KubeRay Operator Installation#

Step 1: Create a Kubernetes cluster#

This step creates a local Kubernetes cluster using Kind. If you already have a Kubernetes cluster, you can skip this step.

kind create cluster --image=kindest/node:v1.26.0

Step 2: Install KubeRay operator#

Method 1: Helm (Recommended)#

helm repo add kuberay https://ray-project.github.io/kuberay-helm/
helm repo update
# Install both CRDs and KubeRay operator v1.3.0.
helm install kuberay-operator kuberay/kuberay-operator --version 1.3.0

Method 2: Kustomize#

# Install CRD and KubeRay operator.
kubectl create -k "github.com/ray-project/kuberay/ray-operator/config/default?ref=v1.3.0"

Step 3: Validate Installation#

Confirm that the operator is running in the namespace default.

kubectl get pods

NAME                                READY   STATUS    RESTARTS   AGE
kuberay-operator-6bc45dd644-gwtqv   1/1     Running   0          24s