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Published: Jun 23, 2017 License: Apache-2.0



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Heapster enables Container Cluster Monitoring and Performance Analysis.

Heapster currently supports Kubernetes and CoreOS natively. Heapster is compatible with kubernetes versions starting from v1.0.6 only

It can be extended to support other cluster management solutions easily.

Heapster collects and interprets various signals like compute resource usage, lifecycle events, etc, and exports cluster metrics via REST endpoints. Note: Some of the endpoints are only valid in Kubernetes clusters

Heapster supports multiple sources of data. More information here.

Heapster supports the pluggable storage backends described here. We welcome patches that add additional storage backends. Documentation on storage sinks here. The current version of Storage Schema is documented here.

Running Heapster on Kubernetes

To run Heapster on a Kubernetes cluster with,

Running Heapster on OpenShift

Using Heapster to monitor an OpenShift cluster requires some additional changes to the Kubernetes instructions to allow communication between the Heapster instance and OpenShift's secured endpoints. To run standalone Heapster or a combination of Heapster and Hawkular-Metrics in OpenShift, follow this guide.

Troubleshooting guide here


Contributions, questions, and comments are all welcomed and encouraged! minkube developers hang out on Slack in the #sig-instrumentation channel (get an invitation here). We also have the kubernetes-dev Google Groups mailing list. If you are posting to the list please prefix your subject with "heapster: ".

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