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Re: [libvirt-users] How to explain this libvirt oddity w.r.t machine types?



On Mon, Oct 15, 2018 at 09:05:16AM +0200, Andrea Bolognani wrote:

[...]

> Interesting. What is the output of 'virsh capabilities'?

In attachment.

> More interesting still is the fact that the guest XML you shared
> looks like an *active* XML, ie. one taken from a running guest...
> Does that mean the guest can start even though it's using the 2.11
> machine type?

No, of course it doesn't; the guest is running because I `virsh-edit`ed
it to use 2.10 machine type :-)

-- 
/kashyap
<capabilities>

  <host>
    <uuid>fb201300-c06b-1300-20fb-6bc0001320fb</uuid>
    <cpu>
      <arch>x86_64</arch>
      <model>Haswell-noTSX</model>
      <vendor>Intel</vendor>
      <microcode version='6'/>
      <topology sockets='1' cores='4' threads='1'/>
      <feature name='vme'/>
      <feature name='ds'/>
      <feature name='acpi'/>
      <feature name='ss'/>
      <feature name='ht'/>
      <feature name='tm'/>
      <feature name='pbe'/>
      <feature name='dtes64'/>
      <feature name='monitor'/>
      <feature name='ds_cpl'/>
      <feature name='vmx'/>
      <feature name='smx'/>
      <feature name='est'/>
      <feature name='tm2'/>
      <feature name='xtpr'/>
      <feature name='pdcm'/>
      <feature name='osxsave'/>
      <feature name='f16c'/>
      <feature name='rdrand'/>
      <feature name='arat'/>
      <feature name='tsc_adjust'/>
      <feature name='xsaveopt'/>
      <feature name='pdpe1gb'/>
      <feature name='abm'/>
      <feature name='invtsc'/>
      <pages unit='KiB' size='4'/>
      <pages unit='KiB' size='2048'/>
      <pages unit='KiB' size='1048576'/>
    </cpu>
    <power_management>
      <suspend_mem/>
      <suspend_disk/>
      <suspend_hybrid/>
    </power_management>
    <migration_features>
      <live/>
      <uri_transports>
        <uri_transport>tcp</uri_transport>
        <uri_transport>rdma</uri_transport>
      </uri_transports>
    </migration_features>
    <topology>
      <cells num='1'>
        <cell id='0'>
          <memory unit='KiB'>16178928</memory>
          <pages unit='KiB' size='4'>4044732</pages>
          <pages unit='KiB' size='2048'>0</pages>
          <pages unit='KiB' size='1048576'>0</pages>
          <distances>
            <sibling id='0' value='10'/>
          </distances>
          <cpus num='4'>
            <cpu id='0' socket_id='0' core_id='0' siblings='0'/>
            <cpu id='1' socket_id='0' core_id='1' siblings='1'/>
            <cpu id='2' socket_id='0' core_id='2' siblings='2'/>
            <cpu id='3' socket_id='0' core_id='3' siblings='3'/>
          </cpus>
        </cell>
      </cells>
    </topology>
    <cache>
      <bank id='0' level='3' type='both' size='6' unit='MiB' cpus='0-3'/>
    </cache>
    <secmodel>
      <model>selinux</model>
      <doi>0</doi>
      <baselabel type='kvm'>system_u:system_r:svirt_t:s0</baselabel>
      <baselabel type='qemu'>system_u:system_r:svirt_tcg_t:s0</baselabel>
    </secmodel>
    <secmodel>
      <model>dac</model>
      <doi>0</doi>
      <baselabel type='kvm'>+107:+107</baselabel>
      <baselabel type='qemu'>+107:+107</baselabel>
    </secmodel>
  </host>

  <guest>
    <os_type>hvm</os_type>
    <arch name='alpha'>
      <wordsize>64</wordsize>
      <emulator>/usr/bin/qemu-system-alpha</emulator>
      <machine maxCpus='4'>clipper</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <deviceboot/>
      <disksnapshot default='on' toggle='no'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='armv7l'>
