The author introduces Kubernetes' fine-grained Horizontal Pod Autoscaling (HPA) using container resource metrics, a feature that graduated to stable in Kubernetes v1.30. This enhancement allows HPA to target individual container metrics within a pod, enabling more precise scaling decisions based on the resource utilization of specific containers rather than the entire pod's average usage.

https://engineering.doit.com/kubernetes-fine-grained-horizontal-pod-autoscaling-with-container-resource-metrics-9d96c9e105ca

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