[InlineData(EngineResolver.DefaultIterationTime)] // 500 ms - the default BDN setting public void BenchmarksThatRunLongerThanIterationTimeOnlyDuringFirstInvocationAreNotInvokedOncePerIteration(int iterationTime) { var engineParameters = CreateEngineParameters( mainNoUnroll: TimeConsumingOnlyForTheFirstCall, mainUnroll: InstantUnroll, job: Job.Default.WithIterationTime(TimeInterval.FromMilliseconds(iterationTime))); var engine = new EngineFactory().CreateReadyToRun(engineParameters); Assert.Equal(1, timesGlobalSetupCalled); // the factory should call the benchmark: // 1st time with unroll factor to JIT the code // one more to check that the Jitting has not dominated the reported time // and one more time to JIT the 16 unroll factor case as it turned out that Jitting has dominated the time Assert.Equal(1 + 1 + 1, timesIterationSetupCalled); Assert.Equal(1 + 1 + 16, timesBenchmarkCalled); Assert.Equal(1 + 1 + 16, timesOverheadCalled); Assert.Equal(1 + 1 + 1, timesIterationCleanupCalled); // 2x for Target Assert.Equal(0, timesGlobalCleanupCalled); // cleanup is called as part of dispose Assert.False(engine.TargetJob.Run.HasValue(RunMode.InvocationCountCharacteristic)); // we need pilot stage Assert.False(engine.TargetJob.Run.HasValue(AccuracyMode.EvaluateOverheadCharacteristic)); engine.Dispose(); // cleanup is called as part of dispose Assert.Equal(1, timesGlobalCleanupCalled); }
public void ShouldSleep() { const int slavesCount = 5; const int roundsCount = 3; using (var timeSource = new MasterTimeSource() { Quantum = TimeInterval.FromMilliseconds(1000), AdvanceImmediately = false }) { var timeSinks = new SimpleTimeSink[slavesCount]; for (int i = 0; i < slavesCount; i++) { timeSinks[i] = new SimpleTimeSink(double.MaxValue); timeSource.RegisterSink(timeSinks[i]); } var sw = Stopwatch.StartNew(); // the first round does not increment the time - it just triggers a sync point timeSource.Run(roundsCount + 1); var after = sw.Elapsed; Assert.IsTrue(after.TotalSeconds > roundsCount); } }
public Config() { var summaryStyle = new SummaryStyle(false, SizeUnit.KB, TimeUnit.Millisecond, true); this.SummaryStyle = summaryStyle; Add(MemoryDiagnoser.Default); //Add( // HardwareCounter.BranchInstructions, // //HardwareCounter.CacheMisses, // HardwareCounter.BranchMispredictions //); Add( Job .Core .With(Runtime.Core) .WithWarmupCount(2) .WithIterationCount(30) .WithIterationTime(TimeInterval.FromMilliseconds(200)) .WithLaunchCount(1) .With(new GcMode() { Force = false }) ); }
public static IConfig Create( DirectoryInfo artifactsPath, ImmutableHashSet <string> mandatoryCategories, int?partitionCount = null, int?partitionIndex = null, Job job = null) { if (job is null) { job = Job.Default .WithWarmupCount(1) // 1 warmup is enough for our purpose .WithIterationTime(TimeInterval.FromMilliseconds(250)) // the default is 0.5s per iteration, which is slighlty too much for us .WithMinIterationCount(15) .WithMaxIterationCount(20) // we don't want to run more that 20 iterations .DontEnforcePowerPlan(); // make sure BDN does not try to enforce High Performance power plan on Windows } return(DefaultConfig.Instance .With(job.AsDefault()) // tell BDN that this are our default settings .WithArtifactsPath(artifactsPath.FullName) .With(MemoryDiagnoser.Default) // MemoryDiagnoser is enabled by default .With(new OperatingSystemFilter()) .With(new PartitionFilter(partitionCount, partitionIndex)) .With(JsonExporter.Full) // make sure we export to Json (for BenchView integration purpose) .With(new PerfLabExporter()) .With(StatisticColumn.Median, StatisticColumn.Min, StatisticColumn.Max) .With(TooManyTestCasesValidator.FailOnError) .With(new UniqueArgumentsValidator()) // don't allow for duplicated arguments #404 .With(new MandatoryCategoryValidator(mandatoryCategories))); }