      <wordsize>32</wordsize>
      <emulator>/usr/bin/qemu-system-arm</emulator>
      <machine maxCpus='1'>integratorcp</machine>
      <machine maxCpus='2'>nuri</machine>
      <machine maxCpus='1'>mps2-an511</machine>
      <machine maxCpus='1'>verdex</machine>
      <machine maxCpus='1'>ast2500-evb</machine>
      <machine maxCpus='2'>smdkc210</machine>
      <machine maxCpus='1'>collie</machine>
      <machine maxCpus='1'>imx25-pdk</machine>
      <machine maxCpus='1'>spitz</machine>
      <machine maxCpus='4'>realview-pbx-a9</machine>
      <machine maxCpus='1'>realview-eb</machine>
      <machine maxCpus='1'>versatilepb</machine>
      <machine maxCpus='1'>realview-pb-a8</machine>
      <machine maxCpus='255'>virt-2.9</machine>
      <machine maxCpus='1'>musicpal</machine>
      <machine maxCpus='1'>z2</machine>
      <machine maxCpus='1'>akita</machine>
      <machine maxCpus='255'>virt-2.7</machine>
      <machine maxCpus='1'>kzm</machine>
      <machine maxCpus='255'>virt-2.8</machine>
      <machine maxCpus='4'>realview-eb-mpcore</machine>
      <machine maxCpus='1'>sx1</machine>
      <machine maxCpus='1'>sx1-v1</machine>
      <machine maxCpus='255'>virt-2.6</machine>
      <machine maxCpus='1'>cubieboard</machine>
      <machine maxCpus='4'>highbank</machine>
      <machine maxCpus='4'>raspi2</machine>
      <machine maxCpus='1'>netduino2</machine>
      <machine maxCpus='1'>terrier</machine>
      <machine maxCpus='1'>n810</machine>
      <machine maxCpus='1'>mainstone</machine>
      <machine maxCpus='1'>palmetto-bmc</machine>
      <machine maxCpus='4'>sabrelite</machine>
      <machine maxCpus='4'>midway</machine>
      <machine maxCpus='1'>romulus-bmc</machine>
      <machine maxCpus='1'>cheetah</machine>
      <machine maxCpus='1'>tosa</machine>
      <machine maxCpus='1'>borzoi</machine>
      <machine maxCpus='1'>versatileab</machine>
      <machine maxCpus='1'>lm3s6965evb</machine>
      <machine maxCpus='1'>n800</machine>
      <machine maxCpus='255'>virt-2.10</machine>
      <machine canonical='virt-2.10' maxCpus='255'>virt</machine>
      <machine maxCpus='1'>connex</machine>
      <machine maxCpus='1'>xilinx-zynq-a9</machine>
      <machine maxCpus='1'>mps2-an385</machine>
      <machine maxCpus='4'>vexpress-a9</machine>
      <machine maxCpus='4'>vexpress-a15</machine>
      <machine maxCpus='1'>canon-a1100</machine>
      <machine maxCpus='1'>lm3s811evb</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <deviceboot/>
      <disksnapshot default='on' toggle='no'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='aarch64'>
      <wordsize>64</wordsize>
      <emulator>/usr/bin/qemu-system-aarch64</emulator>
      <machine maxCpus='1'>integratorcp</machine>
      <machine maxCpus='2'>nuri</machine>
      <machine maxCpus='1'>mps2-an511</machine>
      <machine maxCpus='1'>verdex</machine>
      <machine maxCpus='1'>ast2500-evb</machine>
      <machine maxCpus='2'>smdkc210</machine>
      <machine maxCpus='1'>collie</machine>
      <machine maxCpus='1'>imx25-pdk</machine>
      <machine maxCpus='1'>spitz</machine>
      <machine maxCpus='4'>realview-pbx-a9</machine>
      <machine maxCpus='1'>realview-eb</machine>
      <machine maxCpus='1'>versatilepb</machine>
      <machine maxCpus='1'>realview-pb-a8</machine>
      <machine maxCpus='255'>virt-2.9</machine>
      <machine maxCpus='1'>musicpal</machine>
      <machine maxCpus='1'>z2</machine>
      <machine maxCpus='1'>akita</machine>
      <machine maxCpus='255'>virt-2.7</machine>
