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How to use PerfSummary class of Microsoft.Coyote.Benchmarking package

Best Coyote code snippet using Microsoft.Coyote.Benchmarking.PerfSummary

Program.cs

Source:Program.cs

...170                using (var file = new StreamWriter(summaryFile, true, Encoding.UTF8))171                {172                    if (writeHeaders)173                    {174                        PerfSummary.WriteHeaders(file);175                    }176                    foreach (var summary in await storage.DownloadAsync(this.DownloadPartition, rowKeys))177                    {178                        if (summary is null)179                        {180                            Console.WriteLine("Summary missing for {0}", b.Name);181                        }182                        else183                        {184                            summary.CommitId = this.CommitId;185                            summary.SetPartitionKey(this.DownloadPartition);186                            summary.WriteCsv(file);187                        }188                    }189                }190            }191        }192        private async Task<int> Run()193        {194            if (!string.IsNullOrEmpty(this.DownloadPartition))195            {196                await this.DowwnloadResults();197                return 0;198            }199            if (this.UploadCommits)200            {201                return await UploadCommitHistory();202            }203            if (string.IsNullOrEmpty(this.CommitId))204            {205                this.CommitId = Guid.NewGuid().ToString().Replace("-", string.Empty);206            }207            Storage storage = new Storage();208            List<PerfSummary> results = new List<PerfSummary>();209            int matching = 0;210            foreach (var b in Benchmarks)211            {212                if (FilterMatches(b.Name, this.Filters))213                {214                    matching++;215                    var config = DefaultConfig.Instance.WithArtifactsPath(this.OutputDir)216                        .WithOption(ConfigOptions.DisableOptimizationsValidator, true);217                    config.AddDiagnoser(new CpuDiagnoser());218                    config.AddDiagnoser(new TotalMemoryDiagnoser());219                    var summary = BenchmarkRunner.Run(b.Test, config);220                    foreach (var report in summary.Reports)221                    {222                        var data = this.GetEntities(report);223                        if (data.Count > 0)224                        {225                            results.Add(new PerfSummary(data));226                        }227                    }228                }229            }230            if (matching is 0)231            {232                Console.ForegroundColor = ConsoleColor.Red;233                Console.WriteLine("No benchmarks matching filter: {0}", string.Join(",", this.Filters));234                Console.ResetColor();235                PrintUsage();236                return 1;237            }238            else if (this.Cosmos)239            {240                await storage.UploadAsync(results);241                await UploadCommitHistory(1); // upload this commit id and it's commit date.242            }243            return 0;244        }245        private List<PerfEntity> GetEntities(BenchmarkReport report)246        {247            List<PerfEntity> results = new List<PerfEntity>();248            string testName = report.BenchmarkCase.Descriptor.DisplayInfo;249            foreach (var p in report.BenchmarkCase.Parameters.Items)250            {251                testName += string.Format(" {0}={1}", p.Name, p.Value);252            }253            // Right now we are choosing NOT to return each test result as254            // a separate entity, as this is too much information, so for now255            // we return the "Min" time from this run, based on the idea that the256            // minimum time has the least OS noise in it so it should be more stable.257            List<double> times = new List<double>();258            foreach (var row in report.GetResultRuns())259            {260                double msPerTest = row.Nanoseconds / 1000000.0 / row.Operations;261                times.Add(msPerTest);262            }263            var e = new PerfEntity(this.MachineName, this.RuntimeVersion, this.CommitId, testName, 0)264            {265                Time = times.Min(),266                TimeStdDev = MathHelpers.StandardDeviation(times),267            };268            if (report.Metrics.ContainsKey("CPU"))269            {270                e.Cpu = report.Metrics["CPU"].Value;271            }272            if (report.Metrics.ContainsKey("TotalMemory"))273            {274                e.Memory = report.Metrics["TotalMemory"].Value;275            }276            results.Add(e);277            return results;278        }279        private void ExportToCsv(List<PerfSummary> results)280        {281            this.SaveSummary(results);282            foreach (var item in results)283            {284                this.SaveReport(item.Data);285            }286        }287        private void SaveSummary(List<PerfSummary> report)288        {289            string filename = Path.Combine(this.OutputDir, "summary.csv");290            bool writeHeaders = !File.Exists(filename);291            using (StreamWriter writer = new StreamWriter(filename, true, Encoding.UTF8))292            {293                if (writeHeaders)294                {295                    PerfSummary.WriteHeaders(writer);296                }297                foreach (var item in report)298                {299                    item.WriteCsv(writer);300                }301            }302        }303        private void SaveReport(List<PerfEntity> data)304        {305            var testName = data[0].TestName.Split(' ')[0];306            string filename = Path.Combine(this.OutputDir, testName + ".csv");307            bool writeHeaders = !File.Exists(filename);308            using (StreamWriter writer = new StreamWriter(filename, true, Encoding.UTF8))309            {...

