Skip to content

Karpenter is a Kubernetes Node Autoscaler built for flexibility, performance, and simplicity.

License

Notifications You must be signed in to change notification settings

kubernetes-sigs/karpenter

Build Status GitHub stars GitHub forks GitHub License Go Report Card Coverage Status contributions welcome

Karpenter

Karpenter improves the efficiency and cost of running workloads on Kubernetes clusters by:

  • Watching for pods that the Kubernetes scheduler has marked as unschedulable
  • Evaluating scheduling constraints (resource requests, nodeselectors, affinities, tolerations, and topology spread constraints) requested by the pods
  • Provisioning nodes that meet the requirements of the pods
  • Removing the nodes when the nodes are no longer needed

Karpenter Implementations

Karpenter is a multi-cloud project with implementations by the following cloud providers: