K3s Downgrade Version

Downgrading Kubernetes is like asking a speeding train to reverse back into the station without derailing. Everyone says “don’t do it.” But at 3:15 AM, with a dead cluster and a rising pagerduty storm, Alex had no choice.

After downgrade, kubectl returns no matches for kind "HorizontalPodAutoscaler" in version "autoscaling/v2" . Manually edit HPA manifests to use autoscaling/v1 (if supported) or restore from snapshot and avoid downgrading so far. k3s downgrade version

No. k3s-killall.sh stops all containers and removes network interfaces, but does not change the binary version. You still need to run the installer with the target version. Downgrading Kubernetes is like asking a speeding train

systemctl stop k3s

curl -sfL https://get.k3s.io | INSTALL_K3S_VERSION=v1.27.3+k3s1 sh - Alex had no choice. After downgrade