acceptance-tests/profiler-stress/runner.cs

   1 using System;
   2 using System.Collections.Generic;
   3 using System.Diagnostics;
   4 using System.Globalization;
   5 using System.IO;
   6 using System.Linq;
   7 using System.Text;
   8 using System.Text.RegularExpressions;
   9 using System.Threading;
  10 using System.Xml;
  11 using Mono.Unix.Native;
  12 using Newtonsoft.Json;
  13
  14 // Shut up CLS compliance warnings from Json.NET.
  15 [assembly: CLSCompliant (true)]
  16
  17 namespace Mono.Profiling.Tests.Stress {
  18
  19         // https://github.com/xamarin/benchmarker/blob/master/tools/libdbmodel/Benchmark.cs
  20         sealed class Benchmark {
  21
  22                 public string Name { get; set; }
  23                 public string TestDirectory { get; set; }
  24                 public bool OnlyExplicit { get; set; }
  25                 public string[] CommandLine { get; set; }
  26                 public string[] ClientCommandLine { get; set; }
  27                 public string[] AOTAssemblies { get; set; }
  28
  29                 public static Benchmark Load (string file)
  30                 {
  31                         return JsonConvert.DeserializeObject<Benchmark> (File.ReadAllText (file));
  32                 }
  33         }
  34
  35         sealed class TestResult {
  36
  37                 public Benchmark Benchmark { get; set; }
  38                 public ProcessStartInfo StartInfo { get; set; }
  39                 public Stopwatch Stopwatch { get; set; } = new Stopwatch ();
  40                 public int? ExitCode { get; set; }
  41                 public string StandardOutput { get; set; }
  42                 public string StandardError { get; set; }
  43         }
  44
  45         static class Program {
  46
  47                 static readonly string[] _options = new [] {
  48                         "exception",
  49                         "monitor",
  50                         "gc",
  51                         "gcalloc",
  52                         "gcmove",
  53                         "gcroot",
  54                         "gchandle",
  55                         "finalization",
  56                         "counter",
  57                         "jit",
  58                 };
  59
  60                 static readonly TimeSpan _timeout = TimeSpan.FromHours (9);
  61
  62                 static readonly Dictionary<string, Predicate<Benchmark>> _filters = new Dictionary<string, Predicate<Benchmark>> {
  63                         { "ironjs-v8", FilterArmArchitecture },
  64                 };
  65
  66                 static readonly Dictionary<string, Action<TestResult>> _processors = new Dictionary<string, Action<TestResult>> {
  67                         { "msbiology", Process32BitOutOfMemory },
  68                 };
  69
  70                 static string FilterInvalidXmlChars (string text) {
  71                         return Regex.Replace (text, @"[^\x09\x0A\x0D\x20-\uD7FF\uE000-\uFFFD\u10000-\u10FFFF]", string.Empty);
  72                 }
  73
  74                 static bool FilterArmArchitecture (Benchmark benchmark)
  75                 {
  76 #if ARCH_arm || ARCH_arm64
  77                         return false;
  78 #else
  79                         return true;
  80 #endif
  81                 }
  82
  83                 static void Process32BitOutOfMemory (TestResult result)
  84                 {
  85                         if (Environment.Is64BitProcess)
  86                                 return;
  87
  88                         if (result.ExitCode == null || result.ExitCode == 0)
  89                                 return;
  90
  91                         if (result.StandardError.Contains ("OutOfMemoryException"))
  92                                 result.ExitCode = 0;
  93                 }
  94
  95                 static bool IsSupported (Benchmark benchmark)
  96                 {
  97                         return _filters.TryGetValue (benchmark.Name, out var filter) ? filter (benchmark) : true;
  98                 }
  99
 100                 static int Main ()
 101                 {
 102                         var depDir = Path.Combine ("..", "external", "benchmarker");
 103                         var benchDir = Path.Combine (depDir, "benchmarks");
 104                         var testDir = Path.Combine (depDir, "tests");
 105
 106                         var benchmarks = Directory.EnumerateFiles (benchDir, "*.benchmark")
 107                                          .Select (Benchmark.Load)
 108                                          .Where (b => !b.OnlyExplicit && b.ClientCommandLine == null && IsSupported (b))
 109                                          .OrderBy (b => b.Name)
 110                                          .ToArray ();
 111
