Kubernetes

This guide bootstraps a three-node Kubernetes v1.36 lab with kubeadm: one control-plane node and two workers. It assumes containerd is healthy, unique hostnames are configured, and every node can reach the others…

A kubeadm cluster needs exactly one CNI implementation before CoreDNS and normal Pods become ready. This guide installs the stable Cilium 1.19.6 Helm chart and validates node, Pod, Service, DNS, and policy…

Worker lifecycle is more than kubeadm join. A safe procedure validates versions, protects workload availability with drain, handles DaemonSets and local data explicitly, deletes the Node object, and resets the host.

Kubernetes is a reconciliation system: you declare a desired state through the API, and controllers continuously work to make the cluster match it. This guide maps every major component to the request…