- name: osd_tree
  type: group
  description: >
    ceph osd tree info
  release: beta
  fields:
    - name: id
      type: long
      description: >
        osd or bucket node id
    - name: name
      type: text
      description: >
        osd or bucket node name
    - name: type
      type: keyword
      description: >
        osd or bucket node type, illegal type include osd, host, root etc.
    - name: type_id
      type: long
      description: >
        osd or bucket node typeID
    - name: children
      type: text
      description: >
        bucket children list, separated by comma.
    - name: crush_weight
      type: float
      description: >
        osd node crush weight
    - name: depth
      type: long
      description: >
        node depth
    - name: exists
      type: boolean
      description: >
        is node still exist or not(1-yes, 0-no)
    - name: primary_affinity
      type: float
      description: >
        the weight of reading data from primary osd
    - name: reweight
      type: long
      description: >
        the reweight of osd
    - name: status
      type: keyword
      description: >
        status of osd, it should be up or down
    - name: device_class
      type: keyword
      description: >
        the device class of osd, like hdd, ssd etc.
    - name: father
      type: keyword
      description: >
        the parent node of this osd or bucket node