cat << EOF > cronjob.yaml
apiVersion: batch/v1beta1
kind: CronJob
metadata:
  name: hello
spec:
  schedule: "*/1 * * * *"            # Job 실행 주기
  successfulJobsHistoryLimit: 10     # 성공 Job 최대 기록
  jobTemplate:                       # 실행될 Job 설정 내용(spec)
    spec:
      template:
        spec:
          containers:
          - name: hello
            image: busybox
            imagePullPolicy: IfNotPresent
            command:
            - /bin/sh
            - -c
            - date; echo Hello from the DKOS Member!
          restartPolicy: OnFailure
EOF