190 lines
8.6 KiB
C++
190 lines
8.6 KiB
C++
//
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// Copyright(c) 2018 Gabi Melman.
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// Distributed under the MIT License (http://opensource.org/licenses/MIT)
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//
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//
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// latency.cpp : spdlog latency benchmarks
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//
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#include "benchmark/benchmark.h"
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#include "spdlog/spdlog.h"
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#include "spdlog/async.h"
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#include "spdlog/sinks/basic_file_sink.h"
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#include "spdlog/sinks/daily_file_sink.h"
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#include "spdlog/sinks/null_sink.h"
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#include "spdlog/sinks/rotating_file_sink.h"
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void bench_c_string(benchmark::State &state, std::shared_ptr<spdlog::logger> logger)
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{
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const char *msg = "Lorem ipsum dolor sit amet, consectetur adipiscing elit. Vestibulum pharetra metus cursus "
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"lacus placerat congue. Nulla egestas, mauris a tincidunt tempus, enim lectus volutpat mi, eu consequat sem "
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"libero nec massa. In dapibus ipsum a diam rhoncus gravida. Etiam non dapibus eros. Donec fringilla dui sed "
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"augue pretium, nec scelerisque est maximus. Nullam convallis, sem nec blandit maximus, nisi turpis ornare "
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"nisl, sit amet volutpat neque massa eu odio. Maecenas malesuada quam ex, posuere congue nibh turpis duis.";
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for (auto _ : state)
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{
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logger->info(msg);
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}
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}
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void bench_logger(benchmark::State &state, std::shared_ptr<spdlog::logger> logger)
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{
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int i = 0;
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for (auto _ : state)
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{
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logger->info("Hello logger: msg number {}...............", ++i);
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}
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}
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void bench_global_logger(benchmark::State &state, std::shared_ptr<spdlog::logger> logger)
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{
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spdlog::set_default_logger(std::move(logger));
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int i = 0;
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for (auto _ : state)
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{
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spdlog::info("Hello logger: msg number {}...............", ++i);
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}
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}
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void bench_disabled_macro(benchmark::State &state, std::shared_ptr<spdlog::logger> logger)
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{
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int i = 0;
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benchmark::DoNotOptimize(i); // prevent unused warnings
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benchmark::DoNotOptimize(logger); // prevent unused warnings
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for (auto _ : state)
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{
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SPDLOG_LOGGER_DEBUG(logger, "Hello logger: msg number {}...............", i++);
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}
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}
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void bench_disabled_macro_global_logger(benchmark::State &state, std::shared_ptr<spdlog::logger> logger)
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{
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spdlog::set_default_logger(std::move(logger));
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int i = 0;
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benchmark::DoNotOptimize(i); // prevent unused warnings
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benchmark::DoNotOptimize(logger); // prevent unused warnings
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for (auto _ : state)
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{
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SPDLOG_DEBUG("Hello logger: msg number {}...............", i++);
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}
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}
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#ifdef __linux__
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void bench_dev_null()
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{
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auto dev_null_st = spdlog::basic_logger_st("/dev/null_st", "/dev/null");
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benchmark::RegisterBenchmark("/dev/null_st", bench_logger, std::move(dev_null_st))->UseRealTime();
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spdlog::drop("/dev/null_st");
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auto dev_null_mt = spdlog::basic_logger_mt("/dev/null_mt", "/dev/null");
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benchmark::RegisterBenchmark("/dev/null_mt", bench_logger, std::move(dev_null_mt))->UseRealTime();
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spdlog::drop("/dev/null_mt");
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}
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#endif // __linux__
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int main(int argc, char *argv[])
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{
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using spdlog::sinks::null_sink_mt;
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using spdlog::sinks::null_sink_st;
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size_t file_size = 30 * 1024 * 1024;
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size_t rotating_files = 5;
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int n_threads = benchmark::CPUInfo::Get().num_cpus;
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auto full_bench = argc > 1 && std::string(argv[1]) == "full";
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// disabled loggers
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auto disabled_logger = std::make_shared<spdlog::logger>("bench", std::make_shared<null_sink_mt>());
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disabled_logger->set_level(spdlog::level::off);
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benchmark::RegisterBenchmark("disabled-at-compile-time", bench_disabled_macro, disabled_logger);
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benchmark::RegisterBenchmark("disabled-at-compile-time (global logger)", bench_disabled_macro_global_logger, disabled_logger);
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benchmark::RegisterBenchmark("disabled-at-runtime", bench_logger, disabled_logger);
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benchmark::RegisterBenchmark("disabled-at-runtime (global logger)", bench_global_logger, disabled_logger);
