https://podostack.com/p/prometheus-finops-cardinality-costPodo Stacken2026-04-22T14:02:00+00:00Your Prometheus Bill Isn't Prometheus. It's Cardinality.https://podostack.com/p/karpenter-beyond-basics-nodepool-spot-topologyPodo Stacken2026-04-21T14:03:15+00:00Karpenter Beyond the Demo: The Patterns That Save Real Money