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Cluster Autoscaler Configuration

Cluster Autoscaler is a component that automatically adjusts the size of a Kubernetes Cluster so that all pods have a place to run and there are no unneeded nodes.

Configuration options for Cluster Autoscaler

1 - v9.21.0

Configuring Cluster Autoscaler in EKS Anywhere package spec

Parameter Description Default
General
cloudProvider Cluster Autoscaler cloud provider. This should always be clusterapi.
Example:
cloudProvider: “clusterapi”
 “clusterapi”
autoDiscovery.clusterName Name of the kubernetes cluster this autoscaler package should autoscale.
Example:
autoDiscovery.clusterName: “mgmt-cluster”
 false
clusterAPIMode Where Cluster Autoscaler should look for a kubeconfig to communicate with the cluster it will manage. See https://github.com/kubernetes/autoscaler/blob/master/cluster-autoscaler/cloudprovider/clusterapi/README.md#connecting-cluster-autoscaler-to-cluster-api-management-and-workload-clusters
Example:
clusterAPIMode: “incluster-kubeconfig”
 “incluster-incluster”
clusterAPICloudConfigPath Path to kubeconfig for connecting to Cluster API Management Cluster, only used if clusterAPIMode=kubeconfig-kubeconfig or incluster-kubeconfig
Example:
clusterAPICloudConfigPath: “/etc/kubernetes/value”
 “/etc/kubernetes/mgmt-kubeconfig”
extraVolumeSecrets Additional volumes to mount from Secrets.
Example:
extraVolumeSecrets: {}
 {}