<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[fuqiyang的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/fuqiyang</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; fuqiyang]]></copyright><item><title><![CDATA[select,poll,epoll,kqueue]]></title><link>https://blog.youkuaiyun.com/fuqiyang/article/details/104607529</link><guid>https://blog.youkuaiyun.com/fuqiyang/article/details/104607529</guid><author>fuqiyang</author><pubDate>Mon, 02 Mar 2020 11:08:40 +0800</pubDate><description><![CDATA[Select、poll、Epoll、KQueue区别
7 MONTHS AGO
LINUX
21 MINUTES READ (ABOUT 3116 WORDS)
在早期的文章《unix IO模型》中我们介绍了5种IO模型，如下图是几种IO模型的对比

从上面的图可以看出，从左到右，越往后，阻塞越少，理论上效率也就越优。
其中Select对应的是第三种IO模型：I/O Multiplexing IO...]]></description><category></category></item><item><title><![CDATA[ubuntu管理本地工具链]]></title><link>https://blog.youkuaiyun.com/fuqiyang/article/details/104604983</link><guid>https://blog.youkuaiyun.com/fuqiyang/article/details/104604983</guid><author>fuqiyang</author><pubDate>Mon, 02 Mar 2020 09:04:42 +0800</pubDate><description><![CDATA[安装add-apt-repository
sudo apt install software-properties-common
GCC 8 on Ubuntu 16.04
sudo add-apt-repository ppa:ubuntu-toolchain-r/test
sudo apt update
sudo apt install gcc-8 g+±8
gcc-8 --version
G...]]></description><category></category></item></channel></rss>