23.6. Memory Backing

Memory backing allows the hypervisor to properly manage large pages within the guest virtual machine.

<domain>
  ...
  <memoryBacking>
    <hugepages>
			<page size="1" unit="G" nodeset="0-3,5"/>
			<page size="2" unit="M" nodeset="4"/>
		</hugepages>
		<nosharepages/>
		<locked/>
  </memoryBacking>
  ...
</domain>

Figure 23.8. Memory backing

For detailed information on memoryBacking elements, see the libvirt upstream documentation.