kyverno/samples/best_practices/add_safe-to-evict_annotation.yaml

apiVersion: "kyverno.io/v1alpha1"
kind: "ClusterPolicy"
metadata: 
  name: "annotate-emptydir"
  annotations:
    policies.kyverno.io/category: AutoScaling
    policies.kyverno.io/description: 
spec: 
  rules: 
  - name: "add-safe-to-evict-annotation"
    match: 
      resources: 
        kinds: 
        - "Pod"
    mutate: 
      overlay:
        metadata:
          annotations:
            +(cluster-autoscaler.kubernetes.io/safe-to-evict): "true"
        spec:          
          volumes: 
          - (emptyDir): {}