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// with backtrace of 64
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auto tracing_disabled_logger = std::make_shared<spdlog::logger>("bench", std::make_shared<null_sink_mt>());
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tracing_disabled_logger->enable_backtrace(64);
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benchmark::RegisterBenchmark("disabled-at-runtime/backtrace", bench_logger, tracing_disabled_logger);
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auto null_logger_st = std::make_shared<spdlog::logger>("bench", std::make_shared<null_sink_st>());
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benchmark::RegisterBenchmark("null_sink_st (500_bytes c_str)", bench_c_string, std::move(null_logger_st));
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benchmark::RegisterBenchmark("null_sink_st", bench_logger, null_logger_st);
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benchmark::RegisterBenchmark("null_sink_st (global logger)", bench_global_logger, null_logger_st);
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// with backtrace of 64
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auto tracing_null_logger_st = std::make_shared<spdlog::logger>("bench", std::make_shared<null_sink_st>());
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tracing_null_logger_st->enable_backtrace(64);
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benchmark::RegisterBenchmark("null_sink_st/backtrace", bench_logger, tracing_null_logger_st);
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#ifdef __linux
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bench_dev_null();
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#endif // __linux__
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if (full_bench)
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{
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// basic_st
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auto basic_st = spdlog::basic_logger_st("basic_st", "latency_logs/basic_st.log", true);
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benchmark::RegisterBenchmark("basic_st", bench_logger, std::move(basic_st))->UseRealTime();
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spdlog::drop("basic_st");
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// with backtrace of 64
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auto tracing_basic_st = spdlog::basic_logger_st("tracing_basic_st", "latency_logs/tracing_basic_st.log", true);
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tracing_basic_st->enable_backtrace(64);
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benchmark::RegisterBenchmark("basic_st/backtrace", bench_logger, std::move(tracing_basic_st))->UseRealTime();
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spdlog::drop("tracing_basic_st");
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// rotating st
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auto rotating_st = spdlog::rotating_logger_st("rotating_st", "latency_logs/rotating_st.log", file_size, rotating_files);
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benchmark::RegisterBenchmark("rotating_st", bench_logger, std::move(rotating_st))->UseRealTime();
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spdlog::drop("rotating_st");
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// with backtrace of 64
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auto tracing_rotating_st =
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spdlog::rotating_logger_st("tracing_rotating_st", "latency_logs/tracing_rotating_st.log", file_size, rotating_files);
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benchmark::RegisterBenchmark("rotating_st/backtrace", bench_logger, std::move(tracing_rotating_st))->UseRealTime();
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spdlog::drop("tracing_rotating_st");
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// daily st
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auto daily_st = spdlog::daily_logger_mt("daily_st", "latency_logs/daily_st.log");
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benchmark::RegisterBenchmark("daily_st", bench_logger, std::move(daily_st))->UseRealTime();
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spdlog::drop("daily_st");
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auto tracing_daily_st = spdlog::daily_logger_mt("tracing_daily_st", "latency_logs/daily_st.log");
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benchmark::RegisterBenchmark("daily_st/backtrace", bench_logger, std::move(tracing_daily_st))->UseRealTime();
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spdlog::drop("tracing_daily_st");
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//
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// Multi threaded bench, 10 loggers using same logger concurrently
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//
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auto null_logger_mt = std::make_shared<spdlog::logger>("bench", std::make_shared<null_sink_mt>());
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benchmark::RegisterBenchmark("null_sink_mt", bench_logger, null_logger_mt)->Threads(n_threads)->UseRealTime();
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// basic_mt
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auto basic_mt = spdlog::basic_logger_mt("basic_mt", "latency_logs/basic_mt.log", true);
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benchmark::RegisterBenchmark("basic_mt", bench_logger, std::move(basic_mt))->Threads(n_threads)->UseRealTime();
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spdlog::drop("basic_mt");
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// rotating mt
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auto rotating_mt = spdlog::rotating_logger_mt("rotating_mt", "latency_logs/rotating_mt.log", file_size, rotating_files);
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benchmark::RegisterBenchmark("rotating_mt", bench_logger, std::move(rotating_mt))->Threads(n_threads)->UseRealTime();
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spdlog::drop("rotating_mt");
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// daily mt
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auto daily_mt = spdlog::daily_logger_mt("daily_mt", "latency_logs/daily_mt.log");
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benchmark::RegisterBenchmark("daily_mt", bench_logger, std::move(daily_mt))->Threads(n_threads)->UseRealTime();
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spdlog::drop("daily_mt");
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}
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// async
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auto queue_size = 1024 * 1024 * 3;
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auto tp = std::make_shared<spdlog::details::thread_pool>(queue_size, 1);
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auto async_logger = std::make_shared<spdlog::async_logger>(
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"async_logger", std::make_shared<null_sink_mt>(), std::move(tp), spdlog::async_overflow_policy::overrun_oldest);
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benchmark::RegisterBenchmark("async_logger", bench_logger, async_logger)->Threads(n_threads)->UseRealTime();
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auto async_logger_tracing = std::make_shared<spdlog::async_logger>(
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"async_logger_tracing", std::make_shared<null_sink_mt>(), std::move(tp), spdlog::async_overflow_policy::overrun_oldest);
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async_logger_tracing->enable_backtrace(32);
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benchmark::RegisterBenchmark("async_logger/tracing", bench_logger, async_logger_tracing)->Threads(n_threads)->UseRealTime();
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benchmark::Initialize(&argc, argv);
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benchmark::RunSpecifiedBenchmarks();
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}
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