Linux模型阻塞的相关内容

Linux典型IO模型：阻塞、非阻塞、信号驱动、异步

一、阻塞IO 为了完成IO发起IO调用，若IO事件没有就绪，则一直等待，直到IO就绪，开始数据拷贝。优点：流程最为简单，使用复杂度非常低。缺点：IO效率较低，对资料利用不足。 ...

Linux IO模型：阻塞/非阻塞/IO复用同步/异步 Select/Epoll/AIO

IO概念 Linux的内核将所有外部设备都可以看做一个文件来操作。那么我们对与外部设备的操作都可以看做对文件进行操作。我们对一个文件的读写，都通过调用内核提供的系统调用；内核给我们返回一个file descriptor（fd,文件描述符）。而对一个socket的读写也会有相应的描述符，称为socke...

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Linux IO模型漫谈（3） -- 阻塞式IO实现

在理解代码前有几个函数先说一下： 1 sockaddr_in 套接字地址结构 1 2 3 4 5 6 7 8 9 10 struct sockaddr_in { uint8_t &nb...

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更新时间 2024-02-25 09:42:13

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