Resource Management

Kubernetes Resource Management: LimitRange vs ResourceQuota Managing resources in Kubernetes is critical for ensuring fair usage, stability, and predictable performance in a multi-tenant cluster. Two powerful tools provided by Kubernetes for this purpose are LimitRange and ResourceQuota. This article explains what they are, their differences, and how to use them effectively. What is LimitRange? LimitRange is a Kubernetes policy object that sets default resource limits (CPU/memory) for containers in a namespace. ...

Kubernetes provides several autoscaling mechanisms, and one of them is the Vertical Pod Autoscaler (VPA). Unlike the Horizontal Pod Autoscaler (HPA) which scales the number of pods, VPA adjusts CPU and memory requests/limits for individual pods. This article breaks down when VPA makes sense, what advantages it brings, and the critical limitations you must understand before deploying it in production. 1. What Is Vertical Pod Autoscaler? VPA automatically adjusts resource requests and limits for containers based on historical usage. ...