      <machine maxCpus='1'>kzm</machine>
      <machine maxCpus='255'>virt-2.8</machine>
      <machine maxCpus='4'>realview-eb-mpcore</machine>
      <machine maxCpus='1'>sx1</machine>
      <machine maxCpus='1'>sx1-v1</machine>
      <machine maxCpus='255'>virt-2.6</machine>
      <machine maxCpus='1'>cubieboard</machine>
      <machine maxCpus='4'>highbank</machine>
      <machine maxCpus='4'>raspi2</machine>
      <machine maxCpus='1'>netduino2</machine>
      <machine maxCpus='1'>terrier</machine>
      <machine maxCpus='1'>n810</machine>
      <machine maxCpus='1'>mainstone</machine>
      <machine maxCpus='1'>palmetto-bmc</machine>
      <machine maxCpus='4'>sabrelite</machine>
      <machine maxCpus='4'>midway</machine>
      <machine maxCpus='1'>romulus-bmc</machine>
      <machine maxCpus='1'>cheetah</machine>
      <machine maxCpus='1'>tosa</machine>
      <machine maxCpus='1'>borzoi</machine>
      <machine maxCpus='1'>versatileab</machine>
      <machine maxCpus='1'>lm3s6965evb</machine>
      <machine maxCpus='1'>n800</machine>
      <machine maxCpus='255'>virt-2.10</machine>
      <machine canonical='virt-2.10' maxCpus='255'>virt</machine>
      <machine maxCpus='1'>connex</machine>
      <machine maxCpus='1'>xilinx-zynq-a9</machine>
      <machine maxCpus='1'>xlnx-ep108</machine>
      <machine maxCpus='1'>mps2-an385</machine>
      <machine maxCpus='4'>vexpress-a9</machine>
      <machine maxCpus='4'>vexpress-a15</machine>
      <machine maxCpus='1'>xlnx-zcu102</machine>
      <machine maxCpus='1'>canon-a1100</machine>
      <machine maxCpus='1'>lm3s811evb</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <deviceboot/>
      <disksnapshot default='on' toggle='no'/>
      <acpi default='on' toggle='yes'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='cris'>
      <wordsize>32</wordsize>
      <emulator>/usr/bin/qemu-system-cris</emulator>
      <machine maxCpus='1'>axis-dev88</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <disksnapshot default='on' toggle='no'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='i686'>
      <wordsize>32</wordsize>
      <emulator>/usr/bin/qemu-system-i386</emulator>
      <machine maxCpus='255'>pc-i440fx-2.10</machine>
      <machine canonical='pc-i440fx-2.10' maxCpus='255'>pc</machine>
      <machine maxCpus='255'>pc-0.12</machine>
      <machine maxCpus='255'>pc-i440fx-2.4</machine>
      <machine maxCpus='255'>pc-1.3</machine>
      <machine maxCpus='255'>pc-q35-2.7</machine>
      <machine maxCpus='255'>pc-q35-2.6</machine>
      <machine maxCpus='1'>xenpv</machine>
      <machine maxCpus='255'>pc-i440fx-1.7</machine>
      <machine maxCpus='255'>pc-i440fx-2.8</machine>
      <machine maxCpus='255'>pc-i440fx-1.6</machine>
      <machine maxCpus='255'>pc-i440fx-2.7</machine>
      <machine maxCpus='255'>pc-0.11</machine>
      <machine maxCpus='255'>pc-i440fx-2.3</machine>
      <machine maxCpus='255'>pc-0.10</machine>
      <machine maxCpus='255'>pc-1.2</machine>
      <machine maxCpus='255'>pc-i440fx-2.2</machine>
      <machine maxCpus='1'>isapc</machine>
      <machine maxCpus='255'>pc-q35-2.5</machine>
      <machine maxCpus='128'>xenfv</machine>
      <machine maxCpus='255'>pc-0.15</machine>
      <machine maxCpus='255'>pc-0.14</machine>
      <machine maxCpus='255'>pc-i440fx-1.5</machine>
      <machine maxCpus='255'>pc-i440fx-2.6</machine>
      <machine maxCpus='255'>pc-i440fx-1.4</machine>
      <machine maxCpus='255'>pc-i440fx-2.5</machine>
      <machine maxCpus='288'>pc-q35-2.9</machine>
      <machine maxCpus='255'>pc-1.1</machine>
