public async void SubmitThreadSamples()
{
SetEnvironmentVariable("SIGNALFX_PROFILER_ENABLED", "true");
SetEnvironmentVariable("SIGNALFX_PROFILER_CALL_STACK_INTERVAL", "1000");
using (var agent = EnvironmentHelper.GetMockAgent())
using (var logsCollector = EnvironmentHelper.GetMockOtelLogsCollector())
using (var processResult = RunSampleAndWaitForExit(agent, logsCollector.Port))
{
var logsData = logsCollector.LogsData.ToArray();
// The application works for 6 seconds with debug logging enabled we expect at least 2 attempts of thread sampling in CI.
// On a dev box it is typical to get at least 4 but the CI machines seem slower, using 2
logsData.Length.Should().BeGreaterOrEqualTo(expected: 2);
var settings = VerifyHelper.GetThreadSamplingVerifierSettings();
settings.UseTextForParameters("OnlyCommonAttributes");
await DumpLogRecords(logsData);
var containStackTraceForClassHierarchy = false;
var expectedStackTrace = string.Join("\n", CreateExpectedStackTrace());
foreach (var data in logsData)
{
IList <Profile> profiles = new List <Profile>();
var logRecords = data.ResourceLogs[0].InstrumentationLibraryLogs[0].Logs;
foreach (var gzip in logRecords.Select(record => record.Body.StringValue).Select(Convert.FromBase64String))
{
await using var memoryStream = new MemoryStream(gzip);
await using var gzipStream = new GZipStream(memoryStream, CompressionMode.Decompress);
var profile = Serializer.Deserialize <Profile>(gzipStream);
profiles.Add(profile);
}
containStackTraceForClassHierarchy |= profiles.Any(profile => ContainStackTraceForClassHierarchy(profile, expectedStackTrace));
using (new AssertionScope())
{
AllShouldHaveCorrectAttributes(logRecords, "pprof-gzip-base64");
}
// all samples should contain the same common attributes, only stack traces are vary
logRecords.Clear();
await Verifier.Verify(data, settings);
}
Assert.True(containStackTraceForClassHierarchy, "At least one stack trace containing class hierarchy should be reported.");
}
}
public async void SubmitThreadSamples()
{
SetEnvironmentVariable("SIGNALFX_PROFILER_ENABLED", "true");
SetEnvironmentVariable("SIGNALFX_PROFILER_CALL_STACK_INTERVAL", "1000");
SetEnvironmentVariable("SIGNALFX_PROFILER_EXPORT_FORMAT", "Text");
using (var agent = EnvironmentHelper.GetMockAgent())
using (var logsCollector = EnvironmentHelper.GetMockOtelLogsCollector())
using (var processResult = RunSampleAndWaitForExit(agent, logCollectorPort: logsCollector.Port))
{
var logsData = logsCollector.LogsData.ToArray();
// The application works for 6 seconds with debug logging enabled we expect at least 2 attempts of thread sampling in CI.
// On a dev box it is typical to get at least 4 but the CI machines seem slower, using 2
logsData.Length.Should().BeGreaterOrEqualTo(expected: 2);
var settings = VerifyHelper.GetThreadSamplingVerifierSettings();
settings.UseTextForParameters("OnlyCommonAttributes");
await DumpLogRecords(logsData);
var containStackTraceForClassHierarchy = false;
var expectedStackTrace = string.Join(string.Empty, CreateExpectedStackTrace().Select(frame => $"\tat {frame}\n"));
foreach (var data in logsData)
{
var logRecords = data.ResourceLogs[0].InstrumentationLibraryLogs[0].Logs;
containStackTraceForClassHierarchy |= logRecords.Any(record => ContainStackTraceForClassHierarchy(record, expectedStackTrace));
using (new AssertionScope())
{
AllShouldHaveCorrectAttributes(logRecords, "text");
AllBodiesShouldHaveCorrectFormat(logRecords);
}
// all samples should contain the same common attributes, only stack traces are vary
logRecords.Clear();
await Verifier.Verify(data, settings);
}
Assert.True(containStackTraceForClassHierarchy, "At least one stack trace containing class hierarchy should be reported.");
}
}