[Openstack] [Nova] Do nova evacuate / migrate, but it's failed.

Merlin Blom merlin.blom at nionex.net
Mon Feb 29 08:49:40 UTC 2016



Am 29.02.2016 um 09:12 schrieb Shinobu Kinjo:
> Thanks for your reply.
>
> On Mon, Feb 29, 2016 at 4:58 PM, Merlin Blom <merlin.blom at nionex.net> wrote:
>>> Hello,
>>>
>>> When I do "nova evacuate  ${instance} ${host}", evacuate process ends
>>> up with being failed.
>>
>> Did you find any error messages in /var/log/nova/
>>
>> I had the problem too. In my case the CPUs of the Hosts are not compatible.
> Which CPU did you use?

We used some old HP G5 and G7 for testing porpose.
> I've not checked /var/log/nova regarding to hardware.
> What did the log message say to you when you hit same issue?
I think the nova-scheduler error was: CPU of Hosts not compatible


>
> BTW I'm using intel x520 hba, xeon cpu which some with dell server. I
> believe ram should not cause this issue.
> Storage is a bit tricky, which is vnx -;
>
> Cheers,
>
>>> There is an information of that instance in nova.instances and
>>> "deleted_at" flag is set.
>>>
>>> "nova list" show nothing about that instance.
>>>
>>> But there is a still directory in /var/lib/nova/instances/${instance}
>>>
>>> And virsh list --all show me-;
>>>
>>> virsh list --all
>>>    Id    Name                           State
>>> ----------------------------------------------------
>>>    -     ${instance}              shut off
>>>
>>> Is there any bug related to above behaviour in Juno?
>>> If there is any pointer, that would be much appreciated.
>>>
>>> Cheers,
>>>
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>>
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>
>





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