Questions tagged [karpenter]

20 questions
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Can Karpenter target only specific node groups in a cluster?

I have been setting up karpenter in my test eks cluster. And what I have noticed is that Karpenter works on a cluster-level --- it monitors every node and pod in the cluster and scales them up and down. However, I am wondering if it is possible to…
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Error Attaching IAM Role to an Instance Profile

I am trying to attach an IAM role to an instance profile for aws karpenter to be able to provision nodes on my behalf. I have already created the role, role-karpenter, from the console. Below is the terraform script: data "aws_iam_role"…
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add karpenter to eksctl config file, but no upgrade

I have created the EKS cluster. Then follow the document (https://eksctl.io/usage/eksctl-karpenter/) to add karpenter support, metadata: name: eks-dev region: ap-southeast-2 version: "1.22" + tags: + karpenter.sh/discovery:…
Bill
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EKS Vertical Scaling With Karpenter

I'm evaluating Karpenter (https://karpenter.sh/) and I wanted to know if there's a way to vertically scale down a large node with few pods. The only scaling actions seem to be triggered by either unschedulable pods or empty nodes. Scenario: I…
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bootstrap.sh: Karpenter with custom lanuch templates

The Karpenter default OS, Amazon Linux 2 (AL2), accepts shell scripts (bash commands). Karpenter supports using custom launch templates In the default configuration, Karpenter uses an EKS optimized version of AL2 (Amazon Linux 2) …
Gary
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