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