      <machine maxCpus='255'>pc-i440fx-2.1</machine>
      <machine maxCpus='288'>pc-q35-2.8</machine>
      <machine maxCpus='255'>pc-1.0</machine>
      <machine maxCpus='255'>pc-i440fx-2.0</machine>
      <machine maxCpus='255'>pc-q35-2.4</machine>
      <machine maxCpus='255'>pc-i440fx-2.9</machine>
      <machine maxCpus='255'>pc-0.13</machine>
      <machine maxCpus='288'>pc-q35-2.10</machine>
      <machine canonical='pc-q35-2.10' maxCpus='288'>q35</machine>
      <domain type='qemu'/>
      <domain type='kvm'>
        <emulator>/usr/bin/qemu-kvm</emulator>
        <machine maxCpus='255'>pc-i440fx-2.10</machine>
        <machine canonical='pc-i440fx-2.10' maxCpus='255'>pc</machine>
        <machine maxCpus='255'>pc-0.12</machine>
        <machine maxCpus='255'>pc-i440fx-2.4</machine>
        <machine maxCpus='255'>pc-1.3</machine>
        <machine maxCpus='255'>pc-q35-2.7</machine>
        <machine maxCpus='255'>pc-q35-2.6</machine>
        <machine maxCpus='1'>xenpv</machine>
        <machine maxCpus='255'>pc-i440fx-1.7</machine>
        <machine maxCpus='255'>pc-i440fx-2.8</machine>
        <machine maxCpus='255'>pc-i440fx-1.6</machine>
        <machine maxCpus='255'>pc-i440fx-2.7</machine>
        <machine maxCpus='255'>pc-0.11</machine>
        <machine maxCpus='255'>pc-i440fx-2.3</machine>
        <machine maxCpus='255'>pc-0.10</machine>
        <machine maxCpus='255'>pc-1.2</machine>
        <machine maxCpus='255'>pc-i440fx-2.2</machine>
        <machine maxCpus='1'>isapc</machine>
        <machine maxCpus='255'>pc-q35-2.5</machine>
        <machine maxCpus='128'>xenfv</machine>
        <machine maxCpus='255'>pc-0.15</machine>
        <machine maxCpus='255'>pc-0.14</machine>
        <machine maxCpus='255'>pc-i440fx-1.5</machine>
        <machine maxCpus='255'>pc-i440fx-2.6</machine>
        <machine maxCpus='255'>pc-i440fx-1.4</machine>
        <machine maxCpus='255'>pc-i440fx-2.5</machine>
        <machine maxCpus='288'>pc-q35-2.9</machine>
        <machine maxCpus='255'>pc-1.1</machine>
        <machine maxCpus='255'>pc-i440fx-2.1</machine>
        <machine maxCpus='288'>pc-q35-2.8</machine>
        <machine maxCpus='255'>pc-1.0</machine>
        <machine maxCpus='255'>pc-i440fx-2.0</machine>
        <machine maxCpus='255'>pc-q35-2.4</machine>
        <machine maxCpus='255'>pc-i440fx-2.9</machine>
        <machine maxCpus='255'>pc-0.13</machine>
        <machine maxCpus='288'>pc-q35-2.10</machine>
        <machine canonical='pc-q35-2.10' maxCpus='288'>q35</machine>
      </domain>
    </arch>
    <features>
      <cpuselection/>
      <deviceboot/>
      <disksnapshot default='on' toggle='no'/>
      <acpi default='on' toggle='yes'/>
      <apic default='on' toggle='no'/>
      <pae/>
      <nonpae/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='lm32'>
      <wordsize>32</wordsize>
      <emulator>/usr/bin/qemu-system-lm32</emulator>
      <machine maxCpus='1'>lm32-evr</machine>
      <machine maxCpus='1'>milkymist</machine>
      <machine maxCpus='1'>lm32-uclinux</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <disksnapshot default='on' toggle='no'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='m68k'>
      <wordsize>32</wordsize>
      <emulator>/usr/bin/qemu-system-m68k</emulator>
      <machine maxCpus='1'>mcf5208evb</machine>
      <machine maxCpus='1'>an5206</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <disksnapshot default='on' toggle='no'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='microblaze'>
      <wordsize>32</wordsize>
