Python—IO多路复用之select模块详解（select、poll、epoll之间的区别）
一、select
二、poll
三、epoll
1.epoll的优点与缺点
https://www.cnblogs.com/ftl1012/p/9384449.html
SRE实战 互联网时代守护先锋，助力企业售后服务体系运筹帷幄！一键直达领取阿里云限量特价优惠。https://www.cnblogs.com/aspirant/p/9166944.html
https://www.sooele.com/1410.html
https://www.jb51.net/article/111899.htm
https://www.linuxidc.com/Linux/2017-09/146988.htm
https://www.cnblogs.com/JohnABC/p/6076006.html
https://blog.csdn.net/zhuangzi123456/article/details/84400108
https://blog.csdn.net/wuchuanpingstone/article/details/82964256
https://www.cnblogs.com/huchong/p/8613308.html
https://www.jianshu.com/p/e26594304e11
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