spdlog/example/example.cpp
2014-03-01 14:38:12 +02:00

100 lines
2.4 KiB
C++

// example.cpp : Simple logger example
//
#include <string>
#include <functional>
#include <iomanip>
#include "c11log/logger.h"
#include "c11log/sinks/async_sink.h"
#include "c11log/sinks/file_sinks.h"
#include "c11log/sinks/stdout_sinks.h"
#include "utils.h"
std::atomic<uint64_t> log_count;
std::atomic<bool> active;
using std::chrono::seconds;
void logging_thread()
{
auto &logger = c11log::get_logger("async");
while(active) {
logger.info()<<"Hello logger!";
++log_count;
}
}
void testlog(int threads)
{
active = true;
for(int i = 0; i < threads; i++)
new std::thread(std::bind(logging_thread));
while(active) {
using std::endl;
using std::cout;
using utils::format;
log_count = 0;
std::this_thread::sleep_for(seconds(1));
cout << "Logs/sec =\t" << format(log_count.load()) << endl;
}
}
int main(int argc, char* argv[])
{
using namespace std::chrono;
using namespace c11log;
using namespace utils;
using std::cout;
using std::endl;
//auto fsink2 = std::make_shared<sinks::rotating_file_sink>("log", "txt", 1024*1024*50 , 5, seconds(1));
auto &logger2 = c11log::get_logger("logger2");
//logger2.add_sink(fsink2);
logger2.add_sink(std::make_shared<sinks::null_sink>());
auto start = system_clock::now();
const unsigned int howmany = 10000000;
for(unsigned int i = 0; i < howmany ; i++)
logger2.info() << "Hello logger " << i;
auto delta = system_clock::now() - start;
auto delta_d = duration_cast<duration<double>> (delta);
cout << "Total " << format(howmany) << endl;
cout << "Delta " << format(delta_d.count()) << endl;
cout << "Rate: " << format(howmany/delta_d.count()) << "/sec" << endl;
return 0;
if(argc !=3) {
std::cerr << "Usage: " << argv[0] << " qsize, threads" << std::endl;
return 0;
}
int qsize = atoi(argv[1]);
int threads = atoi(argv[2]);
auto null_sink = std::make_shared<sinks::null_sink>();
auto stdout_sink = std::make_shared<sinks::stdout_sink>();
auto async = std::make_shared<sinks::async_sink>(qsize);
auto fsink = std::make_shared<sinks::rotating_file_sink>("log", "txt", 1024*1024*50 , 5, std::chrono::milliseconds(1000));
async->add_sink(fsink);
//auto &logger = c11log::get_logger("async");
//logger.add_sink(fsink);
testlog(threads);
}