Storage.cs

Source:Storage.cs

...43            this.CosmosClient = new CosmosClient(endpointUri, primaryKey);44            var response = await this.CosmosClient.CreateDatabaseIfNotExistsAsync(CosmosDatabaseId);45            this.CosmosDatabase = response.Database;46        }47        internal async Task<int> UploadAsync(List<PerfSummary> summaries)48        {49            if (this.CosmosDatabase is null)50            {51                await this.Connect();52            }53            if (this.CosmosDatabase is null)54            {55                return 0;56            }57            if (this.SummaryContainer is null)58            {59                var response = await this.CosmosDatabase.CreateContainerIfNotExistsAsync(SummaryTableName, "/PartitionKey");60                this.SummaryContainer = response.Container;61            }62            int count = 0;63            foreach (var s in summaries)64            {65                bool better = true;66                try67                {68                    var response = await this.SummaryContainer.ReadItemAsync<PerfSummary>(s.Id, new PartitionKey(s.PartitionKey));69                    PerfSummary old = response.Resource;70                    if (old.TimeMean < s.TimeMean)71                    {72                        better = false;73                    }74                }75                catch (CosmosException ex) when (ex.StatusCode == HttpStatusCode.NotFound)76                {77                }78                if (better)79                {80                    Console.WriteLine("===> Uploading summary for {0}...", s.TestName);81                    await this.SummaryContainer.UpsertItemAsync(s, new PartitionKey(s.PartitionKey));82                    count++;83                }84                else85                {86                    Console.WriteLine("===> Existing record is better for {0}...", s.TestName);87                }88            }89            return count;90        }91        internal async Task<List<PerfSummary>> DownloadAsync(string partitionKey, List<string> rowKeys)92        {93            List<PerfSummary> results = new List<PerfSummary>();94            if (this.CosmosDatabase is null)95            {96                await this.Connect();97            }98            if (this.CosmosDatabase is null)99            {100                return results;101            }102            if (this.SummaryContainer is null)103            {104                var response = await this.CosmosDatabase.CreateContainerIfNotExistsAsync(SummaryTableName, "/PartitionKey");105                this.SummaryContainer = response.Container;106            }107            foreach (var rowKey in rowKeys)108            {109                try110                {111                    var response = await this.SummaryContainer.ReadItemAsync<PerfSummary>(rowKey, new PartitionKey(partitionKey));112                    results.Add(response.Resource);113                }114                catch (CosmosException ex) when (ex.StatusCode == HttpStatusCode.NotFound)115                {116                }117            }118            return results;119        }120        internal async Task UploadLogAsync(List<CommitHistoryEntity> log)121        {122            if (this.CosmosDatabase is null)123            {124                await this.Connect();125            }126            if (this.CosmosDatabase is null)127            {128                return;129            }130            var response = await this.CosmosDatabase.CreateContainerIfNotExistsAsync(CommitLogTableName, "/PartitionKey");131            var container = response.Container;132            foreach (var item in log)133            {134                Console.WriteLine("===> Uploading commit info {0}...", item.Id);135                await container.UpsertItemAsync(item, new PartitionKey(item.PartitionKey));136            }137        }138    }139    /// <summary>140    /// Entity representing a test result.141    /// </summary>142    public class PerfEntity143    {144        /// <summary>145        /// The row id.146        /// </summary>147        [JsonProperty(PropertyName = "id")]148        public string Id { get; set; }149        /// <summary>150        /// The parition key for the data.151        /// </summary>152        public string PartitionKey { get; set; }153        /// <summary>154        /// The computer name where the test was run.155        /// </summary>156        public string MachineName { get; set; }157        /// <summary>158        /// The .net runtime version used.159        /// </summary>160        public string RuntimeVersion { get; set; }161        /// <summary>162        /// The git commit id of code being tested.163        /// </summary>164        public string CommitId { get; set; }165        /// <summary>166        /// UTC date and time the test was run.167        /// </summary>168        public DateTime Date { get; set; }169        /// <summary>170        /// The unique name of the test.171        /// </summary>172        public string TestName { get; set; }173        /// <summary>174        /// The test iteration.175        /// </summary>176        public int Iteration { get; set; }177        /// <summary>178        /// Time to complete the test in milliseconds.179        /// </summary>180        public double Time { get; set; }181        /// <summary>182        /// Standard deviation in the times.183        /// </summary>184        public double TimeStdDev { get; set; }185        /// <summary>186        /// Process working set during the test.187        /// </summary>188        public double Memory { get; set; }189        /// <summary>190        /// Standard deviation in the memory numbers.191        /// </summary>192        public double MemoryStdDev { get; set; }193        /// <summary>194        /// Process total CPU usage during the test as a % of total number of cores.195        /// </summary>196        public double Cpu { get; set; }197        /// <summary>198        /// Standard deviation in the CPU numbers.199        /// </summary>200        public double CpuStdDev { get; set; }201        /// <summary>202        /// Additional notes about the test.203        /// </summary>204        public string Comments { get; set; }205        /// <summary>206        /// Initializes a new instance of the <see cref="PerfEntity"/> class.207        /// </summary>208        public PerfEntity(string machine, string runtime, string commit, string testName, int iteration)209        {210            this.MachineName = machine;211            this.RuntimeVersion = runtime;212            this.CommitId = commit;213            this.TestName = testName;214            this.Iteration = iteration;215            this.Date = DateTime.Now.ToUniversalTime();216            this.PartitionKey = string.Format("{0}.{1}", machine, runtime);217            this.Id = string.Format("{0}.{1}.{2}", commit, testName, iteration);218        }219        /// <summary>220        /// Initializes a new instance of the <see cref="PerfEntity"/> class.221        /// Needed for retreival.222        /// </summary>223        public PerfEntity()224        {225        }226        internal static void WriteHeaders(TextWriter outFile)227        {228            outFile.WriteLine("Name,Iteration,MinTime,StdDevTime,Memory,StdDevMemory,Cpu,StdDevCpu");229        }230        internal void WriteCsv(TextWriter outFile)231        {232            outFile.WriteLine("{0},{1},{2},{3},{4},{5},{6},{7}", this.TestName, this.Iteration, this.Time, this.TimeStdDev, this.Memory, this.MemoryStdDev, this.Cpu, this.CpuStdDev);233        }234    }235    /// <summary>236    /// An entity representing the summary of all test iterations on a given test.237    /// </summary>238    public class PerfSummary239    {240        /// <summary>241        /// The row id.242        /// </summary>243        [JsonProperty(PropertyName = "id")]244        public string Id { get; set; }245        /// <summary>246        /// The parition key for the data.247        /// </summary>248        public string PartitionKey { get; set; }249        /// <summary>250        /// The computer name where the test was run.251        /// </summary>252        public string MachineName { get; set; }253        /// <summary>254        /// The .net runtime version used.255        /// </summary>256        public string RuntimeVersion { get; set; }257        /// <summary>258        /// The git commit id of code being tested.259        /// </summary>260        public string CommitId { get; set; }261        /// <summary>262        /// UTC date and time the test was run.263        /// </summary>264        public DateTime Date { get; set; }265        /// <summary>266        /// The unique name of the test.267        /// </summary>268        public string TestName { get; set; }269        /// <summary>270        /// The mean time in milliseconds.271        /// </summary>272        public double TimeMean { get; set; }273        /// <summary>274        /// The standard deviation of the test times.275        /// </summary>276        public double TimeStdDev { get; set; }277        /// <summary>278        /// The slope of the linear regression of the test times.279        /// </summary>280        public double TimeSlope { get; set; }281        /// <summary>282        /// The mean time in milliseconds.283        /// </summary>284        public double MemoryMean { get; set; }285        /// <summary>286        /// The standard deviation of the memory usage.287        /// </summary>288        public double MemoryStdDev { get; set; }289        /// <summary>290        /// The slope of the linear regression of the memory usage.291        /// </summary>292        public double MemorySlope { get; set; }293        /// <summary>294        /// The process cpu utilization as a percentage of total cores.295        /// </summary>296        public double CpuMean { get; set; }297        /// <summary>298        /// The standard deviation of the cpu times.299        /// </summary>300        public double CpuStdDev { get; set; }301        /// <summary>302        /// The slope of the linear regression of the cpu utilization.303        /// </summary>304        public double CpuSlope { get; set; }305        /// <summary>306        /// Additional notes about the test.307        /// </summary>308        public string Comments { get; set; }309        /// <summary>310        /// The raw test iterations.311        /// </summary>312        [IgnoreDataMember]313        internal readonly List<PerfEntity> Data;314        /// <summary>315        /// Initializes a new instance of the <see cref="PerfSummary"/> class.316        /// </summary>317        public PerfSummary(List<PerfEntity> data)318        {319            PerfEntity e = data[0];320            this.MachineName = e.MachineName;321            this.RuntimeVersion = e.RuntimeVersion;322            this.CommitId = e.CommitId;323            this.Data = data;324            this.TestName = e.TestName;325            this.Date = DateTime.Now.ToUniversalTime();326            this.PartitionKey = string.Format("{0}.{1}", e.MachineName, e.RuntimeVersion);327            this.Id = string.Format("{0}.{1}", e.CommitId, e.TestName);328            // summaryize the data.329            double meanTime = MathHelpers.Mean(from i in data select i.Time);330            double meanMemory = MathHelpers.Mean(from i in data select i.Memory);331            double meanCpu = MathHelpers.Mean(from i in data select i.Cpu);332            double meanStdDevTime = MathHelpers.Mean(from i in data select i.TimeStdDev);333            double meanStdDevMemory = MathHelpers.Mean(from i in data select i.MemoryStdDev);334            double meanStdDevCpu = MathHelpers.Mean(from i in data select i.CpuStdDev);335            if (meanStdDevTime is 0)336            {337                meanStdDevTime = MathHelpers.StandardDeviation(from i in data select i.Time);338                meanStdDevMemory = MathHelpers.StandardDeviation(from i in data select i.Memory);339                meanStdDevCpu = MathHelpers.StandardDeviation(from i in data select i.Cpu);340            }341            double timeSlope = MathHelpers.LinearRegression(MathHelpers.ToDataPoints(from i in data select i.Time)).Slope / meanTime;342            double memSlope = MathHelpers.LinearRegression(MathHelpers.ToDataPoints(from i in data select i.Memory)).Slope / meanMemory;343            double cpuSlope = MathHelpers.LinearRegression(MathHelpers.ToDataPoints(from i in data select i.Cpu)).Slope / meanCpu;344            // more than 10% slope we have a problem!345            if (timeSlope > 0.1)346            {347                this.Comments = "Slow down?";348            }349            else if (memSlope > 0.1)350            {351                this.Comments = "Memory leak?";352            }353            else if (cpuSlope > 0.1)354            {355                this.Comments = "Thread leak?";356            }357            this.TimeMean = meanTime;358            this.TimeStdDev = meanStdDevTime;359            this.TimeSlope = timeSlope;360            this.MemoryMean = meanMemory;361            this.MemoryStdDev = meanStdDevMemory;362            this.MemorySlope = memSlope;363            this.CpuMean = meanCpu;364            this.CpuStdDev = meanStdDevCpu;365            this.CpuSlope = cpuSlope;366        }367        /// <summary>368        /// Initializes a new instance of the <see cref="PerfSummary"/> class.369        /// Needed for retreival.370        /// </summary>371        public PerfSummary()372        {373        }374        internal static void WriteHeaders(TextWriter outFile)375        {376            outFile.WriteLine("Machine,Runtime,Commit,Date,Test,TimeMean,TimeStdDev,TimeSlope,MemoryMean,MemoryStdDev,MemorySlope,CpuMean,CpuStdDev,CpuSlope");377        }378        internal void WriteCsv(TextWriter outFile)379        {380            outFile.WriteLine("{0},{1},{2},{3},{4},{5},{6},{7},{8},{9},{10},{11},{12},{13}", this.MachineName,381                this.RuntimeVersion, this.CommitId,  this.Date.ToLocalTime(), this.TestName, this.TimeMean,382                this.TimeStdDev, this.TimeSlope, this.MemoryMean, this.MemoryStdDev, this.MemorySlope,383                this.CpuMean, this.CpuStdDev, this.CpuSlope);384        }385        internal void SetPartitionKey(string partitionKey)...