public FullProfileConfig() { var summaryStyle = new SummaryStyle(false, SizeUnit.KB, TimeUnit.Millisecond, true); this.SummaryStyle = summaryStyle; Add( DisassemblyDiagnoser.Create( new DisassemblyDiagnoserConfig(printAsm: true, printPrologAndEpilog: true, recursiveDepth: 3, printDiff: true) ) ); Add(MemoryDiagnoser.Default); Add( HardwareCounter.BranchInstructions, //HardwareCounter.CacheMisses, HardwareCounter.BranchMispredictions ); Add( Job .Core .With(Runtime.Core) .WithWarmupCount(2) .WithIterationCount(10) .WithIterationTime(TimeInterval.FromMilliseconds(200)) .WithLaunchCount(1) .With(new GcMode() { Force = false }) ); }
static void Main(string[] args) { var p = new Prometheus.MetricServer(12203); p.Start(); var collector = DotNetRuntimeStatsBuilder.Default().StartCollecting(); var tasks = Enumerable.Range(1, 2_000_000) .Select(_ => Task.Run(() => 1)) .ToArray(); var b = new byte[1024 * 1000]; var b2 = new byte[1024 * 1000]; var b3 = new byte[1024 * 1000]; Task.WaitAll(tasks); Console.WriteLine("Done"); Console.ReadLine(); return; BenchmarkRunner.Run <TestBenchmark>( DefaultConfig.Instance .With( Job.Core .WithLaunchCount(1) .WithIterationTime(TimeInterval.FromMilliseconds(200)) .With(Platform.X64) .With(Jit.RyuJit) ) ); }
public static IConfig Create( DirectoryInfo artifactsPath, ImmutableHashSet <string> mandatoryCategories, int?partitionCount = null, int?partitionIndex = null, Job job = null) { if (job is null) { job = Job.Default .WithWarmupCount(1) // 1 warmup is enough for our purpose .WithIterationTime(TimeInterval.FromMilliseconds(250)) // the default is 0.5s per iteration, which is slighlty too much for us .WithMinIterationCount(15) .WithMaxIterationCount(20) // we don't want to run more that 20 iterations .DontEnforcePowerPlan(); // make sure BDN does not try to enforce High Performance power plan on Windows // See https://github.com/dotnet/roslyn/issues/42393 job = job.With(new Argument[] { new MsBuildArgument("/p:DebugType=portable") }); } return(DefaultConfig.Instance .With(job.AsDefault()) // tell BDN that this are our default settings .WithArtifactsPath(artifactsPath.FullName) .With(MemoryDiagnoser.Default) // MemoryDiagnoser is enabled by default .With(new OperatingSystemFilter()) .With(new PartitionFilter(partitionCount, partitionIndex)) .With(JsonExporter.Full) // make sure we export to Json .With(new PerfLabExporter()) .With(StatisticColumn.Median, StatisticColumn.Min, StatisticColumn.Max) .With(TooManyTestCasesValidator.FailOnError) .With(new UniqueArgumentsValidator()) // don't allow for duplicated arguments #404 .With(new MandatoryCategoryValidator(mandatoryCategories)) .With(SummaryStyle.Default.WithMaxParameterColumnWidth(36))); // the default is 20 and trims too aggressively some benchmark results }
public static void Main(string[] args) { BenchmarkRunner.Run <EventCounterParserBenchmark>( DefaultConfig.Instance .With( new Job() .With(RunStrategy.Throughput) .WithWarmupCount(1) .WithIterationTime(TimeInterval.FromMilliseconds(300)) .WithMaxIterationCount(30) .WithCustomBuildConfiguration("Release") .WithOutlierMode(OutlierMode.DontRemove) ) .With(MemoryDiagnoser.Default) ); // BenchmarkSwitcher.FromTypes(new []{typeof(BaselineBenchmark), typeof(NoSamplingBenchmark), typeof(DefaultBenchmark)}).RunAllJoined( // DefaultConfig.Instance // .With( // new Job() // .With(RunStrategy.Monitoring) // .WithLaunchCount(3) // .WithWarmupCount(1) // .WithIterationTime(TimeInterval.FromSeconds(10)) // .WithCustomBuildConfiguration("Release") // .WithOutlierMode(OutlierMode.DontRemove) // ) // .With(MemoryDiagnoser.Default) // .With(HardwareCounter.TotalCycles) // ); }
