libvirt/tests/qemuxmlconfdata/vhost-user-fs-fd-openfiles.xml

<domain type='kvm'>
  <name>guest</name>
  <uuid>126f2720-6f8e-45ab-a886-ec9277079a67</uuid>
  <memory unit='KiB'>14680064</memory>
  <currentMemory unit='KiB'>14680064</currentMemory>
  <memoryBacking>
    <source type='file'/>
    <access mode='shared'/>
  </memoryBacking>
  <vcpu placement='static'>2</vcpu>
  <os>
    <type arch='x86_64' machine='pc'>hvm</type>
    <boot dev='hd'/>
  </os>
  <cpu mode='custom' match='exact' check='none'>
    <model fallback='forbid'>qemu64</model>
    <numa>
      <cell id='0' cpus='0-1' memory='14680064' unit='KiB' memAccess='shared'/>
    </numa>
  </cpu>
  <clock offset='utc'/>
  <on_poweroff>destroy</on_poweroff>
  <on_reboot>restart</on_reboot>
  <on_crash>destroy</on_crash>
  <devices>
    <emulator>/usr/bin/qemu-system-x86_64</emulator>
    <controller type='usb' index='0' model='none'/>
    <controller type='pci' index='0' model='pci-root'/>
    <filesystem type='mount' accessmode='passthrough'>
      <driver type='virtiofs' queue='1027'/>
      <binary xattr='on'>
        <cache mode='always'/>
        <sandbox mode='chroot'/>
        <thread_pool size='16'/>
        <openfiles max='122333'/>
      </binary>
      <idmap>
        <uid start='0' target='100000' count='65535'/>
        <gid start='0' target='100000' count='65535'/>
      </idmap>
      <source dir='/path'/>
      <target dir='mount_tag'/>
      <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x0'/>
    </filesystem>
    <input type='mouse' bus='ps2'/>
    <input type='keyboard' bus='ps2'/>
    <audio id='1' type='none'/>
    <memballoon model='none'/>
  </devices>
</domain>