https://blog.mygraphql.com/zh/tags/bpftrace/ Recent content in Bpftrace on Mark 的滿紙方糖言 Hugo -- gohugo.io zh labile.zhu@gmail.com (Mark Zhu) labile.zhu@gmail.com (Mark Zhu) Mark Zhu ©2026, All Rights Reserved Mon, 04 Apr 2022 16:12:15 +0900 https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part4/ Mon, 04 Apr 2022 16:12:15 +0900 labile.zhu@gmail.com (Mark Zhu) Mon, 04 Apr 2022 16:12:15 +0900 https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part4/ <p><img src="https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part4/index.assets/logo.png" alt="logo"></p> <p>注，原文来自 <a href="https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part4/">https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part4/</a> 。如你看到的转载图片不清，请回到原文。</p> <ul> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part4/#%e4%b8%ba%e4%bd%95%e8%a6%81%e4%ba%86%e8%a7%a3-upstreamdownstream-%e4%ba%8b%e4%bb%b6%e9%a9%b1%e5%8a%a8%e5%8d%8f%e4%bd%9c%e4%b8%8b%e7%9a%84-http-%e5%8f%8d%e5%90%91%e4%bb%a3%e7%90%86%e6%b5%81%e7%a8%8b">为何要了解 upstream/downstream 事件驱动协作下的 HTTP 反向代理流程</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part4/#%e9%80%86%e5%90%91%e5%b7%a5%e7%a8%8b%e4%b8%8e%e4%ba%91%e5%8e%9f%e7%94%9f%e7%8e%b0%e5%9c%ba%e5%88%86%e6%9e%90-%e7%b3%bb%e5%88%97%e4%bb%8b%e7%bb%8d">逆向工程与云原生现场分析 系列介绍</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part4/#http-%e5%8f%8d%e5%90%91%e4%bb%a3%e7%90%86%e7%9a%84%e6%80%bb%e6%b5%81%e7%a8%8b">HTTP 反向代理的总流程</a> <ul> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part4/#downstream-read-request-%e6%a8%a1%e5%9d%97%e5%8d%8f%e4%bd%9c">Downstream Read Request 模块协作</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part4/#upstream-write-request-%e6%a8%a1%e5%9d%97%e5%8d%8f%e4%bd%9c">Upstream Write Request 模块协作</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part4/#upstream-read-response-%e6%a8%a1%e5%9d%97%e5%8d%8f%e4%bd%9c">Upstream Read Response 模块协作</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part4/#downstream-write-response-%e6%a8%a1%e5%9d%97%e5%8d%8f%e4%bd%9c">Downstream Write Response 模块协作</a></li> </ul> </li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part4/#bpf-%e8%84%9a%e6%9c%ac%e8%be%93%e5%87%ba">BPF 脚本输出</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part4/#bpf-%e8%84%9a%e6%9c%ac">BPF 脚本</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part4/#%e7%bb%93%e5%b0%be">结尾</a></li> </ul> <h2 id="为何要了解-upstreamdownstream-事件驱动协作下的-http-反向代理流程">为何要了解 upstream/downstream 事件驱动协作下的 HTTP 反向代理流程</h2> <p>想不到还真坚持写到 Part4 了。不管你信不信，每一 part 的“为何”一节，是我觉得最难写的 :) 。如果你是第一次读这个系列，不用担心，每一节都是比较独立的。</p> Mark Zhu trace kernel ebpf istio envoy bpftrace epoll https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part3/ Sun, 20 Mar 2022 16:12:15 +0900 labile.zhu@gmail.com (Mark Zhu) Sun, 20 Mar 2022 16:12:15 +0900 https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part3/ <p><img src="https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part3/index.assets/logo.jpg" alt="logo"></p> <p>注，原文来自 <a href="https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part3/">https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part3/</a> 。如你看到的转载图片不清，请回到原文。</p> <h2 id="承上">承上</h2> <p>在上一篇 <a href="https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part2/">逆向工程与云原生现场分析 Part2 —— eBPF 跟踪 Istio/Envoy 之启动、监听与线程负载均衡</a> 中，介绍了 如何用 bpftrace 去跟踪分析 Envoy Listener 的 socket 监听，和监听是如何分配到 worker 线程的。</p> Mark Zhu trace kernel ebpf istio envoy bpftrace https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part2/ Sun, 13 Mar 2022 16:12:15 +0900 labile.zhu@gmail.com (Mark Zhu) Sun, 13 Mar 2022 16:12:15 +0900 https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part2/ <p><img src="https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part2/index.assets/f198902751f767e2b9cc455b0fb53e8924d8b1490390cfbbe50d2919c7c35733.jpg" alt="logo"></p> <h2 id="承上">承上</h2> <p>在上一篇 <a href="https://blog.mygraphql.com/zh/posts/low-tec/trace/trace-istio/trace-istio-part1/">逆向工程与云原生现场分析 Part1 —— eBPF 跟踪 Istio/Envoy 之学步</a> 中，介绍了如何入门 bpftrace 跟踪 Envoy。这次我们来次较深度的历险。trace 观察一下 envoy 的启动、worker 线程启动与初始化、socket 监听。</p> Mark Zhu trace kernel ebpf istio envoy bpftrace