using System;
+using System.Collections.Generic;
using System.Diagnostics;
+using System.Globalization;
using System.IO;
using System.Linq;
+using System.Text;
+using System.Text.RegularExpressions;
+using System.Threading;
+using System.Xml;
+using Mono.Unix.Native;
using Newtonsoft.Json;
// Shut up CLS compliance warnings from Json.NET.
namespace Mono.Profiling.Tests.Stress {
// https://github.com/xamarin/benchmarker/blob/master/tools/libdbmodel/Benchmark.cs
- class Benchmark {
+ sealed class Benchmark {
+
public string Name { get; set; }
public string TestDirectory { get; set; }
public bool OnlyExplicit { get; set; }
}
}
+ sealed class TestResult {
+
+ public Benchmark Benchmark { get; set; }
+ public ProcessStartInfo StartInfo { get; set; }
+ public Stopwatch Stopwatch { get; set; } = new Stopwatch ();
+ public int? ExitCode { get; set; }
+ public StringBuilder StandardOutput { get; set; } = new StringBuilder ();
+ public StringBuilder StandardError { get; set; } = new StringBuilder ();
+ }
+
static class Program {
+ static readonly string[] _options = new [] {
+ "exception",
+ "monitor",
+ "gc",
+ "gcalloc",
+ "gcmove",
+ "gcroot",
+ "gchandle",
+ "finalization",
+ "counter",
+ "jit",
+ };
+
+ static readonly TimeSpan _timeout = TimeSpan.FromHours (10);
+
+ static string FilterInvalidXmlChars (string text) {
+ return Regex.Replace (text, @"[^\x09\x0A\x0D\x20-\uD7FF\uE000-\uFFFD\u10000-\u10FFFF]", string.Empty);
+ }
+
static int Main ()
{
var depDir = Path.Combine ("..", "external", "benchmarker");
var rand = new Random ();
var cpus = Environment.ProcessorCount;
- var successes = 0;
- var failures = 0;
+ var results = new List<TestResult> (benchmarks.Length);
var sw = Stopwatch.StartNew ();
for (var i = 0; i < benchmarks.Length; i++) {
var bench = benchmarks [i];
- var sampleFreq = rand.Next (0, 1001);
- var sampleMode = rand.Next (0, 2) == 1 ? "real" : "process";
+ var sampleFreq = rand.Next (-1000, 1001);
+ var sampleMode = rand.Next (0, 2) == 1 ? "-real" : string.Empty;
var maxSamples = rand.Next (0, cpus * 2000 + 1);
- var heapShotFreq = rand.Next (0, 11);
+ var heapShotFreq = rand.Next (-10, 11);
var maxFrames = rand.Next (0, 33);
- var allocMode = rand.Next (0, 2) == 1 ? "alloc" : "noalloc";
+ var options = _options.ToDictionary (x => x, _ => rand.Next (0, 2) == 1)
+ .Select (x => (x.Value ? string.Empty : "no") + x.Key)
+ .ToArray ();
+
+ var profOptions = $"maxframes={maxFrames},{string.Join (",", options)},output=/dev/null";
+
+ if (sampleFreq > 0)
+ profOptions += $",sample{sampleMode}={sampleFreq},maxsamples={maxSamples}";
- var profOptions = $"sample=cycles/{sampleFreq},sampling-{sampleMode},maxsamples={maxSamples},heapshot={heapShotFreq}gc,maxframes={maxFrames},{allocMode},output=/dev/null";
+ if (heapShotFreq > 0)
+ profOptions += $",heapshot={heapShotFreq}gc";
var info = new ProcessStartInfo {
UseShellExecute = false,
WorkingDirectory = Path.Combine (testDir, bench.TestDirectory),
FileName = monoPath,
Arguments = $"--debug --profile=log:{profOptions} " + string.Join (" ", bench.CommandLine),
+ RedirectStandardOutput = true,
+ RedirectStandardError = true,
};
info.EnvironmentVariables.Clear ();
Console.WriteLine ($"[{sw.Elapsed.ToString ("G")}] {progress} Running {bench.Name} with profiler options: {profOptions}");
Console.ResetColor ();
- var sw2 = Stopwatch.StartNew ();
+ var result = new TestResult {
+ Benchmark = bench,
