<controller>

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Specifies a device controller for a virtual server.

Text content

None.

Selected attributes

type=scsi | virtio-serial

Specifies the type of controller.

index

This decimal integer specifies the controller index, which is referenced by the attached host device.

To reference a controller, use the controller attribute of the address element as child of the hostdev element.

scsi type-specific attributes:

model=virtio-scsi: Optional; specifies the model of the controller.

Usage

Configuring a SCSI tape or medium changer device

Parent elements

Child elements

<address> as child element of <controller>, <disk>, <filesystem>, and <memballoon>
<driver> as child element of <controller>

Example

<devices>
   <controller type="scsi" model="virtio-scsi" index="0"/>
   <hostdev mode="subsystem" type="scsi">
      <source>
        <adapter name="scsi_host0"/>
        <address bus="0" target="0" unit="0"/>
      </source>
      <address type="drive" controller="0" bus="0" target="0" unit="0"/>
    </hostdev>
 </devices>