Metrics Server

Metrics server is a cluster-wide aggregator of resource usage data.

Version: (default)
Website: https://kubernetes.io/docs/tasks/debug/debug-cluster/resource-metrics-pipeline/#metrics-server
Maintainer: @Rancher_Labs
Category: Architecture

Metrics Server - provide metrics for Kubernetes HPAv2 (Pod auto-scaling)

Check that data is being received from nodes:

kubectl get --raw "/apis/metrics.k8s.io/v1beta1/nodes"

Check node usage:

kubectl top node

Check node usage:

kubectl top pod --all-namespaces

See the Kubernetes documentation for a worked-example of how to use HPAv2.