https://blog.treesir.pub/tags/pod/Recent content in Pod on Zayn's BlogHugo -- gohugo.iozh-cnyangzun@treesir.pub (Zayn)yangzun@treesir.pub (Zayn)2021-2026 ZaynThu, 08 Jul 2021 14:41:34 +0800https://blog.treesir.pub/posts/k8s-vpa/Thu, 08 Jul 2021 14:41:34 +0800yangzun@treesir.pub (Zayn)https://blog.treesir.pub/posts/k8s-vpa/<h2 class="relative group">VPA 简介 <div id="vpa-简介" class="anchor"></div> <span class="absolute top-0 w-6 transition-opacity opacity-0 ltr:-left-6 rtl:-right-6 not-prose group-hover:opacity-100"> <a class="group-hover:text-primary-300 dark:group-hover:text-neutral-700 !no-underline" href="#vpa-%e7%ae%80%e4%bb%8b" aria-label="锚点">#</a> </span> </h2> <h2 class="relative group">什么是 VPA？ <div id="什么是-vpa" class="anchor"></div> <span class="absolute top-0 w-6 transition-opacity opacity-0 ltr:-left-6 rtl:-right-6 not-prose group-hover:opacity-100"> <a class="group-hover:text-primary-300 dark:group-hover:text-neutral-700 !no-underline" href="#%e4%bb%80%e4%b9%88%e6%98%af-vpa" aria-label="锚点">#</a> </span> </h2> <p>Vertical Pod Autoscaler（VPA，垂直 Pod 自动伸缩器）是 Kubernetes 的一个组件，它可以根据 Pod 的实际资源使用情况，自动调整 Pod 的 CPU 和内存请求值（requests）。</p>https://blog.treesir.pub/posts/quick-delete-rancher-failed-pod/Thu, 27 May 2021 08:59:56 +0800yangzun@treesir.pub (Zayn)https://blog.treesir.pub/posts/quick-delete-rancher-failed-pod/<h2 class="relative group">问题描述 <div id="问题描述" class="anchor"></div> <span class="absolute top-0 w-6 transition-opacity opacity-0 ltr:-left-6 rtl:-right-6 not-prose group-hover:opacity-100"> <a class="group-hover:text-primary-300 dark:group-hover:text-neutral-700 !no-underline" href="#%e9%97%ae%e9%a2%98%e6%8f%8f%e8%bf%b0" aria-label="锚点">#</a> </span> </h2> <p>在 Rancher 管理的 Kubernetes 集群中，有时会出现副本集中的 Pod 部署失败的情况。如下图所示，失败的 Pod 数量可能达到上千个，手动逐一删除非常耗时。</p> <p> <figure> <img class="my-0 rounded-md" loading="lazy" alt="image-20210527085545254" src="https://cdn.treesir.pub/img/image-20210527085545254.png"> </figure> </p> <h2 class="relative group">解决方案 <div id="解决方案" class="anchor"></div> <span class="absolute top-0 w-6 transition-opacity opacity-0 ltr:-left-6 rtl:-right-6 not-prose group-hover:opacity-100"> <a class="group-hover:text-primary-300 dark:group-hover:text-neutral-700 !no-underline" href="#%e8%a7%a3%e5%86%b3%e6%96%b9%e6%a1%88" aria-label="锚点">#</a> </span> </h2> <h2 class="relative group">批量删除失败的 Pod <div id="批量删除失败的-pod" class="anchor"></div> <span class="absolute top-0 w-6 transition-opacity opacity-0 ltr:-left-6 rtl:-right-6 not-prose group-hover:opacity-100"> <a class="group-hover:text-primary-300 dark:group-hover:text-neutral-700 !no-underline" href="#%e6%89%b9%e9%87%8f%e5%88%a0%e9%99%a4%e5%a4%b1%e8%b4%a5%e7%9a%84-pod" aria-label="锚点">#</a> </span> </h2> <p>使用 kubectl 命令批量删除状态为 <code>MatchNodeSelector</code> 的失败 Pod：</p>