+ StartInfo = info,
+ };
+
+ using (var proc = new Process ()) {
+ proc.StartInfo = info;
+
+ proc.OutputDataReceived += (sender, args) => {
+ if (args.Data != null)
+ result.StandardOutput.AppendLine (args.Data);
+ };
- using (var proc = Process.Start (info)) {
- proc.WaitForExit ();
- sw2.Stop ();
+ proc.ErrorDataReceived += (sender, args) => {
+ if (args.Data != null)
+ result.StandardError.AppendLine (args.Data);
+ };
- Console.WriteLine ();
+ result.Stopwatch.Start ();
- if (proc.ExitCode != 0)
- failures++;
- else
- successes++;
+ proc.Start ();
- Console.ForegroundColor = proc.ExitCode != 0 ? ConsoleColor.Red : ConsoleColor.Green;
- Console.WriteLine ($"[{sw.Elapsed.ToString ("G")}] {progress} {bench.Name} took {sw2.Elapsed.ToString ("G")} and exited with code: {proc.ExitCode}");
+ proc.BeginOutputReadLine ();
+ proc.BeginErrorReadLine ();
+
+ if (!proc.WaitForExit ((int) _timeout.TotalMilliseconds)) {
+ // Force a thread dump.
+ Syscall.kill (proc.Id, Signum.SIGQUIT);
+ Thread.Sleep (1000);
+
+ try {
+ proc.Kill ();
+ } catch (Exception) {
+ }
+ } else
+ result.ExitCode = proc.ExitCode;
+
+ result.Stopwatch.Stop ();
+ }
+
+ var resultStr = result.ExitCode == null ? "timed out" : $"exited with code: {result.ExitCode}";
+
+ Console.ForegroundColor = result.ExitCode != 0 ? ConsoleColor.Red : ConsoleColor.Green;
+ Console.WriteLine ($"[{sw.Elapsed.ToString ("G")}] {progress} {bench.Name} took {result.Stopwatch.Elapsed.ToString ("G")} and {resultStr}");
+ Console.ResetColor ();
+
+ if (result.ExitCode != 0) {
+ Console.ForegroundColor = ConsoleColor.Red;
+ Console.WriteLine ("===== stdout =====");
+ Console.ResetColor ();
+
+ Console.WriteLine (result.StandardOutput.ToString ());
+
+ Console.ForegroundColor = ConsoleColor.Red;
+ Console.WriteLine ("===== stderr =====");
Console.ResetColor ();
+
+ Console.WriteLine (result.StandardError.ToString ());
}
+
+ results.Add (result);
}
sw.Stop ();
- Console.ForegroundColor = failures != 0 ? ConsoleColor.Red : ConsoleColor.Green;
- Console.WriteLine ($"[{sw.Elapsed.ToString ("G")}] Finished with {successes}/{benchmarks.Length} passing tests");
+ var successes = results.Count (r => r.ExitCode == 0);
+ var failures = results.Count (r => r.ExitCode != null && r.ExitCode != 0);
+ var timeouts = results.Count (r => r.ExitCode == null);
+
+ var settings = new XmlWriterSettings {
+ NewLineOnAttributes = true,
+ Indent = true,
+ };
+
+ using (var writer = XmlWriter.Create ("TestResult-profiler-stress.xml", settings)) {
+ writer.WriteStartDocument ();
+ writer.WriteComment ("This file represents the results of running a test suite");
+
+ writer.WriteStartElement ("test-results");
+ writer.WriteAttributeString ("name", "profiler-stress-tests.dummy");
+ writer.WriteAttributeString ("total", results.Count.ToString ());
+ writer.WriteAttributeString ("failures", failures.ToString ());
+ writer.WriteAttributeString ("not-run", "0");
+ writer.WriteAttributeString ("date", DateTime.Now.ToString ("yyyy-MM-dd"));
+ writer.WriteAttributeString ("time", DateTime.Now.ToString ("HH:mm:ss"));
+
+ writer.WriteStartElement ("environment");
+ writer.WriteAttributeString ("nunit-version", "2.4.8.0");
+ writer.WriteAttributeString ("clr-version", Environment.Version.ToString ());
+ writer.WriteAttributeString ("os-version", Environment.OSVersion.ToString ());
+ writer.WriteAttributeString ("platform", Environment.OSVersion.Platform.ToString ());
