【转载】线程池的庖丁解牛

//全局介绍
https://www.jianshu.com/p/ade771d2c9c0

//线程池的状态
https://blog.csdn.net/L_kanglin/article/details/57411851

//线程池的代码理解
https://blog.csdn.net/hotmocha/article/details/77876843