groups:
  - id: attributes.process.cpu
    prefix: process.cpu
    type: attribute_group
    brief: "Attributes for process CPU metrics."
    attributes:
      - id: state
        brief: "The CPU state for this data point. A process SHOULD be characterized _either_ by data points with no `state` labels, _or only_ data points with `state` labels."
        type:
          allow_custom_values: true
          members:
            - id: system
              value: 'system'
            - id: user
              value: 'user'
            - id: wait
              value: 'wait'

  - id: metric.process.cpu.time
    type: metric
    metric_name: process.cpu.time
    brief: "Total CPU seconds broken down by different states."
    instrument: counter
    unit: "s"
    attributes:
      - ref: process.cpu.state

  - id: metric.process.cpu.utilization
    type: metric
    metric_name: process.cpu.utilization
    brief: "Difference in process.cpu.time since the last measurement, divided by the elapsed time and number of CPUs available to the process."
    instrument: gauge
    unit: "1"
    attributes:
      - ref: process.cpu.state

  - id: metric.process.memory.usage
    type: metric
    metric_name: process.memory.usage
    brief: "The amount of physical memory in use."
    instrument: updowncounter
    unit: "By"
    attributes: []

  - id: metric.process.memory.virtual
    type: metric
    metric_name: process.memory.virtual
    brief: "The amount of committed virtual memory."
    instrument: updowncounter
    unit: "By"
    attributes: []

  - id: metric.process.disk.io
    type: metric
    metric_name: process.disk.io
    prefix: process.disk
    brief: "Disk bytes transferred."
    instrument: counter
    unit: "By"
    attributes:
      - ref: disk.io.direction

  - id: metric.process.network.io
    type: metric
    metric_name: process.network.io
    brief: "Network bytes transferred."
    instrument: counter
    unit: "By"
    attributes:
      - ref: network.io.direction

  - id: metric.process.thread.count
    type: metric
    metric_name: process.thread.count
    brief: "Process threads count."
    instrument: updowncounter
    unit: "{thread}"
    attributes: []

  - id: metric.process.open_file_descriptor.count
    type: metric
    metric_name: process.open_file_descriptor.count
    brief: "Number of file descriptors in use by the process."
    instrument: updowncounter
    unit: "{count}"
    attributes: []

  - id: metric.process.context_switches
    type: metric
    metric_name: process.context_switches
    brief: "Number of times the process has been context switched."
    instrument: counter
    unit: "{count}"
    attributes:
      - id: process.context_switch_type
        brief: "Specifies whether the context switches for this data point were voluntary or involuntary."
        type:
          allow_custom_values: true
          members:
            - id: voluntary
              value: 'voluntary'
            - id: involuntary
              value: 'involuntary'

  - id: metric.process.paging.faults
    type: metric
    metric_name: process.paging.faults
    brief: "Number of page faults the process has made."
    instrument: counter
    unit: "{fault}"
    attributes:
      - id: process.paging.fault_type
        brief: "The type of page fault for this data point. Type `major` is for major/hard page faults, and `minor` is for minor/soft page faults."
        type:
          allow_custom_values: true
          members:
            - id: major
              value: 'major'
            - id: minor
              value: 'minor'