Node Reservations

System Architect Go

Mar 25, 2023 · Cloud Native

Hidden Costs of Running Multiple Kubernetes Nodes: Resource Reservations and Cloud Provider Differences

This article explains how Kubernetes nodes reserve CPU and memory for the operating system, system daemons, and eviction thresholds, showing concrete examples across AWS EKS, Azure AKS, and Google GKE, and provides tools to inspect and calculate these hidden resource costs.