public BenchmarkConfig() { Add(MemoryDiagnoser.Default); Add(Job.Default .WithLaunchCount(1) .WithIterationTime(TimeInterval.FromMilliseconds(200)) .WithWarmupCount(5) .WithTargetCount(1)); }
public static IConfig Create( DirectoryInfo artifactsPath, ImmutableHashSet <string> mandatoryCategories, int?partitionCount = null, int?partitionIndex = null, List <string> exclusionFilterValue = null, List <string> categoryExclusionFilterValue = null, Job job = null, bool getDiffableDisasm = false) { if (job is null) { job = Job.Default .WithWarmupCount(1) // 1 warmup is enough for our purpose .WithIterationTime(TimeInterval.FromMilliseconds(250)) // the default is 0.5s per iteration, which is slighlty too much for us .WithMinIterationCount(15) .WithMaxIterationCount(20) // we don't want to run more that 20 iterations .DontEnforcePowerPlan(); // make sure BDN does not try to enforce High Performance power plan on Windows // See https://github.com/dotnet/roslyn/issues/42393 job = job.WithArguments(new Argument[] { new MsBuildArgument("/p:DebugType=portable"), new MsBuildArgument("-bl:benchmarkdotnet.binlog") }); } var config = ManualConfig.CreateEmpty() .WithBuildTimeout(TimeSpan.FromMinutes(10)) // for slow machines .AddLogger(ConsoleLogger.Default) // log output to console .AddValidator(DefaultConfig.Instance.GetValidators().ToArray()) // copy default validators .AddAnalyser(DefaultConfig.Instance.GetAnalysers().ToArray()) // copy default analysers .AddExporter(MarkdownExporter.GitHub) // export to GitHub markdown .AddColumnProvider(DefaultColumnProviders.Instance) // display default columns (method name, args etc) .AddJob(job.AsDefault()) // tell BDN that this are our default settings .WithArtifactsPath(artifactsPath.FullName) .AddDiagnoser(MemoryDiagnoser.Default) // MemoryDiagnoser is enabled by default .AddFilter(new PartitionFilter(partitionCount, partitionIndex)) .AddFilter(new ExclusionFilter(exclusionFilterValue)) .AddFilter(new CategoryExclusionFilter(categoryExclusionFilterValue)) .AddExporter(JsonExporter.Full) // make sure we export to Json .AddColumn(StatisticColumn.Median, StatisticColumn.Min, StatisticColumn.Max) .AddValidator(TooManyTestCasesValidator.FailOnError) .AddValidator(new UniqueArgumentsValidator()) // don't allow for duplicated arguments #404 .AddValidator(new MandatoryCategoryValidator(mandatoryCategories)) .WithSummaryStyle(SummaryStyle.Default.WithMaxParameterColumnWidth(36)); // the default is 20 and trims too aggressively some benchmark results if (Reporter.CreateReporter().InLab) { config = config.AddExporter(new PerfLabExporter()); } if (getDiffableDisasm) { config = config.AddDiagnoser(CreateDisassembler()); } return(config); }
public static IConfig Create(DirectoryInfo artifactsPath, ImmutableHashSet <string> mandatoryCategories) => DefaultConfig.Instance .With(Job.Default .WithWarmupCount(1) .WithIterationTime(TimeInterval.FromMilliseconds(250)) .WithMinIterationCount(15) .WithMaxIterationCount(20) .AsDefault()) .WithArtifactsPath(artifactsPath.FullName) .With(MemoryDiagnoser.Default) .With(JsonExporter.Full) .With(StatisticColumn.Median, StatisticColumn.Min, StatisticColumn.Max);
public CustomJob() { Add( Job.RyuJitX64 .With(Runtime.Core) .WithIterationTime(TimeInterval.FromMilliseconds(250))); Add( Job.LegacyJitX64 .With(Runtime.Clr) .WithIterationTime(TimeInterval.FromMilliseconds(250))); }