+ writer.WriteAttributeString ("cwd", Environment.CurrentDirectory);
+ writer.WriteAttributeString ("machine-name", Environment.MachineName);
+ writer.WriteAttributeString ("user", Environment.UserName);
+ writer.WriteAttributeString ("user-domain", Environment.UserDomainName);
+ writer.WriteEndElement ();
+
+ writer.WriteStartElement ("culture-info");
+ writer.WriteAttributeString ("current-culture", CultureInfo.CurrentCulture.Name);
+ writer.WriteAttributeString ("current-uiculture", CultureInfo.CurrentUICulture.Name);
+ writer.WriteEndElement ();
+
+ writer.WriteStartElement ("test-suite");
+ writer.WriteAttributeString ("name", "profiler-stress-tests.dummy");
+ writer.WriteAttributeString ("success", (failures + timeouts == 0).ToString ());
+ writer.WriteAttributeString ("time", ((int) sw.Elapsed.TotalSeconds).ToString ());
+ writer.WriteAttributeString ("asserts", (failures + timeouts).ToString ());
+ writer.WriteStartElement ("results");
+
+ writer.WriteStartElement ("test-suite");
+ writer.WriteAttributeString ("name", "MonoTests");
+ writer.WriteAttributeString ("success", (failures + timeouts == 0).ToString ());
+ writer.WriteAttributeString ("time", ((int) sw.Elapsed.TotalSeconds).ToString ());
+ writer.WriteAttributeString ("asserts", (failures + timeouts).ToString ());
+ writer.WriteStartElement ("results");
+
+ writer.WriteStartElement ("test-suite");
+ writer.WriteAttributeString ("name", "profiler-stress");
+ writer.WriteAttributeString ("success", (failures + timeouts == 0).ToString ());
+ writer.WriteAttributeString ("time", ((int) sw.Elapsed.TotalSeconds).ToString ());
+ writer.WriteAttributeString ("asserts", (failures + timeouts).ToString ());
+ writer.WriteStartElement ("results");
+
+ foreach (var result in results) {
+ var timeoutStr = result.ExitCode == null ? "_timeout" : string.Empty;
+
+ writer.WriteStartElement ("test-case");
+ writer.WriteAttributeString ("name", $"MonoTests.profiler-stress.{result.Benchmark.Name}{timeoutStr}");
+ writer.WriteAttributeString ("executed", "True");
+ writer.WriteAttributeString ("success", (result.ExitCode == 0).ToString ());
+ writer.WriteAttributeString ("time", ((int) result.Stopwatch.Elapsed.TotalSeconds).ToString ());
+ writer.WriteAttributeString ("asserts", result.ExitCode == 0 ? "0" : "1");
+
+ if (result.ExitCode != 0) {
+ writer.WriteStartElement ("failure");
+
+ writer.WriteStartElement ("message");
+ writer.WriteCData (FilterInvalidXmlChars (result.StandardOutput.ToString ()));
+ writer.WriteEndElement ();
+
+ writer.WriteStartElement ("stack-trace");
+ writer.WriteCData (FilterInvalidXmlChars (result.StandardError.ToString ()));
+ writer.WriteEndElement ();
+
+ writer.WriteEndElement ();
+ }
+
+ writer.WriteEndElement ();
+ }
+
+ writer.WriteEndElement ();
+ writer.WriteEndElement ();
+
+ writer.WriteEndElement ();
+ writer.WriteEndElement ();
+
+ writer.WriteEndElement ();
+ writer.WriteEndElement ();
+
+ writer.WriteEndElement ();
+
+ writer.WriteEndDocument ();
+ }
+
+ var failureStr = failures + timeouts != 0 ? $" ({failures} failures, {timeouts} timeouts)" : string.Empty;
+
+ Console.ForegroundColor = failures + timeouts != 0 ? ConsoleColor.Red : ConsoleColor.Green;
+ Console.WriteLine ($"[{sw.Elapsed.ToString ("G")}] Finished with {successes}/{results.Count} passing tests{failureStr}");
Console.ResetColor ();
- return failures;
+ return failures + timeouts;
}
}
}