Function main

src/benchmarks/bench.cpp:595–660

} // namespace

int main(int argc, const char *argv[])
try
{
    if (argc < 6)
    {
        std::cerr << "Usage: " << argv[0]
                  << " data.osrm <mld|ch> <path to GPS traces.csv> "
                     "<route|match|trip|table|nearest> <number_of_iterations>\n";
        return EXIT_FAILURE;
    }

    // Configure based on a .osrm base path, and no datasets in shared mem from osrm-datastore
    EngineConfig config;
    config.storage_config = {argv[1]};
    config.algorithm =
        std::string{argv[2]} == "mld" ? EngineConfig::Algorithm::MLD : EngineConfig::Algorithm::CH;
    config.use_shared_memory = false;

    // Routing machine with several services (such as Route, Table, Nearest, Trip, Match)
    OSRM osrm{config};

    GPSTraces gpsTraces{42};
    gpsTraces.readCSV(argv[3]);

    int iterations = std::stoi(argv[5]);

    const auto benchmarkToRun = std::string{argv[4]};

    if (benchmarkToRun == "route")
    {
        runRouteBenchmark(osrm, gpsTraces, iterations);
    }
    else if (benchmarkToRun == "match")
    {
        runMatchBenchmark(osrm, gpsTraces, iterations);
    }
    else if (benchmarkToRun == "nearest")
    {
        runNearestBenchmark(osrm, gpsTraces, iterations);
    }
    else if (benchmarkToRun == "trip")
    {
        runTripBenchmark(osrm, gpsTraces, iterations);
    }
    else if (benchmarkToRun == "table")
    {
        runTableBenchmark(osrm, gpsTraces, iterations);
    }
    else
    {
        std::cerr << "Unknown benchmark: " << benchmarkToRun << std::endl;
        return EXIT_FAILURE;
    }

    std::cout << "Peak RAM: " << std::setprecision(3)
              << static_cast<double>(osrm::util::PeakRAMUsedInBytes()) /
                     static_cast<double>((1024 * 1024))
              << "MB" << std::endl;