e.StackTrace);
}
logger.WriteMethodInfo(
string.Format("Html Length [{0:n0}] chars. Request Times: Min [{1:n0}] Avg [{2:n0}] Max [{3:n0}]",
htmlLength, requestTimes.Min(), requestTimes.Average(), requestTimes.Max()));
logger.WriteMethodInfo("");
}
private async Task StartSimulation()
{
if(Simulator.SongData==null)
{
MessageBox.Show("楽曲を選んでください");
return;
}
if (Simulator.Unit == null)
{
MessageBox.Show("ユニットを選んでください");
return;
}
if (Runs < 1 || Runs > 1000000)
{
MessageBox.Show("試行回数は1から1,000,000までである必要があります");
return;
}
Note[] pattern = null;
if (UtilizeActualPattern)
{
pattern = await new PatternProvider().GetPattern(Simulator.Song, Simulator.SongData.Difficulty, Simulator.SongData.Notes);
if (pattern == null)
{
MessageBox.Show($"{Simulator.Song.Title}({Simulator.SongData.Difficulty})の譜面データが見つかりませんでした。");
return;
}
}
SimulationCompleted = false;
var results = new ConcurrentBag<SimulationResult>();
await Task.Run(() => Parallel.For(1, Runs+1, i => results.Add(Simulator.StartSimulation(RandomFactory.Create(), i, pattern == null ? null : new Queue<Note>(pattern)))));
MaxScore = results.Max(x=>x.Score);
MaxScorePerNote = results.Max(x => x.ScorePerNote);
MinScore = results.Min(x => x.Score);
MinScorePerNote = results.Min(x => x.ScorePerNote);
AverageScore = (int)results.Average(x => x.Score);
AverageScorePerNote = (int)results.Average(x => x.ScorePerNote);
ScoreDistribution = results.GroupBy(x => (int)Math.Floor(x.Score / 10000.0)).OrderBy(x => x.Key).ToDictionary(x => x.Key, x => (double)x.Count() / results.Count);
StandardDeviation = Math.Round(Math.Sqrt(results.Sum(x => Math.Pow(x.Score - AverageScore, 2))) / results.Count);
int idx = 1;
var duration = results.First().Duration;
ActualTriggerRatio = Simulator.Unit.Slots.ToDictionary(s => $"スロット{idx++}",
s => s == null ? 0 : results.SelectMany(x => x.TriggeredSkills).Where(x => x.Who == s).Count() / (results.Count * Math.Floor((duration - 1.0) / s.Skill.Interval)));
SimulationResults = results.OrderBy(x => x.Id).Take(100).ToList();
SelectedResult = SimulationResults[0];
SimulationCompleted = true;
}
private async Task StartSimulation()
{
if(Simulator.SongData==null)
{
MessageBox.Show("楽曲を選んでください");
return;
}
if (Simulator.Unit == null)
{
MessageBox.Show("ユニットを選んでください");
return;
}
var results = new ConcurrentBag<SimulationResult>();
await Task.Run(() => Parallel.For(1, 101, i => results.Add(Simulator.StartSimulation(RandomFactory.Create(), i))));
MaxScore = results.Max(x=>x.Score);
MaxScorePerNote = results.Max(x => x.ScorePerNote);
MinScore = results.Min(x => x.Score);
MinScorePerNote = results.Min(x => x.ScorePerNote);
AverageScore = (int)results.Average(x => x.Score);
AverageScorePerNote = (int)results.Average(x => x.ScorePerNote);
SimulationResults = results.OrderBy(x => x.Id).ToList();
SelectedResult = SimulationResults[0];
}
static async Task Main(string[] args)
{
// 测试1000次调用
var test = new Test(1000);
#region 循环调用
var listGrpc = new List <long>();
await test.TestGrpc(listGrpc);
var listGrpcSingleConnection = new List <long>();
await test.TestGrpcSingleConnection(listGrpcSingleConnection);
var listGrpcConsoleApp = new List <long>();
await test.TestGrpcConsoleApp(listGrpcConsoleApp);
var listGrpcConsoleAppSingleConnection = new List <long>();
await test.TestGrpcConsoleAppSingleConnection(listGrpcConsoleAppSingleConnection);
