[{"data":1,"prerenderedAt":16},["ShallowReactive",2],{"blog-tag-en-metrics-server":3},[4],{"path":5,"title":6,"description":7,"date":8,"tags":9},"\u002Fblog\u002Fen\u002Fk3s-hpa-not-scaling-metrics-unknown-vpa-death-spiral","Your HPA Config Is Correct. So Why Won't Pods Scale? The Real Cause of 'Unknown Metrics' in K3s and the HPA\u002FVPA Death Spiral","You set up an HPA in K3s and Pods still won't scale. The usual culprits are unset resource requests silently disabling metrics, and a self-reinforcing HPA\u002FVPA feedback loop. Here's how to diagnose and fix it.","2026-09-02",[10,11,12,13,14,15],"k3s","kubernetes","hpa","vpa","autoscaling","metrics-server",1792488962506]