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bench

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This commit is contained in:
gabime
2014-10-31 17:02:42 +02:00
parent 2d075bcfda
commit bf303fad19
1 changed files with 8 additions and 11 deletions
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19
example/bench.cpp
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@@ -22,8 +22,7 @@ using namespace utils;
void bench(int howmany, std::shared_ptr<spdlog::logger> log)
{
cout << log->name() << ", " << format(howmany) << " iterations.." << endl;
cout << log->name() << "...\t\t" << flush;
auto start = system_clock::now();
for (auto i = 0; i < howmany; ++i)
{
@@ -32,15 +31,14 @@ void bench(int howmany, std::shared_ptr<spdlog::logger> log)
auto delta = system_clock::now() - start;
auto delta_d = duration_cast<duration<double>> (delta).count();
cout << "Delta:" << format(delta_d) << " seconds" << endl;
cout << "Rate:" << format(howmany / delta_d) << "/sec" << endl << endl;
cout << format(int(howmany / delta_d)) << "/sec" << endl;
}
void bench_mt(int howmany, std::shared_ptr<spdlog::logger> log, int thread_count)
{
cout << log->name() << ", " << format(howmany) << " iterations.." << endl;
cout << log->name() << "...\t\t" << flush;
std::atomic<int > msg_counter{0};
vector<thread> threads;
auto start = system_clock::now();
@@ -60,8 +58,7 @@ void bench_mt(int howmany, std::shared_ptr<spdlog::logger> log, int thread_count
auto delta = system_clock::now() - start;
auto delta_d = duration_cast<duration<double>> (delta).count();
cout << "Delta:" << format(delta_d) << " seconds" << endl;
cout << "Rate:" << format(howmany / delta_d) << "/sec" << endl << endl;
cout << format(int(howmany / delta_d)) << "/sec" << endl;
}
@@ -71,13 +68,13 @@ int main(int argc, char* argv[])
try {
int howmany = argc <= 1 ? 100000 : atoi(argv[1]);
int howmany = argc <= 1 ? 250000 : atoi(argv[1]);
int threads = argc <= 2 ? 4 : atoi(argv[2]);
int flush_interval = 100;
cout << "*******************************************************************************\n";
cout << "Single threaded benchmarks. flush_interval = " << flush_interval << endl;
cout << "Single thread, " << format(howmany) << " iterations, flush every " << flush_interval << " lines"<< endl;
cout << "*******************************************************************************\n";
auto rotating_st = spdlog::rotating_logger_st("rotating_st", "logs/rotating_st", 1024 * 1024 * 5, 5, flush_interval);
@@ -88,8 +85,8 @@ int main(int argc, char* argv[])
bench(howmany, spdlog::create<null_sink_st>("null_st"));
cout << "*******************************************************************************\n";
cout << "Multi threaded benchmarks (" << threads << " threads), flush_interval = " << flush_interval << endl;
cout << "\n*******************************************************************************\n";
cout << threads << " threads, " << format(howmany) << " iterations, flush every " << flush_interval << " lines" << endl;
cout << "*******************************************************************************\n";
auto rotating_mt = spdlog::rotating_logger_mt("rotating_mt", "logs/rotating_mt", 1024 * 1024 * 5, 5, flush_interval);