How to Set Up a Kubernetes Node on Ubuntu 24.04 Using containerd Runtime

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A step-by-step guide published on DEV Community outlines how to configure a single Kubernetes control-plane node on Ubuntu 24.04 using containerd, the same runtime engine that powers Docker. The setup uses kubeadm for node initialization and sources packages from the current pkgs.k8s.io repository, replacing the retired apt.kubernetes.io repo. A critical configuration step involves enabling the systemd cgroup driver in both containerd and kubelet, as Ubuntu 22.04 and later use cgroup v2 by default, which can cause node instability if mismatched. Flannel is applied as the CNI plugin for pod networking, and Docker-built OCI images run on containerd without any modification. Common first-node failures such as kubelet startup issues and pending pods are attributed to swap being enabled or cgroup driver mismatches.

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R&D Test Shows Lightweight OPT-125M Model Curbs Hallucinations With HUQAN Framework

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ProgrammingDEV Community ·

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ProgrammingDEV Community ·

Fylgja CSS v2.2 Launches CLI to Copy CSS Files Without Installing Dependencies

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ProgrammingDEV Community ·

TomeVault Releases 229,375-File AI Instruction Corpus Under Open License

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