var listWebApi = new List <long>();
await test.TestWebApi(listWebApi);
var listWebApiSingleConnection = new List <long>();
await test.TestWebApiSingleConnection(listWebApiSingleConnection);
Console.WriteLine("***** TEST RESULT gRPC Grpc.AspNetCore *****");
Console.WriteLine("min:" + listGrpc.Min());
Console.WriteLine("max:" + listGrpc.Max());
Console.WriteLine("avg:" + listGrpc.Average());
Console.WriteLine("***** TEST RESULT gRPC ConsoleApp *****");
Console.WriteLine("min:" + listGrpcConsoleApp.Min());
Console.WriteLine("max:" + listGrpcConsoleApp.Max());
Console.WriteLine("avg:" + listGrpcConsoleApp.Average());
Console.WriteLine("***** TEST RESULT WebApi *****");
Console.WriteLine("min:" + listWebApi.Min());
Console.WriteLine("max:" + listWebApi.Max());
Console.WriteLine("avg:" + listWebApi.Average());
Console.WriteLine("***** TEST RESULT gRPC SingleConnection Grpc.AspNetCore *****");
Console.WriteLine("min:" + listGrpcSingleConnection.Min());
Console.WriteLine("max:" + listGrpcSingleConnection.Max());
Console.WriteLine("avg:" + listGrpcSingleConnection.Average());
Console.WriteLine("***** TEST RESULT gRPC ConsoleApp SingleConnection *****");
Console.WriteLine("min:" + listGrpcConsoleAppSingleConnection.Min());
Console.WriteLine("max:" + listGrpcConsoleAppSingleConnection.Max());
Console.WriteLine("avg:" + listGrpcConsoleAppSingleConnection.Average());
Console.WriteLine("***** TEST RESULT WebApi SingleConnection *****");
Console.WriteLine("min:" + listWebApiSingleConnection.Min());
Console.WriteLine("max:" + listWebApiSingleConnection.Max());
Console.WriteLine("avg:" + listWebApiSingleConnection.Average());
#endregion
#region 并发调用
var listGrpcConcurrency = new ConcurrentBag <long>();
await test.TestGrpcConcurrency(listGrpcConcurrency);
var listGrpcConsoleAppConcurrency = new ConcurrentBag <long>();
await test.TestGrpcConsoleAppConcurrency(listGrpcConsoleAppConcurrency);
var listWebApiConcurrency = new ConcurrentBag <long>();
await test.TestWebApiConcurrency(listWebApiConcurrency);
Console.WriteLine("Show result(Y/N):");
var showResult = Console.ReadLine();
while (showResult.Equals("y", StringComparison.OrdinalIgnoreCase))
{
Console.WriteLine("***** TEST RESULT gRPC Concurrency Grpc.AspNetCore *****");
Console.WriteLine("count:" + listGrpcConcurrency.Count);
if (listGrpcConcurrency.Count > 0)
{
Console.WriteLine("min:" + listGrpcConcurrency.Min());
Console.WriteLine("max:" + listGrpcConcurrency.Max());
Console.WriteLine("avg:" + listGrpcConcurrency.Average());
}
Console.WriteLine("***** TEST RESULT gRPC ConsoleApp Concurrency *****");
Console.WriteLine("count:" + listGrpcConsoleAppConcurrency.Count);
if (listGrpcConsoleAppConcurrency.Count > 0)
{
Console.WriteLine("min:" + listGrpcConsoleAppConcurrency.Min());
Console.WriteLine("max:" + listGrpcConsoleAppConcurrency.Max());
Console.WriteLine("avg:" + listGrpcConsoleAppConcurrency.Average());
}
Console.WriteLine("***** TEST RESULT WebApi Concurrency *****");
Console.WriteLine("count:" + listWebApiConcurrency.Count);
if (listWebApiConcurrency.Count > 0)
{
Console.WriteLine("min:" + listWebApiConcurrency.Min());
Console.WriteLine("max:" + listWebApiConcurrency.Max());
Console.WriteLine("avg:" + listWebApiConcurrency.Average());
}
Console.WriteLine("Show result(Y/N):");
showResult = Console.ReadLine();
}
#endregion
Console.ReadKey();
}
