static void Main(string[] args)
{
if (args.Length != 3)
{
Console.Error.WriteLine("Usage: GetCpuSampleDuration.exe <trace.etl> <imageName> <functionName>");
return;
}
string tracePath = args[0];
string imageName = args[1];
string functionName = args[2];
Dictionary <string, Duration> matchDurationByCommandLine = new Dictionary <string, Duration>();
using (ITraceProcessor trace = TraceProcessor.Create(tracePath))
{
IPendingResult <ISymbolDataSource> pendingSymbolData = trace.UseSymbols();
IPendingResult <ICpuSampleDataSource> pendingCpuSamplingData = trace.UseCpuSamplingData();
trace.Process();
ISymbolDataSource symbolData = pendingSymbolData.Result;
ICpuSampleDataSource cpuSamplingData = pendingCpuSamplingData.Result;
symbolData.LoadSymbolsForConsoleAsync(SymCachePath.Automatic, SymbolPath.Automatic).GetAwaiter().GetResult();
Console.WriteLine();
IThreadStackPattern pattern = AnalyzerThreadStackPattern.Parse($"{imageName}!{functionName}");
foreach (ICpuSample sample in cpuSamplingData.Samples)
{
if (sample.IsExecutingDeferredProcedureCall == true || sample.IsExecutingInterruptServicingRoutine == true)
{
continue;
}
if (sample.Stack != null && sample.Stack.Matches(pattern))
{
string commandLine = sample.Process.CommandLine;
if (!matchDurationByCommandLine.ContainsKey(commandLine))
{
matchDurationByCommandLine.Add(commandLine, Duration.Zero);
}
matchDurationByCommandLine[commandLine] += sample.Weight;
}
}
}
foreach (string commandLine in matchDurationByCommandLine.Keys)
{
Console.WriteLine($"{commandLine}: {matchDurationByCommandLine[commandLine]}");
}
}
private void GatherCpuSampleData(ICpuSampleDataSource cpuSampleDataSource)
{
foreach (ICpuSample sample in cpuSampleDataSource.Samples)
{
Process process = new Process(sample.Process.Id, sample.Process.ImageName);
if (!SampledProfileCounts.ContainsKey(process))
{
SampledProfileCounts.Add(process, 1);
}
else
{
++SampledProfileCounts[process];
}
}
}
static void RunWithOptions(Options opts)
{
using (ITraceProcessor trace = TraceProcessor.Create(opts.etlFileName))
{
IPendingResult <ICpuSampleDataSource> pendingCpuSampleData = trace.UseCpuSamplingData();
IPendingResult <ISymbolDataSource> pendingSymbolData = trace.UseSymbols();
trace.Process();
ISymbolDataSource symbolData = pendingSymbolData.Result;
ICpuSampleDataSource cpuSampleData = pendingCpuSampleData.Result;
var symbolProgress = new Progress <SymbolLoadingProgress>(progress =>
{
Console.Write("\r{0:P} {1} of {2} symbols processed ({3} loaded)",
(double)progress.ImagesProcessed / progress.ImagesTotal,
progress.ImagesProcessed,
progress.ImagesTotal,
progress.ImagesLoaded);
});
symbolData.LoadSymbolsAsync(
SymCachePath.Automatic, SymbolPath.Automatic, symbolProgress)
.GetAwaiter().GetResult();
Console.WriteLine();
var profileWriter = new ProfileWriter(opts.etlFileName,
opts.includeInlinedFunctions,
opts.includeProcessAndThreadIds,
opts.stripSourceFileNamePrefix);
var timeStart = opts.timeStart ?? 0;
var timeEnd = opts.timeEnd ?? decimal.MaxValue;
var exportAllProcesses = opts.processFilter == "*";
var processFilterSet = new HashSet <string>(
opts.processFilter.Trim().Split(",", StringSplitOptions.RemoveEmptyEntries));
for (int i = 0; i < cpuSampleData.Samples.Count; i++)
{
if (i % 100 == 0)
{
Console.Write("\r{0:P} {1} of {2} samples processed",
(double)i / cpuSampleData.Samples.Count, i, cpuSampleData.Samples.Count);
}
var cpuSample = cpuSampleData.Samples[i];
if ((cpuSample.IsExecutingDeferredProcedureCall ?? false) ||
(cpuSample.IsExecutingInterruptServicingRoutine ?? false))
{
continue;
}
if (!exportAllProcesses)
{
var processImage = cpuSample.Process.Images
.FirstOrDefault(image => image.FileName == cpuSample.Process.ImageName);
string imagePath = processImage?.Path ?? cpuSample.Process.ImageName;
if (!processFilterSet.Any(filter => imagePath.Contains(filter.Replace("/", "\\"))))
{
continue;
}
}
var timestamp = cpuSample.Timestamp.RelativeTimestamp.TotalSeconds;
if (timestamp < timeStart || timestamp > timeEnd)
{
continue;
}
profileWriter.AddSample(cpuSample);
}
Console.WriteLine();
long outputSize = profileWriter.Write(opts.outputFileName);
Console.WriteLine("Wrote {0:N0} bytes to {1}", outputSize, opts.outputFileName);
}
}