// note: this method currently implements // the not-sooner-than behaviour which means // that it's guaranteed the timeout event // will not trigger earlier than current time // plus `virtualMilliseconds` (except for the // serialization, in which case the event will // be triggered immediately); // technically the event is triggered in the synchronization phase, // so it might be delayed maximally by the size of the quantum public static TimeoutEvent EnqueueTimeoutEvent(this TimeSourceBase timeSource, ulong virtualMilliseconds) { var timeoutEvent = new TimeoutEvent(); var when = timeSource.ElapsedVirtualTime + TimeInterval.FromMilliseconds(virtualMilliseconds); timeSource.ExecuteInSyncedState(_ => { timeoutEvent.Trigger(); }, new TimeStamp(when, timeSource.Domain)); return(timeoutEvent); }
public CustomJob() { Add( Job.RyuJitX64 .With(CoreRuntime.Core30) .WithIterationTime(TimeInterval.FromMilliseconds(500))); Add( Job.LegacyJitX64 .With(ClrRuntime.Net472) .WithIterationTime(TimeInterval.FromMilliseconds(500))); }
private static IConfig GetConfig() => DefaultConfig.Instance .With(Job.Default .WithWarmupCount(1) // 1 warmup is enough for our purpose .WithIterationTime(TimeInterval.FromMilliseconds(250)) // the default is 0.5s per iteration, which is slighlty too much for us .WithMinIterationCount(15) .WithMaxIterationCount(20) // we don't want to run more that 20 iterations .AsDefault()) // tell BDN that this are our default settings .With(MemoryDiagnoser.Default) // MemoryDiagnoser is enabled by default .With(new OperatingSystemFilter()) .With(JsonExporter.Full) // make sure we export to Json (for BenchView integration purpose) .With(StatisticColumn.Median, StatisticColumn.Min, StatisticColumn.Max) .With(TooManyTestCasesValidator.FailOnError);
public Config() { Add(new MemoryDiagnoser()); //Add(ExecutionValidator.FailOnError); //The 'quick and dirty' settings, so it runs a little quicker // see benchmarkdotnet FAQ Add(Job.Default .WithLaunchCount(1) // benchmark process will be launched only once .WithIterationTime(TimeInterval.FromMilliseconds(400)) .WithWarmupCount(3) .WithIterationCount(6)); }
public static void Main(string[] args) { var config = new ManualConfig(); config.Add(DefaultConfig.Instance); config.Add(Job.Default .WithLaunchCount(1) .WithIterationTime(TimeInterval.FromMilliseconds(500)) .WithWarmupCount(3) .WithTargetCount(6) ); BenchmarkRunner.Run <StringIteration>(config); }
private static void Main(string[] args) { var baseJob = Job.Default .WithWarmupCount(1) // 1 warmup is enough for our purpose .WithIterationTime(TimeInterval.FromMilliseconds(250.0)) // the default is 0.5s per iteration .WithIterationCount(20) .WithMaxRelativeError(0.01); var jobBefore = baseJob.WithId("Core31").WithRuntime(CoreRuntime.Core31); var jobAfter = baseJob.WithId("Core50").WithRuntime(CoreRuntime.Core50); var config = DefaultConfig.Instance.AddJob(jobBefore).AddJob(jobAfter).KeepBenchmarkFiles(); BenchmarkRunner.Run <CpuIdBench>(config); // Trace.Listeners.Add(new ConsoleListener()); // // // Console.WriteLine("CPU ID: " + Cpu.GetCurrentCoreId()); // // var summary = BenchmarkRunner.Run<Benchmark>(); // // var test = new Tests.CalliTests(); // test.TestDelegate(); //var offset = UnsafeExTests.Helper<int>.ElemOffset; //var size = UnsafeExTests.Helper<int>.ElemSize; //Console.WriteLine("Offset: " + offset); //Console.WriteLine("Size: " + size); //var test = new CompressionTests(); //Console.WriteLine("----------- Shuffle -----------"); //test.CouldShuffleUnshuffle(); //Console.WriteLine("----------- LZ4 -----------"); //test.Lz4Benchmark(); //Console.WriteLine("----------- ZSTD -----------"); //test.ZstdBenchmark(); //Console.WriteLine("----------- GZip -----------"); //test.GzipBenchmark(); //Console.WriteLine("----------- Deflate -----------"); //test.DeflateBenchmark(); //Console.WriteLine("\n\n\n-------------------------------"); // Console.WriteLine("Finished, press enter to exit..."); //Console.ReadLine(); }
