spdlog/example/bench.cpp

// example.cpp : Simple logger example
//
#include <mutex>
#include "c11log/logger.h"
#include "c11log/sinks/async_sink.h"
#include "c11log/sinks/file_sinks.h"
#include "c11log/sinks/stdout_sinks.h"
#include "c11log/sinks/null_sink.h"
#include "utils.h"
#include "c11log/details/registry.h"

using namespace std::chrono;
using namespace c11log;
using namespace utils;


int main(int argc, char* argv[])
{
    const unsigned int howmany = argc <= 1 ? 600000 : atoi(argv[1]);

    auto console = c11log::create<sinks::stderr_sink_st>("reporter");
    console->set_format("[%n %l] %t");
    console->set_level(c11log::level::INFO);
    console->info("Starting bench with", howmany, "iterations..");

    auto bench = c11log::create<sinks::rotating_file_sink_st>("bench", "myrotating", "txt", 1024 * 1024 * 5, 3, 100);
    auto start = system_clock::now();
    for (unsigned int i = 1; i <= howmany; ++i)
    {
        bench->info() << "Hello logger: msg number " << i;
    }

    auto delta = system_clock::now() - start;
    auto delta_d = duration_cast<duration<double>> (delta).count();

    console->info("Total:") << format(howmany);
    console->info("Delta:") << format(delta_d);
    console->info("Rate:") << format(howmany / delta_d) << "/sec";

    return 0;
}