apiVersion: batch/v1beta1
kind: CronJob
metadata:
  name: hello
  namespace: default
spec:
  schedule: "0 0 * * *"
  jobTemplate:
    spec:
      template:
        spec:
          nodeSelector: # Force scale on Karpenter nodes
            node-type: applications
          tolerations: # Force scale on Karpenter nodes
            - key: "applications"
              operator: "Exists"
              effect: "NoSchedule"
          containers:
            - name: hello
              image: busybox:1.28
              imagePullPolicy: IfNotPresent
              command:
                - /bin/sh
                - -c
                - date; echo Hello from the Kubernetes cluster
          restartPolicy: OnFailure