#pragma warning disable CA1801 // Review unused parameters public static IConfig Create(DirectoryInfo artifactsPath, ImmutableHashSet <string> mandatoryCategories) #pragma warning restore CA1801 // Review unused parameters #pragma warning disable CA1062 // Validate arguments of public methods => DefaultConfig.Instance .With(Job.Default .WithWarmupCount(1) .WithIterationTime(TimeInterval.FromMilliseconds(250)) .WithMinIterationCount(15) .WithMaxIterationCount(20) .AsDefault()) .WithArtifactsPath(artifactsPath.FullName) .With(MemoryDiagnoser.Default) .With(JsonExporter.Full) .With(StatisticColumn.Median, StatisticColumn.Min, StatisticColumn.Max);
static void Main(string[] args) { var tasks = Enumerable.Range(1, 2_000_000) .Select(_ => Task.Run(() => 1)) .ToArray(); var b = new byte[1024 * 1000]; if (args.Length > 0 && args[0] == "metrics") { var metrics = App.Metrics.AppMetrics.CreateDefaultBuilder().Build(); var collector = DotNetRuntimeStatsBuilder.Customize() .WithContentionStats() .WithThreadPoolStats() .WithThreadPoolSchedulingStats(); if (args.Any(x => x == "jit")) { collector.WithJitStats(); } if (args.Any(x => x == "gc")) { collector.WithGcStats(); } collector .WithDebuggingMetrics(false) .StartCollecting(metrics); } var b2 = new byte[1024 * 1000]; var b3 = new byte[1024 * 1000]; Task.WaitAll(tasks); Console.WriteLine("Done"); // return; BenchmarkRunner.Run <TestBenchmark>( DefaultConfig.Instance .With( Job.Default .With(CoreRuntime.Core31) .WithLaunchCount(1) .WithIterationTime(TimeInterval.FromMilliseconds(200)) .With(Platform.X64) .With(Jit.RyuJit) ) ); }
public static IConfig Create(DirectoryInfo artifactsPath, ImmutableHashSet <string> mandatoryCategories) => DefaultConfig.Instance .With(Job.Default .WithWarmupCount(1) // 1 warmup is enough for our purpose .WithIterationTime(TimeInterval.FromMilliseconds(250)) // the default is 0.5s per iteration, which is slighlty too much for us .WithMinIterationCount(15) .WithMaxIterationCount(20) // we don't want to run more that 20 iterations .AsDefault()) // tell BDN that this are our default settings .WithArtifactsPath(artifactsPath.FullName) .With(MemoryDiagnoser.Default) // MemoryDiagnoser is enabled by default .With(new OperatingSystemFilter()) .With(JsonExporter.Full) // make sure we export to Json (for BenchView integration purpose) .With(StatisticColumn.Median, StatisticColumn.Min, StatisticColumn.Max) .With(TooManyTestCasesValidator.FailOnError) .With(new MandatoryCategoryValidator(mandatoryCategories));
public Config() { Add(MemoryDiagnoser.Default); Add( Job .Default .WithWarmupCount(2) .WithIterationCount(25) .WithIterationTime(TimeInterval.FromMilliseconds(100)) .With(new GcMode() { Force = false }) .WithLaunchCount(1) ); }
static void Main() { var job = Job.Default .WithGcServer(true); // in-process //job = job.WithToolchain(BenchmarkDotNet.Toolchains.InProcess.NoEmit.InProcessNoEmitToolchain.Instance); // limited iterations job = job .WithIterationCount(15) .WithIterationTime(TimeInterval.FromMilliseconds(500)); var config = DefaultConfig.Instance.AddJob(job); BenchmarkRunner.Run <SchedulerPerf>(config); }
public Config() { Add( HardwareCounter.BranchInstructions, //HardwareCounter.CacheMisses, HardwareCounter.BranchMispredictions ); Add( Job .Default .With(Runtime.Core) .WithWarmupCount(10) .WithIterationCount(25) .WithIterationTime(TimeInterval.FromMilliseconds(200)) .WithLaunchCount(1) ); }