PerfSummary

Using AI Code Generation

1using Microsoft.Coyote.Benchmarking;2using System;3{4    {5        static void Main(string[] args)6        {7            PerfSummary summary = new PerfSummary();8            summary.Start();9            Console.WriteLine("Hello World!");10            summary.Stop();11            summary.PrintSummary();12        }13    }14}

PerfSummary

Using AI Code Generation

1using Microsoft.Coyote.Benchmarking;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            var perfSummary = new PerfSummary();9            perfSummary.Start();10            await Task.Delay(1000);11            perfSummary.Stop();12            Console.WriteLine(perfSummary.GetSummary());13        }14    }15}16using Microsoft.Coyote.Benchmarking;17using System;18using System.Threading.Tasks;19{20    {21        static async Task Main(string[] args)22        {23            var perfSummary = new PerfSummary();24            perfSummary.Start();25            await Task.Delay(1000);26            perfSummary.Stop();27            Console.WriteLine(perfSummary.GetSummary());28        }29    }30}31using Microsoft.Coyote.Benchmarking;32using System;33using System.Threading.Tasks;34{35    {36        static async Task Main(string[] args)37        {38            var perfSummary = new PerfSummary();39            perfSummary.Start();40            await Task.Delay(1000);41            perfSummary.Stop();42            Console.WriteLine(perfSummary.GetSummary());43        }44    }45}46using Microsoft.Coyote.Benchmarking;47using System;48using System.Threading.Tasks;49{50    {51        static async Task Main(string[] args)52        {53            var perfSummary = new PerfSummary();54            perfSummary.Start();55            await Task.Delay(1000);56            perfSummary.Stop();57            Console.WriteLine(perfSummary.GetSummary());58        }59    }60}61using Microsoft.Coyote.Benchmarking;62using System;63using System.Threading.Tasks;64{65    {66        static async Task Main(string[] args)67        {68            var perfSummary = new PerfSummary();69            perfSummary.Start();

PerfSummary

Using AI Code Generation

1using Microsoft.Coyote.Benchmarking;2using System;3{4    {5        static void Main(string[] args)6        {7            PerfSummary summary = new PerfSummary();8            summary.StartTimer();9            summary.StopTimer();10            summary.PrintSummary();11        }12    }13}14using Microsoft.Coyote.Benchmarking;15using System;16{17    {18        static void Main(string[] args)19        {20            PerfSummary summary = new PerfSummary();21            summary.StartTimer();22            summary.StopTimer();23            summary.PrintSummary();24        }25    }26}27using Microsoft.Coyote.Benchmarking;28using System;29{30    {31        static void Main(string[] args)32        {33            PerfSummary summary = new PerfSummary();34            summary.StartTimer();35            summary.StopTimer();36            summary.PrintSummary();37        }38    }39}40using Microsoft.Coyote.Benchmarking;41using System;42{43    {44        static void Main(string[] args)45        {46            PerfSummary summary = new PerfSummary();47            summary.StartTimer();48            summary.StopTimer();49            summary.PrintSummary();50        }51    }52}53using Microsoft.Coyote.Benchmarking;54using System;55{56    {57        static void Main(string[] args

