Jan 26 · 5 min read · This blog is for anyone who has used Kubernetes Pods but still felt confused when seeing states like Pending, ContainerCreating, 0/1 Running, CrashLoopBackOff, or ImagePullBackOff. This post explains the Pod lifecycle strictly as a timeline, from the...
Join discussionNov 28, 2025 · 1 min read · Here just a quick present of basic workflow of how to upgrade on the work node.More details can refer to the official doc, upgrading Linux work node. Notice: The official doc shows is the completed procedural which we will stop the jobs, and drain t...
Join discussionNov 23, 2025 · 3 min read · 1. Identity = kubeconfig Here the identity equals kubeconfig file Every kubeconfig file specifies: the certificate the client key the username (CN) the group (O) the cluster endpoint This determines: Who you are (identity) What you can do (R...
Join discussionNov 21, 2025 · 3 min read · With the experience shared by people on the internet, I summarized some key aspects as a series of articles for preparing the CKS exam. Each aspects should be in short concise points, so this is not a detailed tutorial, just some practical reminders....
Join discussionOct 6, 2025 · 4 min read · Here, we'll break down the complexities of Kubernetes architecture—pods, nodes, and control planes—to help you master container orchestration. Join me as we explore and scale the world of Kubernetes, one post at a time! 💻⚙️ The Components of Kubern...
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Sep 10, 2025 · 3 min read · If you manage Kubernetes clusters long enough, you'll eventually notice pods sitting around in an "Evicted" state. They don’t do any harm, but they clutter up your kubectl get pods output, making it harder to focus on the resources that actually matt...
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Mar 15, 2025 · 6 min read · We will see the steps to set up a multi-cluster. We can set this up in AWS or Azure, but they have their services, such as EKS and AKS, so everything comes prebuilt, and we don’t have to worry about anything. We also have a lot of programs in the mar...
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Jan 11, 2025 · 3 min read · I encountered the pause image first during my first Kubernetes node container debugging, and I had no idea what this container was. Yes, I got started with Kubernetes clusters and debugging without knowing the details of how Linux containers worked, ...
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Jan 8, 2025 · 4 min read · 1. Node 1.1 Node NotReady A Kubernetes cluster node being in the NotReady state can result from various issues. Here are some realistic and common reasons: 1. Node Resource Issues Insufficient Memory or CPU: If the node is running out of memory or C...
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