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117 lines
3.2 KiB
C++
117 lines
3.2 KiB
C++
//
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// Copyright(c) 2015 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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// bench.cpp : spdlog benchmarks
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//
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#include "spdlog/async.h"
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#include "spdlog/async_logger.h"
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#include "spdlog/sinks/null_sink.h"
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#include "spdlog/spdlog.h"
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#include "utils.h"
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#include <atomic>
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#include <cstdlib> // EXIT_FAILURE
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#include <iostream>
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#include <memory>
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#include <string>
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#include <thread>
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using namespace std;
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using namespace std::chrono;
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using namespace spdlog;
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using namespace spdlog::sinks;
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using namespace utils;
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size_t bench_as(int howmany, std::shared_ptr<spdlog::logger> log, int thread_count);
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int main(int argc, char *argv[])
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{
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int howmany;
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int tp_queue_size;
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int tp_threads = 1;
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int client_threads = 10;
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int iters = 10;
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try
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{
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if (argc < 2)
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{
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cout << "Usage: " << argv[0] << " <howmany> [client_threads] [q_size] [tp_threads]" << endl;
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return (1);
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}
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howmany = atoi(argv[1]);
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if (argc > 2)
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client_threads = atoi(argv[2]);
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if (argc > 3)
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tp_queue_size = atoi(argv[3]);
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else
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tp_queue_size = howmany;
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if (argc > 4)
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tp_threads = atoi(argv[4]);
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cout << "\n*******************************************************************************\n";
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cout << "messages:\t" << format(howmany) << endl;
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cout << "client_threads:\t" << client_threads << endl;
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cout << "tp queue:\t" << format(tp_queue_size) << endl;
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cout << "tp threads:\t" << tp_threads << endl;
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cout << "*******************************************************************************\n";
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size_t total_rate = 0;
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spdlog::init_thread_pool(tp_queue_size, tp_threads);
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for (int i = 0; i < iters; ++i)
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{
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auto as = spdlog::create_async_logger<null_sink_mt>("async(null-sink)");
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total_rate += bench_as(howmany, as, client_threads);
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spdlog::drop("async(null-sink)");
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spdlog::thread_pool()->wait_empty();
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}
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std::cout << endl;
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std::cout << "Avg rate: " << format(total_rate / iters) << "/sec" << std::endl;
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}
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catch (std::exception &ex)
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{
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std::cerr << "Error: " << ex.what() << std::endl;
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perror("Last error");
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return EXIT_FAILURE;
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}
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return EXIT_SUCCESS;
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}
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// return rate/sec
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size_t bench_as(int howmany, std::shared_ptr<spdlog::logger> log, int thread_count)
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{
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cout << log->name() << "...\t\t" << flush;
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std::atomic<int> msg_counter{0};
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vector<thread> threads;
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auto start = system_clock::now();
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for (int t = 0; t < thread_count; ++t)
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{
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threads.push_back(std::thread([&]() {
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for (;;)
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{
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int counter = ++msg_counter;
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if (counter > howmany)
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break;
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log->info("Hello logger: msg number {}", counter);
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}
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}));
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}
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for (auto &t : threads)
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{
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t.join();
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}
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auto delta = system_clock::now() - start;
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auto delta_d = duration_cast<duration<double>>(delta).count();
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auto per_sec = size_t(howmany / delta_d);
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cout << format(per_sec) << "/sec" << endl;
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return per_sec;
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}
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