public static Threshold Create(ThresholdUnit unit, double value) { switch (unit) { case ThresholdUnit.Ratio: return(new RelativeThreshold(value)); case ThresholdUnit.Nanoseconds: return(new AbsoluteTimeThreshold(TimeInterval.FromNanoseconds(value))); case ThresholdUnit.Microseconds: return(new AbsoluteTimeThreshold(TimeInterval.FromMicroseconds(value))); case ThresholdUnit.Milliseconds: return(new AbsoluteTimeThreshold(TimeInterval.FromMilliseconds(value))); case ThresholdUnit.Seconds: return(new AbsoluteTimeThreshold(TimeInterval.FromSeconds(value))); case ThresholdUnit.Minutes: return(new AbsoluteTimeThreshold(TimeInterval.FromMinutes(value))); default: throw new ArgumentOutOfRangeException(nameof(unit), unit, null); } }
public Config() { var summaryStyle = new SummaryStyle(false, SizeUnit.KB, TimeUnit.Millisecond, true); this.SummaryStyle = summaryStyle; Add(MemoryDiagnoser.Default); Add( Job .Default .WithWarmupCount(2) .WithIterationCount(25) .WithIterationTime(TimeInterval.FromMilliseconds(200)) .With(new GcMode() { Force = false }) .WithLaunchCount(1) ); }
public static IConfig Create(DirectoryInfo artifactsPath) { var job = Job.Default .WithWarmupCount(1) // 1 warmup is enough for our purpose .WithIterationTime(TimeInterval.FromMilliseconds(250)) // the default is 0.5s per iteration, which is slighlty too much for us .WithMinIterationCount(15) .WithMaxIterationCount(20); // we don't want to run more that 20 iterations return(DefaultConfig.Instance .AddLogger(ConsoleLogger.Default) // log output to console .AddExporter(MarkdownExporter.GitHub) // export to GitHub markdown .AddColumnProvider(DefaultColumnProviders.Instance) // display default columns (method name, args etc) .AddJob(job.AsDefault()) // tell BDN that this are our default settings .WithArtifactsPath(artifactsPath.FullName) .AddDiagnoser(MemoryDiagnoser.Default) // MemoryDiagnoser is enabled by default .AddExporter(JsonExporter.Full) // make sure we export to Json .AddColumn(StatisticColumn.Median, StatisticColumn.Min, StatisticColumn.Max) .WithSummaryStyle(SummaryStyle.Default.WithMaxParameterColumnWidth(36))); // the default is 20 and trims too aggressively some benchmark results }
public static void Main() { var configuration = ManualConfig.CreateEmpty(); configuration.AddJob(Job.Default .WithWarmupCount(1) .WithIterationTime(TimeInterval.FromMilliseconds(250)) .WithMinIterationCount(15) .WithMaxIterationCount(20) .WithToolchain(InProcessEmitToolchain.Instance)); configuration.AddDiagnoser(MemoryDiagnoser.Default); configuration.AddColumnProvider(DefaultConfig.Instance.GetColumnProviders().ToArray()); configuration.AddLogger(ConsoleLogger.Default); configuration.AddExporter(new SimpleBenchmarkExporter()); configuration.SummaryStyle = SummaryStyle.Default .WithTimeUnit(TimeUnit.Nanosecond) .WithSizeUnit(SizeUnit.B); BenchmarkRunner.Run <JsonRpcMiddlewareBenchmarks>(configuration); }
public Config() { var summaryStyle = new SummaryStyle(false, SizeUnit.KB, TimeUnit.Millisecond, true); this.SummaryStyle = summaryStyle; Add( HardwareCounter.BranchInstructions, //HardwareCounter.CacheMisses, HardwareCounter.BranchMispredictions ); Add( Job .Default .With(Runtime.Core) .WithWarmupCount(5) .WithIterationCount(10) .WithIterationTime(TimeInterval.FromMilliseconds(100)) .WithLaunchCount(1) ); }
public BaselineComparisonConfig() { this.Options |= ConfigOptions.DisableOptimizationsValidator; string deploymentRoot = BenchmarkTests.DeploymentRoot; var baseJob = Job.Default .WithLaunchCount(1) .WithWarmupCount(3) .WithMaxIterationCount(100) .WithIterationTime(TimeInterval.FromMilliseconds(100)); this.Add(baseJob .WithId("baseline") .WithEnvironmentVariable(EnvironmentVariableName, Path.Combine(deploymentRoot, "baseline", "Python.Runtime.dll")) .WithBaseline(true)); this.Add(baseJob .WithId("new") .WithEnvironmentVariable(EnvironmentVariableName, Path.Combine(deploymentRoot, "new", "Python.Runtime.dll"))); }