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

Shinobu Kinjo shinobu.kj at gmail.com
Mon Feb 29 10:43:10 UTC 2016


On Mon, Feb 29, 2016 at 5:49 PM, Merlin Blom <merlin.blom at nionex.net> wrote:
>
>
> 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

This would be much help!
I will have a look at logs and let me update you.

BTW regarding to that message, it seems to be related to libvirt.
Did you find out what actually caused this issue?

Or @anyone??

Cheers,

>
>
>
>>
>> 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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