Re: [Users] Cannot find suitable CPU model for given data

9 Dec 2012

      On Sun, Dec 9, 2012 at 5:37 PM, Roy Golan <rgolan@redhat.com> wrote:
...
On 12/09/2012 05:17 PM, Cristian Falcas wrote:
Hi,
I get this error with the nightly builds when I start a VM:
please paste the output of the following command to see if Opteron_G3 is
really supported:
  vdsClient 0 -s getVdsCaps
libvirtError: internal error Cannot find suitable CPU model for given data
Log data:
Thread-654::DEBUG::2012-12-09 17:14:18,120::libvirtvm::1485::vm.Vm::(_run)
vmId=`a4a8f349-7fdf-42f4-873e-e70f692c6ca2`::<?xml version="1.0"
encoding="utf-8"?>
<domain type="kvm">
        <name>q</name>
        <uuid>a4a8f349-7fdf-42f4-873e-e70f692c6ca2</uuid>
        <memory>524288</memory>
        <currentMemory>524288</currentMemory>
        <vcpu>2</vcpu>
        <devices>
                <channel type="unix">
                        <target name="com.redhat.rhevm.vdsm"
type="virtio"/>
                        <source mode="bind"
path="/var/lib/libvirt/qemu/channels/q.com.redhat.rhevm.vdsm"/>
                </channel>
                <channel type="unix">
                        <target name="org.qemu.guest_agent.0"
type="virtio"/>
                        <source mode="bind"
path="/var/lib/libvirt/qemu/channels/q.org.qemu.guest_agent.0"/>
                </channel>
                <input bus="ps2" type="mouse"/>
                <channel type="spicevmc">
                        <target name="com.redhat.spice.0" type="virtio"/>
                </channel>
                <graphics autoport="yes" keymap="en-us" listen="0"
passwd="*****" passwdValidTo="1970-01-01T00:00:01" port="-1" tlsPort="-1"
type="spice">
                        <channel mode="secure" name="main"/>
                        <channel mode="secure" name="inputs"/>
                        <channel mode="secure" name="cursor"/>
                        <channel mode="secure" name="playback"/>
                        <channel mode="secure" name="record"/>
                        <channel mode="secure" name="display"/>
                        <channel mode="secure" name="usbredir"/>
                        <channel mode="secure" name="smartcard"/>
                </graphics>
                <console type="pty">
                        <target port="0" type="virtio"/>
                </console>
                <sound model="ac97"/>
                <video>
                        <model heads="1" type="qxl" vram="65536"/>
                </video>
                <interface type="bridge">
                        <mac address="00:1a:4a:6f:6f:f4"/>
                        <model type="virtio"/>
                        <source bridge="ovirtmgmt"/>
                        <filterref filter="vdsm-no-mac-spoofing"/>
                </interface>
                <memballoon model="virtio"/>
                <disk device="cdrom" snapshot="no" type="file">
                        <source
file="/rhev/data-center/21ddcd50-aba8-461a-9ecf-c5762af89355/4f6a2b90-9c70-45e5-8b17-5274ee97ce73/images/11111111-1111-1111-1111-111111111111/CentOS-6.3-x86_64-bin-DVD1.iso"
startupPolicy="optional"/>
                        <target bus="ide" dev="hdc"/>
                        <readonly/>
                        <serial></serial>
                        <boot order="1"/>
                </disk>
                <disk device="disk" snapshot="no" type="file">
                        <source
file="/rhev/data-center/21ddcd50-aba8-461a-9ecf-c5762af89355/81361e6d-2b58-4781-80c2-d908a0fe91cd/images/ffa8728f-6f0c-4b59-99ac-5bef0bd7634e/80a8701a-bf07-4d8a-8d02-8f98e6bb46a1"/>
                        <target bus="virtio" dev="vda"/>
<serial>ffa8728f-6f0c-4b59-99ac-5bef0bd7634e</serial>
                        <driver cache="none" error_policy="stop"
io="threads" name="qemu" type="raw"/>
                </disk>
        </devices>
        <os>
                <type arch="x86_64" machine="pc-0.14">hvm</type>
                <smbios mode="sysinfo"/>
        </os>
        <sysinfo type="smbios">
                <system>
                        <entry name="manufacturer">oVirt</entry>
                        <entry name="product">oVirt Node</entry>
                        <entry name="version">17-1</entry>
                        <entry
name="serial">30303146-4430-3946-3139-3938FFFFFFFF</entry>
                        <entry
name="uuid">a4a8f349-7fdf-42f4-873e-e70f692c6ca2</entry>
                </system>
        </sysinfo>
        <clock adjustment="-43200" offset="variable">
                <timer name="rtc" tickpolicy="catchup"/>
        </clock>
        <features>
                <acpi/>
        </features>
        <cpu match="exact">
                <model>Opteron_G3</model>
                <topology cores="1" sockets="2" threads="1"/>
        </cpu>
</domain>
Thread-654::DEBUG::2012-12-09
17:14:18,152::vm::672::vm.Vm::(_startUnderlyingVm)
vmId=`a4a8f349-7fdf-42f4-873e-e70f692c6ca2`::_ongoingCreations released
Thread-654::ERROR::2012-12-09
17:14:18,152::vm::696::vm.Vm::(_startUnderlyingVm)
vmId=`a4a8f349-7fdf-42f4-873e-e70f692c6ca2`::The vm start process failed
Traceback (most recent call last):
  File "/usr/share/vdsm/vm.py", line 658, in _startUnderlyingVm
    self._run()
  File "/usr/share/vdsm/libvirtvm.py", line 1511, in _run
    self._connection.createXML(domxml, flags),
  File "/usr/lib64/python2.7/site-packages/vdsm/libvirtconnection.py",
line 111, in wrapper
    ret = f(*args, **kwargs)
  File "/usr/lib64/python2.7/site-packages/libvirt.py", line 2633, in
createXML
    if ret is None:raise libvirtError('virDomainCreateXML() failed',
conn=self)
libvirtError: internal error Cannot find suitable CPU model for given data
Thread-654::DEBUG::2012-12-09
17:14:18,156::vm::1045::vm.Vm::(setDownStatus)
vmId=`a4a8f349-7fdf-42f4-873e-e70f692c6ca2`::Changed state to Down:
internal error Cannot find suitable CPU model for given data
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I don't think I have aes on my CPU:
grep aes /proc/cpuinfo

Bu I have nx enabled and I didn't found any way to disable it from bios.

The thing is, it worked until recently. I will downgrade libvirt to see if
it will fix this.