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Added global logger benchmarks

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This commit is contained in:
gabime 2023-05-21 11:11:29 +03:00
parent dd173bc544
commit 4c5ee9bb10
1 changed files with 26 additions and 0 deletions
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26
bench/latency.cpp
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@ -38,6 +38,15 @@ void bench_logger(benchmark::State &state, std::shared_ptr<spdlog::logger> logge
logger->info("Hello logger: msg number {}...............", ++i); logger->info("Hello logger: msg number {}...............", ++i);
} }
} }
void bench_global_logger(benchmark::State &state, std::shared_ptr<spdlog::logger> logger)
{
spdlog::set_default_logger(std::move(logger));
int i = 0;
for (auto _ : state)
{
spdlog::info("Hello logger: msg number {}...............", ++i);
}
}
void bench_disabled_macro(benchmark::State &state, std::shared_ptr<spdlog::logger> logger) void bench_disabled_macro(benchmark::State &state, std::shared_ptr<spdlog::logger> logger)
{ {
@ -47,6 +56,17 @@ void bench_disabled_macro(benchmark::State &state, std::shared_ptr<spdlog::logge
for (auto _ : state) for (auto _ : state)
{ {
SPDLOG_LOGGER_DEBUG(logger, "Hello logger: msg number {}...............", i++); SPDLOG_LOGGER_DEBUG(logger, "Hello logger: msg number {}...............", i++);
}
}
void bench_disabled_macro_global_logger(benchmark::State &state, std::shared_ptr<spdlog::logger> logger)
{
spdlog::set_default_logger(std::move(logger));
int i = 0;
benchmark::DoNotOptimize(i); // prevent unused warnings
benchmark::DoNotOptimize(logger); // prevent unused warnings
for (auto _ : state)
{
SPDLOG_DEBUG("Hello logger: msg number {}...............", i++); SPDLOG_DEBUG("Hello logger: msg number {}...............", i++);
} }
} }
@ -79,7 +99,9 @@ int main(int argc, char *argv[])
auto disabled_logger = std::make_shared<spdlog::logger>("bench", std::make_shared<null_sink_mt>()); auto disabled_logger = std::make_shared<spdlog::logger>("bench", std::make_shared<null_sink_mt>());
disabled_logger->set_level(spdlog::level::off); disabled_logger->set_level(spdlog::level::off);
benchmark::RegisterBenchmark("disabled-at-compile-time", bench_disabled_macro, disabled_logger); benchmark::RegisterBenchmark("disabled-at-compile-time", bench_disabled_macro, disabled_logger);
benchmark::RegisterBenchmark("disabled-at-compile-time (global logger)", bench_disabled_macro_global_logger, disabled_logger);
benchmark::RegisterBenchmark("disabled-at-runtime", bench_logger, disabled_logger); benchmark::RegisterBenchmark("disabled-at-runtime", bench_logger, disabled_logger);
benchmark::RegisterBenchmark("disabled-at-runtime (global logger)", bench_global_logger, disabled_logger);
// with backtrace of 64 // with backtrace of 64
auto tracing_disabled_logger = std::make_shared<spdlog::logger>("bench", std::make_shared<null_sink_mt>()); auto tracing_disabled_logger = std::make_shared<spdlog::logger>("bench", std::make_shared<null_sink_mt>());
tracing_disabled_logger->enable_backtrace(64); tracing_disabled_logger->enable_backtrace(64);
@ -88,11 +110,15 @@ int main(int argc, char *argv[])
auto null_logger_st = std::make_shared<spdlog::logger>("bench", std::make_shared<null_sink_st>()); auto null_logger_st = std::make_shared<spdlog::logger>("bench", std::make_shared<null_sink_st>());
benchmark::RegisterBenchmark("null_sink_st (500_bytes c_str)", bench_c_string, std::move(null_logger_st)); benchmark::RegisterBenchmark("null_sink_st (500_bytes c_str)", bench_c_string, std::move(null_logger_st));
benchmark::RegisterBenchmark("null_sink_st", bench_logger, null_logger_st); benchmark::RegisterBenchmark("null_sink_st", bench_logger, null_logger_st);
benchmark::RegisterBenchmark("null_sink_st (global logger)", bench_global_logger, null_logger_st);
// with backtrace of 64 // with backtrace of 64
auto tracing_null_logger_st = std::make_shared<spdlog::logger>("bench", std::make_shared<null_sink_st>()); auto tracing_null_logger_st = std::make_shared<spdlog::logger>("bench", std::make_shared<null_sink_st>());
tracing_null_logger_st->enable_backtrace(64); tracing_null_logger_st->enable_backtrace(64);
benchmark::RegisterBenchmark("null_sink_st/backtrace", bench_logger, tracing_null_logger_st); benchmark::RegisterBenchmark("null_sink_st/backtrace", bench_logger, tracing_null_logger_st);
#ifdef __linux #ifdef __linux
bench_dev_null(); bench_dev_null();
#endif // __linux__ #endif // __linux__