#podDNSSearchNamespaces:
    #- global
    #- "{{ valueOrDefault .DeploymentMeta.Namespace \"default\" }}.global"

    # Kubernetes >=v1.11.0 will create two PriorityClass, including system-cluster-critical and
    # system-node-critical, it is better to configure this in order to make sure your Istio pods
    # will not be killed because of low priority class.

    #podDNSSearchNamespaces:
    #- global
    #- "{{ valueOrDefault .DeploymentMeta.Namespace \"default\" }}.global"

    # Kubernetes >=v1.11.0 will create two PriorityClass, including system-cluster-critical and
    # system-node-critical, it is better to configure this in order to make sure your Istio pods
    # will not be killed because of low priority class.

        - effect: NoSchedule
          operator: Exists
        # Mark the pod as a critical add-on for rescheduling.
        - key: CriticalAddonsOnly
          operator: Exists
        - effect: NoExecute
          operator: Exists
      priorityClassName: system-node-critical
      serviceAccountName: istio-cni
      # Minimize downtime during a rolling upgrade or deletion; tell Kubernetes to do a "force

        - mountPath: /tmp
          name: tmp
        {{- with .Values.volumeMounts }}
          {{- toYaml . | nindent 8 }}
        {{- end }}
      priorityClassName: system-node-critical
      terminationGracePeriodSeconds: {{ .Values.terminationGracePeriodSeconds }}
      volumes:
      - name: istio-token
        projected:
          sources:
          - serviceAccountToken: