{"id":9820,"date":"2021-11-30T10:13:24","date_gmt":"2021-11-30T15:13:24","guid":{"rendered":"https:\/\/g33kinfo.com\/info\/?p=9820"},"modified":"2021-11-30T10:13:25","modified_gmt":"2021-11-30T15:13:25","slug":"karpenter","status":"publish","type":"post","link":"https:\/\/g33kinfo.com\/info\/karpenter\/","title":{"rendered":"Karpenter"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Karpenter is an open-source node provisioning project built for Kubernetes. Adding Karpenter to a Kubernetes cluster can dramatically improve the efficiency and cost of running workloads on that cluster. Karpenter is tightly integrated with Kubernetes features to make sure that the right types and amounts of compute resources are available to pods as they are needed. Karpenter works by:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>Watching<\/strong>&nbsp;for pods that the Kubernetes scheduler has marked as unschedulable<\/li><li><strong>Evaluating<\/strong>&nbsp;scheduling constraints (resource requests, nodeselectors, affinities, tolerations, and topology spread constraints) requested by the pods<\/li><li><strong>Provisioning<\/strong>&nbsp;nodes that meet the requirements of the pods<\/li><li><strong>Scheduling<\/strong>&nbsp;the pods to run on the new nodes<\/li><li><strong>Removing<\/strong>&nbsp;the nodes when the nodes are no longer needed<\/li><\/ul>\n\n\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-embed wp-block-embed-embed\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"github-embed github-embed-repository github-logo-mark\">    <p>        <a href=\"https:\/\/github.com\/aws\/karpenter-provider-aws\" target=\"_blank\">\t\t\t<strong>\t\t\t\tKarpenter is a Kubernetes Node Autoscaler built for flexibility, performance, and simplicity.\t\t\t<\/strong>\t\t<\/a>\t\t<br>        <a href=\"https:\/\/github.com\/aws\/karpenter-provider-aws\" target=\"_blank\">https:\/\/github.com\/aws\/karpenter-provider-aws<\/a><br>        <a href=\"https:\/\/github.com\/aws\/karpenter-provider-aws\/network\" target=\"_blank\">1,265<\/a> forks.<br>        <a href=\"https:\/\/github.com\/aws\/karpenter-provider-aws\/stargazers\" target=\"_blank\">7,651<\/a> stars.<br>        <a href=\"https:\/\/github.com\/aws\/karpenter-provider-aws\/issues\" target=\"_blank\">485<\/a> open issues.<br>        <details open>            <summary>Recent commits:<\/summary>            <ul class=\"github_commits\">                                    <li class=\"github_commit\">                        <a href=\"https:\/\/github.com\/aws\/karpenter\/commit\/c22fe664991b5e51637b73578ac89f38a8274476\" target=\"_blank\">feat: inject clock into StatusConditions calls via operatorpkg WithClock (#9199)<\/a>, GitHub                    <\/li>                                    <li class=\"github_commit\">                        <a href=\"https:\/\/github.com\/aws\/karpenter\/commit\/3f45f215be040b13a98b90e5a3ebbad385cd249d\" target=\"_blank\">helper function<\/a>, Sarthak Umarani                    <\/li>                                    <li class=\"github_commit\">                        <a href=\"https:\/\/github.com\/aws\/karpenter\/commit\/58eb28cb5fe104e17de3554008b21d85eba07bbb\" target=\"_blank\">fix: account for VPC CNI ENI attachment in suite tests<\/a>, Sarthak Umarani                    <\/li>                                    <li class=\"github_commit\">                        <a href=\"https:\/\/github.com\/aws\/karpenter\/commit\/fe623d537f85b0e6a69fc3eebc3692f80efda891\" target=\"_blank\">chore: Release v1.13.0 (#9247)Co-authored-by: StableRelease &lt;StableRelease@users.noreply.github.com&gt;Co-authored-by: Andrew Mitchell &lt;amitchll@amazon.com&gt;<\/a>, GitHub                    <\/li>                                    <li class=\"github_commit\">                        <a href=\"https:\/\/github.com\/aws\/karpenter\/commit\/2be95547983a8948b7172aa66bf92c905fbbf001\" target=\"_blank\">chore: bump sigs.k8s.io\/karpenter to v1.13.0 (#9244)<\/a>, GitHub                    <\/li>                            <\/ul>        <\/details>    <\/p><\/div>\n<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Karpenter is an open-source node provisioning project built for Kubernetes. Adding Karpenter to a Kubernetes cluster can dramatically improve the efficiency and cost of running workloads on that cluster. Karpenter is tightly integrated with Kubernetes features to make sure that the right types and amounts of compute resources are available to pods as they are&#8230; <\/p>\n<div class=\"read-more navbutton\"><a href=\"https:\/\/g33kinfo.com\/info\/karpenter\/\">Read More<i class=\"fa fa-angle-double-right\"><\/i><\/a><\/div>\n","protected":false},"author":1,"featured_media":8835,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-9820","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-info"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Karpenter - Linux Shtuff<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/g33kinfo.com\/info\/karpenter\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Karpenter - Linux Shtuff\" \/>\n<meta property=\"og:description\" content=\"Karpenter is an open-source node provisioning project built for Kubernetes. Adding Karpenter to a Kubernetes cluster can dramatically improve the efficiency and cost of running workloads on that cluster. Karpenter is tightly integrated with Kubernetes features to make sure that the right types and amounts of compute resources are available to pods as they are... 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