The upgrade script ran smoothly. curl -sfL https://get.k3s.io | sh -s - --channel=latest . The single-node development cluster in the ‘sandbox’ environment restarted in 47 seconds. Alex smiled, typed kubectl get nodes , and saw Ready .
From that day on, Alex’s team pinned every K3s version in their Terraform scripts. The word “latest” was banned from CI/CD pipelines. And the staging cluster never saw an untested version again. k3s downgrade version
Alex had two options: try to rebuild the third node and pray the quorum recovered, or . The upgrade script ran smoothly
K3s refused to start. The downgrade had failed. typed kubectl get nodes