      <emulator>/usr/bin/qemu-system-microblaze</emulator>
      <machine maxCpus='1'>petalogix-s3adsp1800</machine>
      <machine maxCpus='1'>petalogix-ml605</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <disksnapshot default='on' toggle='no'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='microblazeel'>
      <wordsize>32</wordsize>
      <emulator>/usr/bin/qemu-system-microblazeel</emulator>
      <machine maxCpus='1'>petalogix-s3adsp1800</machine>
      <machine maxCpus='1'>petalogix-ml605</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <disksnapshot default='on' toggle='no'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='mips'>
      <wordsize>32</wordsize>
      <emulator>/usr/bin/qemu-system-mips</emulator>
      <machine maxCpus='16'>malta</machine>
      <machine maxCpus='1'>mips</machine>
      <machine maxCpus='1'>mipssim</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <deviceboot/>
      <disksnapshot default='on' toggle='no'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='mipsel'>
      <wordsize>32</wordsize>
      <emulator>/usr/bin/qemu-system-mipsel</emulator>
      <machine maxCpus='16'>malta</machine>
      <machine maxCpus='1'>mips</machine>
      <machine maxCpus='1'>mipssim</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <deviceboot/>
      <disksnapshot default='on' toggle='no'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='mips64'>
      <wordsize>64</wordsize>
      <emulator>/usr/bin/qemu-system-mips64</emulator>
      <machine maxCpus='16'>malta</machine>
      <machine maxCpus='1'>mips</machine>
      <machine maxCpus='1'>magnum</machine>
      <machine maxCpus='1'>mipssim</machine>
      <machine maxCpus='1'>pica61</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <deviceboot/>
      <disksnapshot default='on' toggle='no'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='mips64el'>
      <wordsize>64</wordsize>
      <emulator>/usr/bin/qemu-system-mips64el</emulator>
      <machine maxCpus='16'>malta</machine>
      <machine maxCpus='16'>boston</machine>
      <machine maxCpus='1'>mips</machine>
      <machine maxCpus='1'>magnum</machine>
      <machine maxCpus='1'>mipssim</machine>
      <machine maxCpus='1'>pica61</machine>
      <machine maxCpus='1'>fulong2e</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <deviceboot/>
      <disksnapshot default='on' toggle='no'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='ppc'>
      <wordsize>32</wordsize>
      <emulator>/usr/bin/qemu-system-ppc</emulator>
      <machine maxCpus='1'>g3beige</machine>
      <machine maxCpus='1'>ref405ep</machine>
      <machine maxCpus='1'>virtex-ml507</machine>
      <machine maxCpus='32'>ppce500</machine>
      <machine maxCpus='15'>mpc8544ds</machine>
      <machine maxCpus='1'>bamboo</machine>
      <machine maxCpus='1'>prep</machine>
      <machine maxCpus='1'>mac99</machine>
      <machine maxCpus='1'>taihu</machine>
      <machine maxCpus='1'>40p</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <deviceboot/>
      <disksnapshot default='on' toggle='no'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='ppc64'>
      <wordsize>64</wordsize>
      <emulator>/usr/bin/qemu-system-ppc64</emulator>
      <machine maxCpus='1024'>pseries-2.10</machine>
      <machine canonical='pseries-2.10' maxCpus='1024'>pseries</machine>
      <machine maxCpus='1'>ref405ep</machine>
      <machine maxCpus='1'>virtex-ml507</machine>
      <machine maxCpus='2048'>powernv</machine>
      <machine maxCpus='32'>ppce500</machine>