 112                         var monoPath = Path.GetFullPath (Path.Combine ("..", "..", "runtime", "mono-wrapper"));
 113                         var classDir = Path.GetFullPath (Path.Combine ("..", "..", "mcs", "class", "lib", "net_4_x"));
 114
 115                         var rand = new Random ();
 116                         var cpus = Environment.ProcessorCount;
 117
 118                         var results = new List<TestResult> (benchmarks.Length);
 119
 120                         var sw = Stopwatch.StartNew ();
 121
 122                         for (var i = 0; i < benchmarks.Length; i++) {
 123                                 var bench = benchmarks [i];
 124
 125                                 var sampleFreq = rand.Next (-1000, 1001);
 126                                 var sampleMode = rand.Next (0, 2) == 1 ? "-real" : string.Empty;
 127                                 var maxSamples = rand.Next (0, cpus * 2000 + 1);
 128                                 var heapShotFreq = rand.Next (-10, 11);
 129                                 var maxFrames = rand.Next (0, 33);
 130                                 var options = _options.ToDictionary (x => x, _ => rand.Next (0, 2) == 1)
 131                                                       .Select (x => (x.Value ? string.Empty : "no") + x.Key)
 132                                                       .ToArray ();
 133
 134                                 var profOptions = $"maxframes={maxFrames},{string.Join (",", options)},output=/dev/null";
 135
 136                                 if (sampleFreq > 0)
 137                                         profOptions += $",sample{sampleMode}={sampleFreq},maxsamples={maxSamples}";
 138
 139                                 if (heapShotFreq > 0)
 140                                         profOptions += $",heapshot={heapShotFreq}gc";
 141
 142                                 var info = new ProcessStartInfo {
 143                                         UseShellExecute = false,
 144                                         WorkingDirectory = Path.Combine (testDir, bench.TestDirectory),
 145                                         FileName = monoPath,
 146                                         Arguments = $"--debug --profile=log:{profOptions} " + string.Join (" ", bench.CommandLine),
 147                                         RedirectStandardOutput = true,
 148                                         RedirectStandardError = true,
 149                                 };
 150
 151                                 info.EnvironmentVariables.Clear ();
 152                                 info.EnvironmentVariables.Add ("MONO_PATH", classDir);
 153
 154                                 var progress = $"({i + 1}/{benchmarks.Length})";
 155
 156                                 Console.ForegroundColor = ConsoleColor.Blue;
 157                                 Console.WriteLine ($"[{sw.Elapsed.ToString ("G")}] {progress} Running {bench.Name} with profiler options: {profOptions}");
 158                                 Console.ResetColor ();
 159
 160                                 var result = new TestResult {
 161                                         Benchmark = bench,
 162                                         StartInfo = info,
 163                                 };
 164
 165                                 using (var proc = new Process ()) {
 166                                         proc.StartInfo = info;
 167
 168                                         var stdout = new StringBuilder ();
 169                                         var stderr = new StringBuilder ();
 170
 171                                         proc.OutputDataReceived += (sender, args) => {
 172                                                 if (args.Data != null)
 173                                                         lock (result)
 174                                                                 stdout.AppendLine (args.Data);
 175                                         };
 176
 177                                         proc.ErrorDataReceived += (sender, args) => {
 178                                                 if (args.Data != null)
 179                                                         lock (result)
 180                                                                 stderr.AppendLine (args.Data);
 181                                         };
 182
 183                                         result.Stopwatch.Start ();
 184
 185                                         proc.Start ();
 186
 187                                         proc.BeginOutputReadLine ();
 188                                         proc.BeginErrorReadLine ();
 189
 190                                         if (!proc.WaitForExit ((int) _timeout.TotalMilliseconds)) {
 191                                                 // Force a thread dump.
