spdlog/bench/spdlog-async.cpp

78 lines
2.0 KiB
C++

//
// Copyright(c) 2015 Gabi Melman.
// Distributed under the MIT License (http://opensource.org/licenses/MIT)
//
#include <atomic>
#include <chrono>
#include <cstdlib>
#include <iostream>
#include <thread>
#include <vector>
#include "spdlog/async.h"
#include "spdlog/sinks/basic_file_sink.h"
using namespace std;
int main(int argc, char *argv[])
{
using namespace std::chrono;
using clock = steady_clock;
int thread_count = 10;
if (argc > 1)
thread_count = std::atoi(argv[1]);
int howmany = 1000000;
spdlog::init_thread_pool(howmany, 1);
auto logger = spdlog::create_async_logger<spdlog::sinks::basic_file_sink_mt>("file_logger", "logs/spdlog-bench-async.log", false);
logger->set_pattern("[%Y-%m-%d %T.%F]: %L %t %v");
std::cout << "To stop, press <Enter>" << std::endl;
std::atomic<bool> run{true};
std::thread stoper(std::thread([&run]() {
std::cin.get();
run = false;
}));
while (run)
{
std::atomic<int> msg_counter{0};
std::vector<std::thread> threads;
auto start = clock::now();
for (int t = 0; t < thread_count; ++t)
{
threads.push_back(std::thread([&]() {
while (true)
{
int counter = ++msg_counter;
if (counter > howmany)
break;
logger->info("spdlog message #{}: This is some text for your pleasure", counter);
}
}));
}
for (auto &t : threads)
{
t.join();
}
duration<float> delta = clock::now() - start;
float deltaf = delta.count();
auto rate = howmany / deltaf;
std::cout << "Total: " << howmany << std::endl;
std::cout << "Threads: " << thread_count << std::endl;
std::cout << "Delta = " << std::fixed << deltaf << " seconds" << std::endl;
std::cout << "Rate = " << std::fixed << rate << "/sec" << std::endl;
} // while
stoper.join();
return 0;
}