      <machine maxCpus='15'>mpc8544ds</machine>
      <machine maxCpus='1'>bamboo</machine>
      <machine maxCpus='1'>g3beige</machine>
      <machine maxCpus='1'>prep</machine>
      <machine maxCpus='1024'>pseries-2.9</machine>
      <machine maxCpus='1'>mac99</machine>
      <machine maxCpus='1024'>pseries-2.6</machine>
      <machine maxCpus='1024'>pseries-2.7</machine>
      <machine maxCpus='1024'>pseries-2.8</machine>
      <machine maxCpus='1024'>pseries-2.4</machine>
      <machine maxCpus='1024'>pseries-2.5</machine>
      <machine maxCpus='1024'>pseries-2.2</machine>
      <machine maxCpus='1'>taihu</machine>
      <machine maxCpus='1024'>pseries-2.3</machine>
      <machine maxCpus='1024'>pseries-2.1</machine>
      <machine maxCpus='1'>40p</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <deviceboot/>
      <disksnapshot default='on' toggle='no'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='ppc64le'>
      <wordsize>64</wordsize>
      <emulator>/usr/bin/qemu-system-ppc64</emulator>
      <machine maxCpus='1024'>pseries-2.10</machine>
      <machine canonical='pseries-2.10' maxCpus='1024'>pseries</machine>
      <machine maxCpus='1'>ref405ep</machine>
      <machine maxCpus='1'>virtex-ml507</machine>
      <machine maxCpus='2048'>powernv</machine>
      <machine maxCpus='32'>ppce500</machine>
      <machine maxCpus='15'>mpc8544ds</machine>
      <machine maxCpus='1'>bamboo</machine>
      <machine maxCpus='1'>g3beige</machine>
      <machine maxCpus='1'>prep</machine>
      <machine maxCpus='1024'>pseries-2.9</machine>
      <machine maxCpus='1'>mac99</machine>
      <machine maxCpus='1024'>pseries-2.6</machine>
      <machine maxCpus='1024'>pseries-2.7</machine>
      <machine maxCpus='1024'>pseries-2.8</machine>
      <machine maxCpus='1024'>pseries-2.4</machine>
      <machine maxCpus='1024'>pseries-2.5</machine>
      <machine maxCpus='1024'>pseries-2.2</machine>
      <machine maxCpus='1'>taihu</machine>
      <machine maxCpus='1024'>pseries-2.3</machine>
      <machine maxCpus='1024'>pseries-2.1</machine>
      <machine maxCpus='1'>40p</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <deviceboot/>
      <disksnapshot default='on' toggle='no'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='ppcemb'>
      <wordsize>32</wordsize>
      <emulator>/usr/bin/qemu-system-ppcemb</emulator>
      <machine maxCpus='1'>ref405ep</machine>
      <machine maxCpus='1'>virtex-ml507</machine>
      <machine maxCpus='1'>bamboo</machine>
      <machine maxCpus='1'>taihu</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <deviceboot/>
      <disksnapshot default='on' toggle='no'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='s390x'>
      <wordsize>64</wordsize>
      <emulator>/usr/bin/qemu-system-s390x</emulator>
      <machine maxCpus='248'>s390-ccw-virtio-2.10</machine>
      <machine canonical='s390-ccw-virtio-2.10' maxCpus='248'>s390-ccw-virtio</machine>
      <machine maxCpus='248'>s390-ccw-virtio-2.7</machine>
      <machine maxCpus='248'>s390-ccw-virtio-2.6</machine>
      <machine maxCpus='248'>s390-ccw-virtio-2.5</machine>
      <machine maxCpus='248'>s390-ccw-virtio-2.4</machine>
      <machine maxCpus='248'>s390-ccw-virtio-2.9</machine>
      <machine maxCpus='248'>s390-ccw-virtio-2.8</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <deviceboot/>
      <disksnapshot default='on' toggle='no'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='sh4'>
      <wordsize>32</wordsize>
      <emulator>/usr/bin/qemu-system-sh4</emulator>
      <machine maxCpus='1'>shix</machine>
