# IO 篇

该模块主要是介绍 `IO` 方面的知识；

* `NIO`, `AIO`；
* 网络编程相关；
* 多线程、多核 CPU、进程之间的关系（因为这些跟 IO 都有关系，所有放在该篇来介绍）。

## NIO 和 AIO

主要会用 `JDK` 原始 `NIO`、 `AIO` 相关 `API` 去实现 `Socket` 网路编程小实例； 以及使用 `Netty` 实现网络编程的小实例；然后说明一些使用 `Netty` 的好处。

### `Linux` 系统 `IO` 模型介绍

//TODO

### `IO` 相关 `API` 介绍

//TODO

### `NIO` 相关 `API` 介绍

//TODO

### `AIO` 相关 `API` 介绍

//TODO


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