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fix: improve event time metrics measurment #30

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fix: improve event time metrics measurment #30

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30 changes: 25 additions & 5 deletions source/benchmarks/api_overhead_benchmark/implementations/l0/event_time_l0.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -63,17 +63,37 @@ static TestResult run(const EventTimeArguments &arguments, Statistics &statistic

// Benchmark
for (auto i = 0u; i < arguments.iterations; i++) {

timer.measureStart();
std::vector<Timer::Clock::duration> durations;
for (auto j = 0u; j < arguments.eventCount; ++j) {
eventDesc.index = j;
timer.measureStart();
ASSERT_ZE_RESULT_SUCCESS(zeEventCreate(eventPool, &eventDesc, &events[j]));
timer.measureEnd();
durations.push_back(timer.get());

ASSERT_ZE_RESULT_SUCCESS(zeEventDestroy(events[j]));
}
timer.measureEnd();

Timer::Clock::duration meanDuration(0);
for (auto j = 0u; j < arguments.eventCount; ++j) {
ASSERT_ZE_RESULT_SUCCESS(zeEventDestroy(events[j]));
meanDuration += durations[j];
}
statistics.pushValue(timer.get() / arguments.eventCount, typeSelector.getUnit(), typeSelector.getType());
meanDuration /= arguments.eventCount;

std::vector<Timer::Clock::duration> validDurations;
for (auto duration : durations) {
if (duration >= 0.1 * meanDuration && duration <= 1.9 * meanDuration) {
validDurations.push_back(duration);
}
}

Timer::Clock::duration validDurationsMean(0);
for (auto j = 0u; j < validDurations.size(); ++j) {
validDurationsMean += validDurations[j];
}
validDurationsMean /= validDurations.size();

statistics.pushValue(validDurationsMean, typeSelector.getUnit(), typeSelector.getType());
}

ASSERT_ZE_RESULT_SUCCESS(zeEventPoolDestroy(eventPool));
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