      <machine maxCpus='1'>r2d</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <deviceboot/>
      <disksnapshot default='on' toggle='no'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='sh4eb'>
      <wordsize>64</wordsize>
      <emulator>/usr/bin/qemu-system-sh4eb</emulator>
      <machine maxCpus='1'>shix</machine>
      <machine maxCpus='1'>r2d</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <deviceboot/>
      <disksnapshot default='on' toggle='no'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='sparc'>
      <wordsize>32</wordsize>
      <emulator>/usr/bin/qemu-system-sparc</emulator>
      <machine maxCpus='1'>SS-5</machine>
      <machine maxCpus='4'>SS-10</machine>
      <machine maxCpus='1'>LX</machine>
      <machine maxCpus='4'>SS-20</machine>
      <machine maxCpus='1'>SPARCClassic</machine>
      <machine maxCpus='4'>SS-600MP</machine>
      <machine maxCpus='1'>Voyager</machine>
      <machine maxCpus='1'>SPARCbook</machine>
      <machine maxCpus='1'>SS-4</machine>
      <machine maxCpus='1'>leon3_generic</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <disksnapshot default='on' toggle='no'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='sparc64'>
      <wordsize>64</wordsize>
      <emulator>/usr/bin/qemu-system-sparc64</emulator>
      <machine maxCpus='1'>sun4u</machine>
      <machine maxCpus='1'>sun4v</machine>
      <machine maxCpus='1'>niagara</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <deviceboot/>
      <disksnapshot default='on' toggle='no'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='unicore32'>
      <wordsize>32</wordsize>
      <emulator>/usr/bin/qemu-system-unicore32</emulator>
      <machine maxCpus='1'>puv3</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <disksnapshot default='on' toggle='no'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='x86_64'>
      <wordsize>64</wordsize>
      <emulator>/usr/bin/qemu-system-x86_64</emulator>
      <machine maxCpus='255'>pc-i440fx-2.10</machine>
      <machine canonical='pc-i440fx-2.10' maxCpus='255'>pc</machine>
      <machine maxCpus='255'>pc-0.12</machine>
      <machine maxCpus='255'>pc-i440fx-2.4</machine>
      <machine maxCpus='255'>pc-1.3</machine>
      <machine maxCpus='255'>pc-q35-2.7</machine>
      <machine maxCpus='255'>pc-q35-2.6</machine>
      <machine maxCpus='1'>xenpv</machine>
      <machine maxCpus='255'>pc-i440fx-1.7</machine>
      <machine maxCpus='255'>pc-i440fx-2.8</machine>
      <machine maxCpus='255'>pc-i440fx-1.6</machine>
      <machine maxCpus='255'>pc-i440fx-2.7</machine>
      <machine maxCpus='255'>pc-0.11</machine>
      <machine maxCpus='255'>pc-i440fx-2.3</machine>
      <machine maxCpus='255'>pc-0.10</machine>
      <machine maxCpus='255'>pc-1.2</machine>
      <machine maxCpus='255'>pc-i440fx-2.2</machine>
      <machine maxCpus='1'>isapc</machine>
      <machine maxCpus='255'>pc-q35-2.5</machine>
      <machine maxCpus='128'>xenfv</machine>
      <machine maxCpus='255'>pc-0.15</machine>
      <machine maxCpus='255'>pc-0.14</machine>
      <machine maxCpus='255'>pc-i440fx-1.5</machine>
      <machine maxCpus='255'>pc-i440fx-2.6</machine>
      <machine maxCpus='255'>pc-i440fx-1.4</machine>
      <machine maxCpus='255'>pc-i440fx-2.5</machine>
      <machine maxCpus='288'>pc-q35-2.9</machine>
      <machine maxCpus='255'>pc-1.1</machine>
      <machine maxCpus='255'>pc-i440fx-2.1</machine>
      <machine maxCpus='288'>pc-q35-2.8</machine>
      <machine maxCpus='255'>pc-1.0</machine>
      <machine maxCpus='255'>pc-i440fx-2.0</machine>
