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Add error handling for run-level profiler initialization #27033

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Add error handling for run-level profiler initialization #27033

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Copilot Jan 16, 2026
dc1388b
Add error handling for run-level profiler initialization
Copilot Jan 16, 2026
e41456a
Remove unnecessary blank line
Copilot Jan 16, 2026
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29 changes: 20 additions & 9 deletions onnxruntime/core/session/inference_session.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -2938,16 +2938,27 @@ Status InferenceSession::Run(const RunOptions& run_options,
"Ignoring run-level profiling request.";
}
if (run_options.enable_profiling && !session_profiler_.IsEnabled()) {
run_profiler.emplace();
run_profiler->Initialize(session_logger_);
PathString profile_file = ToPathString(run_options.profile_file_prefix);
profile_file.append(ORT_TSTR("_"));
profile_file.append(GetCurrentTimeString<ORTCHAR_T>());
profile_file.append(ORT_TSTR(".json"));
for (auto& ep : execution_providers_) {
run_profiler->AddEpProfilers(ep->GetProfiler());
try {
run_profiler.emplace();
run_profiler->Initialize(session_logger_);
PathString profile_file = ToPathString(run_options.profile_file_prefix);
profile_file.append(ORT_TSTR("_"));
profile_file.append(GetCurrentTimeString<ORTCHAR_T>());
profile_file.append(ORT_TSTR(".json"));
for (auto& ep : execution_providers_) {
run_profiler->AddEpProfilers(ep->GetProfiler());
}
run_profiler->StartProfiling(profile_file);
// Verify profiler was successfully initialized and enabled
if (!run_profiler->IsEnabled()) {
LOGS(*session_logger_, WARNING) << "Failed to enable run-level profiler. Profiling will not be performed for this run.";
run_profiler.reset();
}
} catch (const std::exception& ex) {
LOGS(*session_logger_, WARNING) << "Failed to initialize run-level profiler: " << ex.what()
<< ". Profiling will not be performed for this run.";
run_profiler.reset();
}
run_profiler->StartProfiling(profile_file);
}

TimePoint tp = std::chrono::high_resolution_clock::now();
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