Tag: K8s
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Kubernetes CoreDNS & systemd-resolved Config
💡 Kubernetes CoreDNS & systemd-resolved Config — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Kubernetes CoreDNS & systemd-resolved Config. ReferenceGlossary DB: Siyoung’s Notion: troubleshooting: cmd: , References and Guidelines (NOTE) CoreDNS operation when using systemd-resolved on host HostNode: systemd-resolved is fixed as /etc/resolv.conf = 127.0.0.53loopback address. The actual resolve defined…
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Kubernetes CoreDNS Nameserver T-Shoot
💡 Kubernetes CoreDNS Nameserver T-Shoot — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Kubernetes CoreDNS Nameserver T-Shoot. TLDR@1qzxcThere is still version 1.27… . Tried a lot. The only thing that worked was to revert to the version you suggested. Here’s everything I tried for future reference. I installed kubernetes following…
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Kubernetes Node Communication & Kubelet
💡 Kubernetes Node Communication & Kubelet — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Kubernetes Node Communication & Kubelet. Infinite reboot issue of controlplanes such as etcd and kube-apiserver when using the latest version of containerd Action Change to use CRI-O Nameserver limit (3) exceeded when installing latest version k8s…
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Jsonnet : Templating Large Kubernetes
💡 Jsonnet : Templating Large Kubernetes — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Jsonnet : Templating Large Kubernetes. Installation jsonnet (c build or go build) jsonnet bundler — package manager bash Copy brew install jsonnet jsonnet-bundler Set up bash Copy # initiate the package manager jb init # >>…
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Kubernetes kubectl Sheet: Pods & Cluster Ops
💡 Kubernetes kubectl Cheatsheet: Pod Operations & Debugging — Executive Summary Practical kubectl cheat sheet covering pod management, cluster troubleshooting, resource scaling, and production debugging commands for DevOps engineers. References Reference document 🔗 https://kubernetes.io/docs/reference/generated/kubectl/kubectl-commands source code Commands kubectl –help bash Copy kubectl controls the Kubernetes cluster manager. Find more information at: https://kubernetes.io/docs/reference/kubectl/ Basic Commands (Beginner):…