It’s Not DNS (It’s MTU): Debugging Kubernetes Ingress
Network Tier 1 Authority Cascades to ➔ [Compute] [Storage] 🚨 Failure Signature Detected Pods are Running and port-forward works, but the public URL returns 502/504. Small requests (like health checks) succeed, but large JSON payloads hang and time out. You see random timeout bursts or asymmetric routing failures during peak load. Ingress logs show upstream…