 192                                                 Syscall.kill (proc.Id, Signum.SIGQUIT);
 193                                                 Thread.Sleep (1000);
 194
 195                                                 try {
 196                                                         proc.Kill ();
 197                                                 } catch (Exception) {
 198                                                 }
 199                                         } else
 200                                                 result.ExitCode = proc.ExitCode;
 201
 202                                         result.Stopwatch.Stop ();
 203
 204                                         lock (result) {
 205                                                 result.StandardOutput = stdout.ToString ();
 206                                                 result.StandardError = stderr.ToString ();
 207                                         }
 208                                 }
 209
 210                                 var resultStr = result.ExitCode == null ? "timed out" : $"exited with code: {result.ExitCode}";
 211
 212                                 Console.ForegroundColor = result.ExitCode != 0 ? ConsoleColor.Red : ConsoleColor.Green;
 213                                 Console.WriteLine ($"[{sw.Elapsed.ToString ("G")}] {progress} {bench.Name} took {result.Stopwatch.Elapsed.ToString ("G")} and {resultStr}");
 214                                 Console.ResetColor ();
 215
 216                                 if (result.ExitCode != 0) {
 217                                         Console.ForegroundColor = ConsoleColor.Red;
 218                                         Console.WriteLine ("===== stdout =====");
 219                                         Console.ResetColor ();
 220
 221                                         Console.WriteLine (result.StandardOutput);
 222
 223                                         Console.ForegroundColor = ConsoleColor.Red;
 224                                         Console.WriteLine ("===== stderr =====");
 225                                         Console.ResetColor ();
 226
 227                                         Console.WriteLine (result.StandardError);
 228                                 }
 229
 230                                 if (_processors.TryGetValue (bench.Name, out var processor))
 231                                         processor (result);
 232
 233                                 results.Add (result);
 234                         }
 235
 236                         sw.Stop ();
 237
 238                         var successes = results.Count (r => r.ExitCode == 0);
 239                         var failures = results.Count (r => r.ExitCode != null && r.ExitCode != 0);
 240                         var timeouts = results.Count (r => r.ExitCode == null);
 241
 242                         var settings = new XmlWriterSettings {
 243                                 NewLineOnAttributes = true,
 244                                 Indent = true,
 245                         };
 246
 247                         using (var writer = XmlWriter.Create ("TestResult-profiler-stress.xml", settings)) {
 248                                 writer.WriteStartDocument ();
 249                                 writer.WriteComment ("This file represents the results of running a test suite");
 250
 251                                 writer.WriteStartElement ("test-results");
 252                                 writer.WriteAttributeString ("name", "profiler-stress-tests.dummy");
 253                                 writer.WriteAttributeString ("total", results.Count.ToString ());
 254                                 writer.WriteAttributeString ("failures", failures.ToString ());
 255                                 writer.WriteAttributeString ("not-run", "0");
 256                                 writer.WriteAttributeString ("date", DateTime.Now.ToString ("yyyy-MM-dd"));
 257                                 writer.WriteAttributeString ("time", DateTime.Now.ToString ("HH:mm:ss"));
 258
 259                                 writer.WriteStartElement ("environment");
 260                                 writer.WriteAttributeString ("nunit-version", "2.4.8.0");
 261                                 writer.WriteAttributeString ("clr-version", Environment.Version.ToString ());
 262                                 writer.WriteAttributeString ("os-version", Environment.OSVersion.ToString ());
 263                                 writer.WriteAttributeString ("platform", Environment.OSVersion.Platform.ToString ());
 264                                 writer.WriteAttributeString ("cwd", Environment.CurrentDirectory);
 265                                 writer.WriteAttributeString ("machine-name", Environment.MachineName);
 266                                 writer.WriteAttributeString ("user", Environment.UserName);
 267                                 writer.WriteAttributeString ("user-domain", Environment.UserDomainName);
 268                                 writer.WriteEndElement ();
 269
 270                                 writer.WriteStartElement ("culture-info");
