#ifndef COASYNC_DETAIL_STATIC_THREAD_POOL_INCLUDED#define COASYNC_DETAIL_STATIC_THREAD_POOL_INCLUDED#include"intrusive_queue.hpp"#include"atomic_intrusive_queue.hpp"#include"bwos_lifo_queue.hpp"#include"xorshift.hpp"#include<thread>#include<mutex>#include<condition_variable>#include<limits>#include#i...
C++ --- 基于std::thread实现的线程池 #ifndef THREAD_POOL_H#defineTHREAD_POOL_H#include<vector>#include<queue>#include<memory>#include<thread>#include<mutex>#include<condition_variable>#include<future>#include<functional>#include<stdexcept>classThreadPool {public: ThreadPool(size_t); template<class...
这个示例中的ThreadPool类维护了一个线程池,支持向线程池中添加任务,并获取任务的执行结果。 5. 讨论线程池使用中需要注意的问题和优化策略 线程数量:线程池的大小应该根据系统的硬件资源和任务的特点来确定。线程过多会导致上下文切换频繁,线程过少则可能导致任务等待。 任务队列:任务队列应该设计为线程安全的,以避免...
thread_pool::task_handle<std::list<T> > new_lower= pool.submit( std::bind(&sorter::do_sort,this, std::move(new_lower_chunk))); 参考 ^需要科学上网打开 https://en.cppreference.com/w/cpp/thread/thread ^C++ std::thread https://www.runoob.com/w3cnote/cpp-std-thread.html ^https:/...
}intmain(){std::threadt(background_task); t.detach();// 分离线程std::cout <<"Main thread continues..."<< std::endl;return0; } AI代码助手复制代码 在这个例子中,t.detach()将线程与std::thread对象分离,主线程继续执行,而background_task在后台运行。
线程池(Thread Pool):通过预先创建一定数量的线程,并重复使用这些线程,可以减少线程创建和销毁的开销。 减少线程切换(Reduce Thread Switching):通过合理地设计程序,减少不必要的线程切换,可以提高性能。 减少锁的使用(Reduce Lock Usage):通过使用无锁数据结构或者减少锁的粒度,可以减少线程同步的开销。
我想用C++实现一个线程池,有2个文件:一个是thread.cpp,还有一个是threadpool_test.cpp。thread.cpp有2个类,一个是threadpool,还有一个是Task。threadpool_test.cpp是调用文件。他们编译的时候报错,目前还是没有解决。下面是代码。 声明和实现 //threadp.cpp #include<stdio.h> #include<iostream> #include<sys...
std::this_thread::sleep_for(std::chrono::milliseconds(10)); } }voidcomsumer(threadsafe_queue<int>&queue) {intelem;while(!queue.empty()) { queue.wait_and_pop(elem); { std::lock_guard<std::mutex>lock(io_mutex); cout<<"thread(id="<< std::this_thread::get_id() <<") get eleme...
Open Common Middle-Ware library for accelerator equipment- and beam-based control systems at FAIR. - ThreadPool: reduce warnings and use std::chrono_literals · fair-acc/opencmw-cpp@aa7e1f1
#include<iostream>#include<thread>#include<string>#include<vector>classThreadPool{private:std::vector<std::thread>pool;public:voidpush_back(std::threadth){pool.push_back(std::move(th));}~ThreadPool(){for(auto&th:this->pool){th.join();}}};ThreadPoolth_pool;voidcompute(intnIters){for(...