devopstalesSwap on K8s nodes? Containers hang instead of OOM-killing—etcd suffers, control plane cascades. 2 fixes: resource limits + etcd HAProxy LB. Protect your cluster! 👇
https://devopstales.github.io/kubernetes/k8s-swap-etcd-stability/
Kubernetes Swap and etcd Stability: Preventing Control Plane Hangs
When enabling swap on Kubernetes nodes, you might encounter a critical issue where misbehaving containers don’t get killed automatically. When this affects etcd, the API server generating excessive load and consuming all available resources. This post explains the problem and provides two solutions.