PerfSummary

Using AI Code Generation

1using Microsoft.Coyote.Benchmarking;2using Microsoft.Coyote.Runtime;3using Microsoft.Coyote.Testing;4using Microsoft.Coyote.Testing.Systematic;5using Microsoft.Coyote.Testing.Systematic.Strategies;6using Microsoft.Coyote.Testing.Systematic.Strategies.Probabilistic;7using Microsoft.Coyote.Testing.Systematic.Strategies.Probabilistic.Bounded;8using Microsoft.Coyote.Testing.Systematic.Strategies.Probabilistic.Bounded.PCT;9using Microsoft.Coyote.Testing.Systematic.Strategies.Probabilistic.Bounded.PCT.Coverage;10using Microsoft.Coyote.Testing.Systematic.Strategies.Probabilistic.Bounded.PCT.Coverage.CoverageModel;11using Microsoft.Coyote.Testing.Systematic.Strategies.Probabilistic.Bounded.PCT.Coverage.CoverageModel.Coverage;12using Microsoft.Coyote.Testing.Systematic.Strategies.Probabilistic.Bounded.PCT.Coverage.CoverageModel.Coverage.CoverageModel;13using Microsoft.Coyote.Testing.Systematic.Strategies.Probabilistic.Bounded.PCT.Coverage.CoverageModel.Coverage.CoverageModel.Coverage;14using Microsoft.Coyote.Testing.Systematic.Strategies.Probabilistic.Bounded.PCT.Coverage.CoverageModel.Coverage.CoverageModel.Coverage.CoverageModel;15using Microsoft.Coyote.Testing.Systematic.Strategies.Probabilistic.Bounded.PCT.Coverage.CoverageModel.Coverage.CoverageModel.Coverage.CoverageModel.Coverage;

PerfSummary

Using AI Code Generation

1using Microsoft.Coyote.Benchmarking;2using System;3{4    {5        static void Main(string[] args)6        {7            PerfSummary perfSummary = new PerfSummary();8            perfSummary.Start();9            perfSummary.Stop();10            Console.WriteLine(perfSummary.ToString());11        }12    }13}14using Microsoft.Coyote.Benchmarking;15using System;16{17    {18        static void Main(string[] args)19        {20            PerfSummary.Start();21            PerfSummary.Stop();22            Console.WriteLine(PerfSummary.ToString());23        }24    }25}26using Microsoft.Coyote.Benchmarking;27using System;28{29    {30        static void Main(string[] args)31        {32            PerfSummary.Start();33            PerfSummary.Stop();34            Console.WriteLine(PerfSummary.ToString());35        }36    }37}38using Microsoft.Coyote.Benchmarking;39using System;40{41    {42        static void Main(string[] args)43        {44            PerfSummary.Start();45            PerfSummary.Stop();46            Console.WriteLine(PerfSummary.ToString());47        }48    }49}50using Microsoft.Coyote.Benchmarking;51using System;52{53    {54        static void Main(string[] args)55        {56            PerfSummary.Start();

PerfSummary

Using AI Code Generation

1using Microsoft.Coyote.Benchmarking;2using System.Threading.Tasks;3{4    {5        public static async Task Main(string[] args)6        {7            var summary = new PerfSummary();8            summary.StartTimer();9            await Task.Delay(1000);10            summary.StopTimer();11            summary.PrintSummary();12        }13    }14}15using Microsoft.Coyote.Benchmarking;16using System.Threading.Tasks;17{18    {19        public static async Task Main(string[] args)20        {21            var summary = new PerfSummary();22            summary.StartTimer();23            await Task.Delay(1000);24            summary.StopTimer();25            summary.PrintSummary();26        }27    }28}29using Microsoft.Coyote.Benchmarking;30using System.Threading.Tasks;31{32    {33        public static async Task Main(string[] args)34        {35            var summary = new PerfSummary();36            summary.StartTimer();37            await Task.Delay(1000);38            summary.StopTimer();39            summary.StartTimer();40            await Task.Delay(2000);

PerfSummary

Using AI Code Generation

1using Microsoft.Coyote.Benchmarking;2using System;3{4    {5        public static void Main(string[] args)6        {7            PerfSummary.StartTimer();8            PerfSummary.StopTimer();9            PerfSummary.PrintSummary();10        }11    }12}13The following is an example of the output generated by the PrintSummary() method:

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