Metrics Server and Resource Metrics

Metrics Server collects resource usage data from the kubelet and exposes it through the Kubernetes API.

What It Enables:

• CPU and memory metrics via kubectl top
• Autoscaling based on resource usage

Install Example:

kubectl apply -f https://github.com/kubernetes-sigs/metrics-server/releases/latest/download/components.yaml

Usage:

kubectl top pods
kubectl top nodes