[{"data":1,"prerenderedAt":16},["ShallowReactive",2],{"blog-tag-en-hpa":3},[4],{"path":5,"title":6,"description":7,"date":8,"tags":9},"\u002Fblog\u002Fen\u002Fkubernetes-cpu-throttling-connection-pool-exhaustion","The Trap of 'CPU Usage Is Low, So We're Fine': The Hidden Ceiling of Throttling and Connection Pool Exhaustion Kubernetes Won't Show You","When adding more Pods to Kubernetes doesn't fix latency, the real cause may not be CPU at all, but invisible throttling or database connection pool exhaustion. Here's how to diagnose and fix the hidden ceiling.","2026-07-28",[10,11,12,13,14,15],"kubernetes","k3s","performance-tuning","cpu-throttling","connection-pooling","hpa",1786701467835]