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ref: Measure wall time in multithreaded benchmark and reduce number of events #872

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merged 2 commits into from
Feb 19, 2025
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ref: Measure wall time in multithreaded benchmark and reduce number of events #872

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528e717
Measure realtime and reduce number of events
niermann999 Feb 17, 2025
f26e4fa
Merge branch 'main' into fix-benchmarkjs
beomki-yeo Feb 19, 2025
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11 changes: 5 additions & 6 deletions benchmarks/common/benchmarks/toy_detector_benchmark.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -19,11 +19,7 @@

// Detray include(s).
#include <detray/detectors/bfield.hpp>
#include <detray/io/frontend/detector_reader.hpp>
#include <detray/io/frontend/detector_writer.hpp>
#include <detray/navigation/navigator.hpp>
#include <detray/propagator/propagator.hpp>
#include <detray/propagator/rk_stepper.hpp>
#include <detray/test/utils/detectors/build_toy_detector.hpp>
#include <detray/test/utils/simulation/event_generator/track_generators.hpp>
#include <detray/tracks/ray.hpp>
Expand All @@ -42,8 +38,11 @@ class ToyDetectorBenchmark : public benchmark::Fixture {
// VecMem memory resource(s)
vecmem::host_memory_resource host_mr;

static const int n_events = 100u;
static const int n_tracks = 5000u;
// TODO: This causes a segmentation fault
// static const int n_events = 100u;
// static const int n_tracks = 5000u;
static const int n_events = 50u;
static const int n_tracks = 10000u;

std::vector<traccc::spacepoint_collection_types::host> spacepoints;
std::vector<traccc::measurement_collection_types::host> measurements;
Expand Down
8 changes: 3 additions & 5 deletions benchmarks/cpu/toy_detector_cpu.cpp
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Expand Up @@ -24,20 +24,16 @@
#include "benchmarks/toy_detector_benchmark.hpp"

// Detray include(s).
#include <detray/core/detector.hpp>
#include <detray/detectors/bfield.hpp>
#include <detray/io/frontend/detector_reader.hpp>
#include <detray/navigation/navigator.hpp>
#include <detray/propagator/propagator.hpp>
#include <detray/propagator/rk_stepper.hpp>

// VecMem include(s).
#include <vecmem/memory/host_memory_resource.hpp>

// Google benchmark include(s).
#include <benchmark/benchmark.h>

BENCHMARK_F(ToyDetectorBenchmark, CPU)(benchmark::State& state) {
BENCHMARK_DEFINE_F(ToyDetectorBenchmark, CPU)(benchmark::State& state) {

// Type declarations
using host_detector_type = traccc::default_detector::host;
Expand Down Expand Up @@ -88,3 +84,5 @@ BENCHMARK_F(ToyDetectorBenchmark, CPU)(benchmark::State& state) {
state.counters["event_throughput_Hz"] = benchmark::Counter(
static_cast<double>(n_events), benchmark::Counter::kIsRate);
}

BENCHMARK_REGISTER_F(ToyDetectorBenchmark, CPU)->UseRealTime();
6 changes: 3 additions & 3 deletions benchmarks/cuda/toy_detector_cuda.cpp
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Expand Up @@ -22,11 +22,9 @@
#include "benchmarks/toy_detector_benchmark.hpp"

// Detray include(s).
#include <detray/core/detector.hpp>
#include <detray/detectors/bfield.hpp>
#include <detray/io/frontend/detector_reader.hpp>
#include <detray/navigation/navigator.hpp>
#include <detray/propagator/propagator.hpp>
#include <detray/propagator/rk_stepper.hpp>

// VecMem include(s).
Expand All @@ -39,7 +37,7 @@
// Google benchmark include(s).
#include <benchmark/benchmark.h>

BENCHMARK_F(ToyDetectorBenchmark, CUDA)(benchmark::State& state) {
BENCHMARK_DEFINE_F(ToyDetectorBenchmark, CUDA)(benchmark::State& state) {

// Type declarations
using rk_stepper_type = detray::rk_stepper<
Expand Down Expand Up @@ -163,3 +161,5 @@ BENCHMARK_F(ToyDetectorBenchmark, CUDA)(benchmark::State& state) {
state.counters["event_throughput_Hz"] = benchmark::Counter(
static_cast<double>(n_events), benchmark::Counter::kIsRate);
}

BENCHMARK_REGISTER_F(ToyDetectorBenchmark, CUDA)->UseRealTime();
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