daemonset

• pod命名

  dsname-随机字符

• 默认toleration

  controller默认为pod设置toleration

  tolerations:
  - effect: NoExecute
      key: node.kubernetes.io/not-ready
      operator: Exists
  - effect: NoExecute
      key: node.kubernetes.io/unreachable
      operator: Exists
  - effect: NoSchedule
      key: node.kubernetes.io/disk-pressure
      operator: Exists
  - effect: NoSchedule
      key: node.kubernetes.io/memory-pressure
      operator: Exists
  - effect: NoSchedule
      key: node.kubernetes.io/pid-pressure
      operator: Exists
  - effect: NoSchedule
      key: node.kubernetes.io/unschedulable
      operator: Exists
  

• node affinity

  controller为每个pod设置相应的node affinity
  隐含使用默认scheduler调度

  affinity:
      nodeAffinity:
      requiredDuringSchedulingIgnoredDuringExecution:
          nodeSelectorTerms:
          - matchFields:
            - key: metadata.name
                operator: In
                values:
                - master03
  

• pod label

  controller为pod添加额外label

  labels:
      controller-revision-hash: 57df69cf47
      pod-template-generation: "1"
  

updateStrategy <Object>

• type <string>
  • RollingUpdate (默认)

    滚动更新

  • OnDelete

    需要手动删除pod,controller才会创建更新的pod

• rollingUpdate <Object>
  • maxUnavailable <integer>

    update时可接受的不可用pod数量 默认为1,不可为0,可使用百分比