Kubernetes Metrics Server: Difference between revisions
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The Kubernetes metrics server, also referred to as "metrics-server" is a lightweight, short-term, in-memory server to collect and expose [[Metrics_in_Kubernetes#Resource_Metrics|resource metrics]]. metrics-server is used as part of the Kubernetes [[Metrics_in_Kubernetes#Resource_Metrics_Pipeline|resource metrics pipeline]]. | The Kubernetes metrics server, also referred to as "metrics-server" is a lightweight, short-term, in-memory server to collect and expose [[Metrics_in_Kubernetes#Resource_Metrics|resource metrics]]. metrics-server is used as part of the Kubernetes [[Metrics_in_Kubernetes#Resource_Metrics_Pipeline|resource metrics pipeline]]. | ||
metrics-server discovers all nodes on the cluster and queries each node's [[kubelet]] for [[Metrics_in_Kubernetes#Resource_Metrics|resource metrics]] (CPU and memory). There's embedded logic in the [[kubelet]], known as cAdvisor, that | |||
=TODO= | =TODO= | ||
* Install the metric server for EKS: https://docs.aws.amazon.com/eks/latest/userguide/horizontal-pod-autoscaler.html | * Install the metric server for EKS: https://docs.aws.amazon.com/eks/latest/userguide/horizontal-pod-autoscaler.html | ||
Revision as of 23:23, 5 October 2020
External
Internal
Overview
The Kubernetes metrics server, also referred to as "metrics-server" is a lightweight, short-term, in-memory server to collect and expose resource metrics. metrics-server is used as part of the Kubernetes resource metrics pipeline.
metrics-server discovers all nodes on the cluster and queries each node's kubelet for resource metrics (CPU and memory). There's embedded logic in the kubelet, known as cAdvisor, that
TODO
- Install the metric server for EKS: https://docs.aws.amazon.com/eks/latest/userguide/horizontal-pod-autoscaler.html