Karpenter

License: Apache 2.0

Karpenter is an open-source node provisioning project built for Kubernetes. Karpenter improves the efficiency and cost of running workloads on Kubernetes clusters.

EKS-A

EKS Anywhere does not use karpenter, karpenter only support AWS.

EKS

In EKS karpenter uses the AWS EC2 to provision nodes. This is only used for the user/tenant node pools. Cluster autoscaler is used for core node pool and legacy node pool. Karpenter node pools are created from the landlord project.

Links

• Code: https://github.com/aws/karpenter/tree/main

• Releases: https://github.com/aws/karpenter/releases

• Documentation:

  • General Documentation: https://karpenter.sh/docs/

• Helm:

  • Releases: https://github.com/aws/karpenter/tree/main/charts/karpenter

• Implementation:

  • EKS: AWS configurations

  https://code.vt.edu/it-common-platform/infrastructure/eks-cluster/-/blob/main/cluster-bootstrap/environments/aws/utils/karpenter/karpenter.tf

  • EKS: karpenter Node pools

  https://code.vt.edu/it-common-platform/platform-support/helm-charts/landlord/-/blob/master/templates/nodetemplate.yaml