 271                                 writer.WriteAttributeString ("current-culture", CultureInfo.CurrentCulture.Name);
 272                                 writer.WriteAttributeString ("current-uiculture", CultureInfo.CurrentUICulture.Name);
 273                                 writer.WriteEndElement ();
 274
 275                                 writer.WriteStartElement ("test-suite");
 276                                 writer.WriteAttributeString ("name", "profiler-stress-tests.dummy");
 277                                 writer.WriteAttributeString ("success", (failures + timeouts == 0).ToString ());
 278                                 writer.WriteAttributeString ("time", ((int) sw.Elapsed.TotalSeconds).ToString ());
 279                                 writer.WriteAttributeString ("asserts", (failures + timeouts).ToString ());
 280                                 writer.WriteStartElement ("results");
 281
 282                                 writer.WriteStartElement ("test-suite");
 283                                 writer.WriteAttributeString ("name", "MonoTests");
 284                                 writer.WriteAttributeString ("success", (failures + timeouts == 0).ToString ());
 285                                 writer.WriteAttributeString ("time", ((int) sw.Elapsed.TotalSeconds).ToString ());
 286                                 writer.WriteAttributeString ("asserts", (failures + timeouts).ToString ());
 287                                 writer.WriteStartElement ("results");
 288
 289                                 writer.WriteStartElement ("test-suite");
 290                                 writer.WriteAttributeString ("name", "profiler-stress");
 291                                 writer.WriteAttributeString ("success", (failures + timeouts == 0).ToString ());
 292                                 writer.WriteAttributeString ("time", ((int) sw.Elapsed.TotalSeconds).ToString ());
 293                                 writer.WriteAttributeString ("asserts", (failures + timeouts).ToString ());
 294                                 writer.WriteStartElement ("results");
 295
 296                                 foreach (var result in results) {
 297                                         var timeoutStr = result.ExitCode == null ? "_timeout" : string.Empty;
 298
 299                                         writer.WriteStartElement ("test-case");
 300                                         writer.WriteAttributeString ("name", $"MonoTests.profiler-stress.{result.Benchmark.Name}{timeoutStr}");
 301                                         writer.WriteAttributeString ("executed", "True");
 302                                         writer.WriteAttributeString ("success", (result.ExitCode == 0).ToString ());
 303                                         writer.WriteAttributeString ("time", ((int) result.Stopwatch.Elapsed.TotalSeconds).ToString ());
 304                                         writer.WriteAttributeString ("asserts", result.ExitCode == 0 ? "0" : "1");
 305
 306                                         if (result.ExitCode != 0) {
 307                                                 writer.WriteStartElement ("failure");
 308
 309                                                 writer.WriteStartElement ("message");
 310                                                 writer.WriteCData (FilterInvalidXmlChars (result.StandardOutput));
 311                                                 writer.WriteEndElement ();
 312
 313                                                 writer.WriteStartElement ("stack-trace");
 314                                                 writer.WriteCData (FilterInvalidXmlChars (result.StandardError));
 315                                                 writer.WriteEndElement ();
 316
 317                                                 writer.WriteEndElement ();
 318                                         }
 319
 320                                         writer.WriteEndElement ();
 321                                 }
 322
 323                                 writer.WriteEndElement ();
 324                                 writer.WriteEndElement ();
 325
 326                                 writer.WriteEndElement ();
 327                                 writer.WriteEndElement ();
 328
 329                                 writer.WriteEndElement ();
 330                                 writer.WriteEndElement ();
 331
 332                                 writer.WriteEndElement ();
 333
 334                                 writer.WriteEndDocument ();
 335                         }
 336
 337                         var failureStr = failures + timeouts != 0 ? $" ({failures} failures, {timeouts} timeouts)" : string.Empty;
 338
 339                         Console.ForegroundColor = failures + timeouts != 0 ? ConsoleColor.Red : ConsoleColor.Green;
 340                         Console.WriteLine ($"[{sw.Elapsed.ToString ("G")}] Finished with {successes}/{results.Count} passing tests{failureStr}");
 341                         Console.ResetColor ();
 342
 343                         return failures + timeouts;
 344                 }
 345         }
 346 }