Linux nf_conntrack-阿里云

Kbase #9: Aliyun Linux 2 dmesg 输出 nf_conntrack 表打满日志

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Linux路由表的抽象扩展应用于nf_conntrack

思想标准IP路由查找的过程为我们提供了一个极好的“匹配-动作”的例程。即匹配到一个路由项，然后将数据包发给该路由项指示的下一跳。如果我们把上面对IP路由查找的过程向上抽象一个层次，就会发现，其实它还可以有别的用。抽象后的表述为：以数据包的源地址或者目标地址为键值去查询一张表，查到结果项以后执行结果...

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在Linux的连接跟踪(nf_conntrack)中缓存私有数据省去每次查找

前面说过很多次，conntrack作为一中连接跟踪机制，如果它本身是可扩展的，那么将会是多么令人激动的一件事，当你看了N多文档代码之后，你发现它确实是可以扩展的，但是却没有感到激动，因为你可能发现：1.它可以注册一个account扩展，但是计数机制却很原始；2.我希望增加一个新型的扩展，却不得不重新...

TCP断开时的状态与Linux nf_conntrack

题目有点大了，但是难免有一些愤怒！我们的网关产品目前处在系统测试阶段，不太顺利，是太不顺利！各方面都在懈怠，包括我！我除了懈怠，还在找机会逆袭！顺便蔑视一下测试者，希望产生一种想象，即他发现的问题其实不是问题，而是因为他的无知所导致！就在昨天，机会来了，我便气扬了！ ...

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更新时间 2023-04-27 10:58:09

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