      <machine maxCpus='255'>pc-q35-2.4</machine>
      <machine maxCpus='255'>pc-i440fx-2.9</machine>
      <machine maxCpus='255'>pc-0.13</machine>
      <machine maxCpus='288'>pc-q35-2.10</machine>
      <machine canonical='pc-q35-2.10' maxCpus='288'>q35</machine>
      <domain type='qemu'/>
      <domain type='kvm'>
        <emulator>/usr/bin/qemu-kvm</emulator>
        <machine maxCpus='255'>pc-i440fx-2.10</machine>
        <machine canonical='pc-i440fx-2.10' maxCpus='255'>pc</machine>
        <machine maxCpus='255'>pc-0.12</machine>
        <machine maxCpus='255'>pc-i440fx-2.4</machine>
        <machine maxCpus='255'>pc-1.3</machine>
        <machine maxCpus='255'>pc-q35-2.7</machine>
        <machine maxCpus='255'>pc-q35-2.6</machine>
        <machine maxCpus='1'>xenpv</machine>
        <machine maxCpus='255'>pc-i440fx-1.7</machine>
        <machine maxCpus='255'>pc-i440fx-2.8</machine>
        <machine maxCpus='255'>pc-i440fx-1.6</machine>
        <machine maxCpus='255'>pc-i440fx-2.7</machine>
        <machine maxCpus='255'>pc-0.11</machine>
        <machine maxCpus='255'>pc-i440fx-2.3</machine>
        <machine maxCpus='255'>pc-0.10</machine>
        <machine maxCpus='255'>pc-1.2</machine>
        <machine maxCpus='255'>pc-i440fx-2.2</machine>
        <machine maxCpus='1'>isapc</machine>
        <machine maxCpus='255'>pc-q35-2.5</machine>
        <machine maxCpus='128'>xenfv</machine>
        <machine maxCpus='255'>pc-0.15</machine>
        <machine maxCpus='255'>pc-0.14</machine>
        <machine maxCpus='255'>pc-i440fx-1.5</machine>
        <machine maxCpus='255'>pc-i440fx-2.6</machine>
        <machine maxCpus='255'>pc-i440fx-1.4</machine>
        <machine maxCpus='255'>pc-i440fx-2.5</machine>
        <machine maxCpus='288'>pc-q35-2.9</machine>
        <machine maxCpus='255'>pc-1.1</machine>
        <machine maxCpus='255'>pc-i440fx-2.1</machine>
        <machine maxCpus='288'>pc-q35-2.8</machine>
        <machine maxCpus='255'>pc-1.0</machine>
        <machine maxCpus='255'>pc-i440fx-2.0</machine>
        <machine maxCpus='255'>pc-q35-2.4</machine>
        <machine maxCpus='255'>pc-i440fx-2.9</machine>
        <machine maxCpus='255'>pc-0.13</machine>
        <machine maxCpus='288'>pc-q35-2.10</machine>
        <machine canonical='pc-q35-2.10' maxCpus='288'>q35</machine>
      </domain>
    </arch>
    <features>
      <cpuselection/>
      <deviceboot/>
      <disksnapshot default='on' toggle='no'/>
      <acpi default='on' toggle='yes'/>
      <apic default='on' toggle='no'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='xtensa'>
      <wordsize>32</wordsize>
      <emulator>/usr/bin/qemu-system-xtensa</emulator>
      <machine maxCpus='4'>sim</machine>
      <machine maxCpus='4'>kc705</machine>
      <machine maxCpus='4'>lx200</machine>
      <machine maxCpus='4'>lx60</machine>
      <machine maxCpus='4'>ml605</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <disksnapshot default='on' toggle='no'/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='xtensaeb'>
      <wordsize>32</wordsize>
      <emulator>/usr/bin/qemu-system-xtensaeb</emulator>
      <machine maxCpus='4'>sim</machine>
      <machine maxCpus='4'>kc705</machine>
      <machine maxCpus='4'>lx200</machine>
      <machine maxCpus='4'>lx60</machine>
      <machine maxCpus='4'>ml605</machine>
      <domain type='qemu'/>
    </arch>
    <features>
      <cpuselection/>
      <disksnapshot default='on' toggle='no'/>
    </features>
  </guest>

</capabilities>

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