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latency using google-benchmark

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gabime 2018-10-26 16:34:14 +03:00
parent 121a7dcedf
commit 47948a34dd
1 changed files with 96 additions and 15 deletions
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109
bench/latency.cpp
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@ -15,7 +15,7 @@
#include "spdlog/sinks/daily_file_sink.h"
#include "spdlog/sinks/null_sink.h"
#include "spdlog/sinks/rotating_file_sink.h"
#include <chrono>
#include "utils.h"
#include <atomic>
@ -31,8 +31,32 @@ using namespace spdlog;
using namespace spdlog::sinks;
using namespace utils;
void bench(int howmany, std::shared_ptr<spdlog::logger> log);
void bench_mt(int howmany, std::shared_ptr<spdlog::logger> log, int thread_count);
void prepare_logdir()
{
spdlog::info("Preparing logs_bench directory..");
#ifdef _WIN32
system("if not exist logs mkdir logs_bench");
system("del /F /Q logs\\*");
#else
auto rv = system("mkdir -p logs_bench");
if (rv != 0)
{
throw std::runtime_error("Failed to mkdir -p logs_bench");
}
rv = system("rm -f logs_bench/*");
if (rv != 0)
{
throw std::runtime_error("Failed to rm -f logs_bench/*");
}
#endif
}
void add_rate(benchmark::State &state)
{
state.counters["Rate"] = benchmark::Counter(1, benchmark::Counter::kIsIterationInvariantRate);
}
void bench_c_string(benchmark::State& state, std::shared_ptr<spdlog::logger> logger)
{
@ -47,16 +71,19 @@ void bench_c_string(benchmark::State& state, std::shared_ptr<spdlog::logger> log
{
logger->info(msg);
}
add_rate(state);
}
void bench_formatted_int(benchmark::State& state, std::shared_ptr<spdlog::logger> logger)
void bench_logger(benchmark::State& state, std::shared_ptr<spdlog::logger> logger)
{
int i = 0;
for (auto _ : state)
{
logger->info("Hello message {} {} {}", ++i, i , i);
logger->info("Hello logger: msg number {}...............", ++i);
}
add_rate(state);
}
@ -67,16 +94,70 @@ int main(int argc, char *argv[])
using spdlog::sinks::null_sink_st ;
using spdlog::sinks::null_sink_mt ;
using spdlog::sinks::basic_file_sink_st;
using spdlog::sinks::basic_file_sink_mt;
auto null_logger = std::make_shared<spdlog::logger>("bench", std::make_shared<null_sink_st>());
benchmark::RegisterBenchmark("null_sink_st-500_bytes_cstr", bench_c_string, null_logger);
benchmark::RegisterBenchmark("null_sink_st-formatted_int", bench_formatted_int, null_logger);
// 10 threads
size_t file_size = 30 * 1024 * 1024;
size_t rotating_files = 5;
int n_threads = 10;
null_logger = std::make_shared<spdlog::logger>("bench", std::make_shared<null_sink_st>());
benchmark::RegisterBenchmark("null_sink_mt-500_bytes_cstr", bench_c_string, null_logger) -> Threads(n_threads);
benchmark::RegisterBenchmark("null_sink_mt-formatted_int", bench_formatted_int, null_logger) ->Threads(n_threads);
prepare_logdir();
//
// Single threaded bench
//
auto null_logger = std::make_shared<spdlog::logger>("bench", std::make_shared<null_sink_st>());
benchmark::RegisterBenchmark("null_sink_st-500_bytes_cstr", bench_c_string, null_logger);
benchmark::RegisterBenchmark("null_sink_st", bench_logger, null_logger);
benchmark::RegisterBenchmark("null_sink_st", bench_logger, null_logger)->UseRealTime();
// basic_st
auto basic_st = spdlog::basic_logger_st("basic_st", "logs_bench/basic_st.log", true);
benchmark::RegisterBenchmark("basic_st", bench_logger, std::move(basic_st));
benchmark::RegisterBenchmark("basic_st", bench_logger, std::move(basic_st))->UseRealTime();
spdlog::drop("basic_st");
// rotating st
auto rotating_st = spdlog::rotating_logger_st("rotating_st", "logs_bench/rotating_st.log", file_size, rotating_files);
benchmark::RegisterBenchmark("rotating_st", bench_logger, std::move(rotating_st));
benchmark::RegisterBenchmark("rotating_st", bench_logger, std::move(rotating_st))->UseRealTime();
spdlog::drop("rotating_st");
// daily st
auto daily_st = spdlog::daily_logger_mt("daily_st", "logs_bench/daily_st.log");
benchmark::RegisterBenchmark("daily_st", bench_logger, std::move(daily_st));
benchmark::RegisterBenchmark("daily_st", bench_logger, std::move(daily_st))->UseRealTime();
spdlog::drop("daily_st");
//
// Multi threaded bench, 10 using same logger concurrently
//
auto null_logger_mt = std::make_shared<spdlog::logger>("bench", std::make_shared<null_sink_mt>());
benchmark::RegisterBenchmark("null_sink_mt", bench_logger, null_logger_mt)->Threads(n_threads);
benchmark::RegisterBenchmark("null_sink_mt", bench_logger, null_logger_mt)->Threads(n_threads)->UseRealTime();
// basic_mt
auto basic_mt = spdlog::basic_logger_mt("basic_mt", "logs_bench/basic_mt.log", true);
benchmark::RegisterBenchmark("basic_mt", bench_logger, std::move(basic_mt))->Threads(n_threads);
benchmark::RegisterBenchmark("basic_mt", bench_logger, std::move(basic_mt))->Threads(n_threads)->UseRealTime();
spdlog::drop("basic_mt");
// rotating mt
auto rotating_mt = spdlog::rotating_logger_mt("rotating_mt", "logs_bench/rotating_mt.log", file_size, rotating_files);
benchmark::RegisterBenchmark("rotating_mt", bench_logger, std::move(rotating_mt))->Threads(n_threads);
benchmark::RegisterBenchmark("rotating_mt", bench_logger, std::move(rotating_mt))->Threads(n_threads)->UseRealTime();
spdlog::drop("rotating_mt");
// daily mt
auto daily_mt = spdlog::daily_logger_mt("daily_mt", "logs_bench/daily_mt.log");
benchmark::RegisterBenchmark("daily_mt", bench_logger, std::move(daily_mt))->Threads(n_threads);
benchmark::RegisterBenchmark("daily_mt", bench_logger, std::move(daily_mt))->Threads(n_threads)->UseRealTime();
spdlog::drop("daily_mt");
benchmark::Initialize(&argc, argv);
benchmark::RunSpecifiedBenchmarks();