void LightbenchManager::startBench(const std::string& data, int totalReqNum) {
    totalReqNum_ = totalReqNum;
    ThreadVector threadList;
    
    int passBeginTime = getCurrentTimeUsec();
    for (int i = 0; i < coreNum_; i++) {
        boost::function<void ()> func = boost::bind(&LightbenchManager::benchmark, this, getSplitReqNum(i, totalReqNum, coreNum_), data);
        std::shared_ptr<muduo::Thread> thread(new muduo::Thread(func));
        threadList.push_back(thread);
        thread->start();
    }

    std::cout << "benchmark start!" << std::endl;
    std::cout << std::endl;

    for (auto thread : threadList) {
        thread->join();
    }
    int passEndTime = getCurrentTimeUsec();
    totalPassTime_ = passEndTime - passBeginTime;
}
	  static void StartThread(void *(*start_routine)(void*), C *arg) {
	       pthread_t * t = new pthread_t;
	       _threads.push_back(t);
	       pthread_create(t, NULL, start_routine, reinterpret_cast<void*>(arg));
	  }