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16.7.2.4. NVIDIA vGPU 기능 쿼리

시스템에서 중재된 장치(예: 지정된 유형의 중재 장치 수)에 대한 추가 정보를 얻으려면 virsh nodedev-list --cap mdev_types 및 virsh nodedev-dumpxml 명령을 사용합니다. 예를 들어, 다음 표는octets P4 카드에 사용 가능한 vGPU 유형을 표시합니다. 

$ virsh nodedev-list --cap mdev_types
pci_0000_01_00_0
$ virsh nodedev-dumpxml pci_0000_01_00_0
<...>
  <capability type='mdev_types'>
    <type id='nvidia-70'>
      <name>GRID P4-8A</name>
      <deviceAPI>vfio-pci</deviceAPI>
      <availableInstances>1</availableInstances>
    </type>
    <type id='nvidia-69'>
      <name>GRID P4-4A</name>
      <deviceAPI>vfio-pci</deviceAPI>
      <availableInstances>2</availableInstances>
    </type>
    <type id='nvidia-67'>
      <name>GRID P4-1A</name>
      <deviceAPI>vfio-pci</deviceAPI>
      <availableInstances>8</availableInstances>
    </type>
    <type id='nvidia-65'>
      <name>GRID P4-4Q</name>
      <deviceAPI>vfio-pci</deviceAPI>
      <availableInstances>2</availableInstances>
    </type>
    <type id='nvidia-63'>
      <name>GRID P4-1Q</name>
      <deviceAPI>vfio-pci</deviceAPI>
      <availableInstances>8</availableInstances>
    </type>
    <type id='nvidia-71'>
      <name>GRID P4-1B</name>
      <deviceAPI>vfio-pci</deviceAPI>
      <availableInstances>8</availableInstances>
    </type>
    <type id='nvidia-68'>
      <name>GRID P4-2A</name>
      <deviceAPI>vfio-pci</deviceAPI>
      <availableInstances>4</availableInstances>
    </type>
    <type id='nvidia-66'>
      <name>GRID P4-8Q</name>
      <deviceAPI>vfio-pci</deviceAPI>
      <availableInstances>1</availableInstances>
    </type>
    <type id='nvidia-64'>
      <name>GRID P4-2Q</name>
      <deviceAPI>vfio-pci</deviceAPI>
      <availableInstances>4</availableInstances>
    </type>
  </capability>
</...>