https://blog.mygraphql.com/zh/tags/cgroup/ Recent content in Cgroup 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 Sun, 10 Jul 2022 08:47:11 +0100 https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/ Sun, 10 Jul 2022 08:47:11 +0100 labile.zhu@gmail.com (Mark Zhu) Sun, 10 Jul 2022 08:47:11 +0100 https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/ <p><img src="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/index.assets/logo.jpg" alt="logo"></p> <ul> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#%e5%bc%95">引</a> <ul> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#%e6%88%91%e4%bb%ac%e5%9c%a8%e8%b0%88%e5%ae%b9%e5%99%a8%e5%86%85%e5%ad%98%e6%97%b6%e5%88%b0%e5%ba%95%e5%9c%a8%e8%b0%88%e4%bb%80%e4%b9%88">我们在谈容器内存时，到底在谈什么？</a></li> </ul> </li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#cgroup-%e5%86%85%e5%ad%98%e8%af%b4%e6%98%8e">CGroup 内存说明</a> <ul> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#%e5%9f%ba%e7%a1%80%e6%a6%82%e5%bf%b5">基础概念</a> <ul> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#page">Page</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#anonymous-pages">anonymous pages</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#lru-list">LRU list</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#lru-list-%e7%bb%84">LRU list 组</a></li> </ul> </li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#cgroup-%e6%a6%82%e8%bf%b0">CGroup 概述</a> <ul> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#%e4%b8%bb%e8%ae%b0%e8%b4%a6%e8%8c%83%e5%9b%b4">主记账范围</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#%e5%86%85%e6%a0%b8%e5%86%85%e5%ad%98%e8%ae%b0%e8%b4%a6%e8%8c%83%e5%9b%b4">内核内存记账范围</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#%e5%86%85%e5%ad%98%e5%9b%9e%e6%94%b6">内存回收</a></li> </ul> </li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#%e7%8a%b6%e6%80%81%e6%96%87%e4%bb%b6">状态文件</a> <ul> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#memorystat">memory.stat</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#memoryusage_in_bytes">memory.usage_in_bytes</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#memorynuma_stat">memory.numa_stat</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#memoryfailcnt">memory.failcnt</a></li> </ul> </li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#%e6%8e%a7%e5%88%b6%e4%b8%8e%e4%ba%8b%e4%bb%b6%e9%80%9a%e7%9f%a5">控制与事件通知</a> <ul> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#%e5%bc%ba%e5%88%b6%e5%9b%9e%e6%94%b6%e5%86%85%e5%ad%98-memoryforce_empty">强制回收内存 memory.force_empty</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#%e5%9f%ba%e4%ba%8e%e5%86%85%e5%ad%98%e9%98%88%e5%80%bc%e6%b0%b4%e4%bd%8d%e7%9a%84%e9%80%9a%e7%9f%a5">基于内存阈值水位的通知</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#%e4%b8%8d%e8%a6%81-oom-kill%e5%8f%aa%e6%98%af%e6%9a%82%e5%81%9c">不要 OOM Kill，只是暂停</a></li> </ul> </li> </ul> </li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#%e7%9b%91%e6%8e%a7%e4%b8%8e%e6%8c%87%e6%a0%87">监控与指标</a> <ul> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#k8s-%e7%9a%84%e5%ae%b9%e5%99%a8%e6%8c%87%e6%a0%87">K8s 的容器指标</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#%e5%b8%b8%e8%a2%ab%e8%af%af%e8%a7%a3%e7%9a%84-k8s-%e6%8c%87%e6%a0%87">常被误解的 K8s 指标</a> <ul> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#container_memory_usage_bytes">container_memory_usage_bytes</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#container_memory_working_set_bytes">container_memory_working_set_bytes</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#kubectl-top">kubectl top</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#container_memory_cache-%e4%b8%8e-container_memory_mapped_file-%e7%9a%84%e5%85%b3%e7%b3%bb">container_memory_cache 与 container_memory_mapped_file 的关系</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#%e4%bb%80%e4%b9%88-metric-%e6%89%8d%e6%98%af-oom-kill-%e7%9b%b8%e5%85%b3">什么 metric 才是 OOM Kill 相关</a></li> </ul> </li> </ul> </li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#%e5%86%85%e5%ad%98%e9%99%90%e5%88%b6%e5%af%b9-io-%e6%80%a7%e8%83%bd%e7%9a%84%e5%bd%b1%e5%93%8d">内存限制对 IO 性能的影响</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#%e4%ba%86%e8%a7%a3%e5%86%85%e6%a0%b8%e6%95%b0%e6%8d%ae%e7%bb%93%e6%9e%84">了解内核数据结构</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#cgroup-%e5%86%85%e5%ad%98%e5%9b%9e%e6%94%b6%e7%9a%84%e6%97%b6%e6%9c%ba">CGroup 内存回收的时机</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#page-cache-%e5%8d%a0%e7%94%a8%e5%88%86%e6%9e%90%e5%b7%a5%e5%85%b7">Page Cache 占用分析工具</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#pod-%e7%9a%84%e5%8f%a6%e4%b8%80%e4%b8%aa%e6%9d%80%e6%89%8b-%e9%a9%b1%e9%80%90-eviction">POD 的另一个杀手 驱逐 eviction</a> <ul> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#%e9%a9%b1%e9%80%90-eviction-%e6%9c%ba%e5%88%b6">驱逐 eviction 机制</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#%e9%a9%b1%e9%80%90-eviction-%e7%ae%97%e6%b3%95%e5%8f%82%e8%80%83%e6%8c%87%e6%a0%87">驱逐 eviction 算法参考指标</a></li> </ul> </li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#%e5%ae%b9%e5%99%a8%e5%86%85%e5%ad%98-kill-%e6%b3%95%e5%a4%a7%e5%85%a8">容器内存 kill 法大全</a></li> <li><a href="https://blog.mygraphql.com/zh/posts/low-tec/kernel/cgroup-mem/#%e4%b8%8a%e6%96%87%e6%9c%aa%e6%8f%90%e5%88%b0%e7%9a%84%e6%9c%89%e7%94%a8%e7%9a%84%e5%8f%82%e8%80%83">上文未提到的有用的参考</a></li> </ul> <h2 id="引">引</h2> <p>容器内存限制是个矛盾而重要的选择，给多了浪费资源，给少了服务随机崩溃。</p> Mark Zhu cloud kernel cgroup container https://blog.mygraphql.com/zh/notes/java/native-mem/java-native-mem-case/ Wed, 06 Oct 2021 08:47:11 +0100 labile.zhu@gmail.com (Mark Zhu) Wed, 06 Oct 2021 08:47:11 +0100 https://blog.mygraphql.com/zh/notes/java/native-mem/java-native-mem-case/ <p><img src="https://blog.mygraphql.com/zh/notes/java/native-mem/java-native-mem-case/logo.png" alt=""><br /> <em>[图片源：https://bell-sw.com/announcements/2020/10/28/JVM-in-Linux-containers-surviving-the-isolation/]</em></p> Mark Zhu cloud kernel java cgroup