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multiplexing IO多路复用

Posted by 夏泽民 Jun 30, 2018

1 基础知识回顾 注意：咱们下面说的都是Linux环境下，跟Windows不一样哈~~~

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select,poll,epoll，kqueue模型

Posted by 夏泽民 Jun 30, 2018

概况: select() select()和poll()的工作方式非常类似。让我们先快速看一下select()函数

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grok

Posted by 夏泽民 Jun 30, 2018

logstash拥有丰富的filter插件,它们扩展了进入过滤器的原始数据，进行复杂的逻辑处理，甚至可以无中生有的添加新的 logstash 事件到后续的流程中去！Grok 是 Logstash 最重要的插件之一。也是迄今为止使蹩脚的、无结构的日志结构化和可查询的最好方式。Grok在解析 syslog logs、apache and other webserver logs、mysql logs等任意格式的文件上表现完美。 官网地址：https://www.elastic.co/guide/en/logstash/current/plugins-filters-grok.html#_getting_help_116

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epoll_server 服务端代码

Posted by 夏泽民 Jun 30, 2018

#include #include <sys/socket.h> #include <sys/epoll.h> #include <netinet/in.h> #include <arpa/inet.h> #include #include #include #include

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epoll

Posted by 夏泽民 Jun 30, 2018

epoll的核心是3个API，核心数据结构是：1个红黑树 和 1个链表

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