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Hello Laurent, today I am out of office. Tomorrow I will send the spec
value of an instance with server groups and the spec value of an instance
without server groups.

Ignazio


Il Mer 6 Apr 2022, 23:25 Laurent Dumont <laurentfdumont at gmail.com> ha
scritto:

> Nice!
>
> Can you detail the fields you changed? I had a look in the DB for the
> request_specs and it's a big old JSON blurb.
>
> What fields did you change?
>
> On Wed, Apr 6, 2022, 12:15 PM Ignazio Cassano <ignaziocassano at gmail.com>
> wrote:
>
>> We solved our issue: the spec field in request_specs table was wrong. Non
>> live migration works fine
>> Ignazio
>>
>>
>> Il Mer 6 Apr 2022, 09:05 Ignazio Cassano <ignaziocassano at gmail.com> ha
>> scritto:
>>
>>> We've 2 cases, those VMs are in the same group, one fails when migration
>>> is launched, the other working well, you can see output of nova live
>>> migration and spec on DB
>>>
>>> not working:
>>> https://paste.openstack.org/show/b4QfkVHkUpIC97E3aWAx/
>>> working:
>>> https://paste.openstack.org/show/busPt39bkfUzQthk1Tcf/
>>>
>>> Ignazio
>>>
>>> Il Mer 6 Apr 2022, 06:53 Laurent Dumont <laurentfdumont at gmail.com> ha
>>> scritto:
>>>
>>>> I cannot easily reproduce, but what does Nova complain about with the
>>>> live migration? Any chance you can run it with DEBUG?
>>>>
>>>> On Wed, Apr 6, 2022 at 12:34 AM Ignazio Cassano <
>>>> ignaziocassano at gmail.com> wrote:
>>>>
>>>>> Thanks Laurent. Sometimes the trick works and instances can migrate.
>>>>> We do not understand what is wrong when instances fail to migrate.
>>>>> We are usung soft-anti-affinity policy.
>>>>> The spec field we inserted in both cases seeems the same.
>>>>> Ignazio.
>>>>>
>>>>> Il Mer 6 Apr 2022, 01:03 Laurent Dumont <laurentfdumont at gmail.com> ha
>>>>> scritto:
>>>>>
>>>>>> I'm trying to find where else this was discussed, but afaik, this was
>>>>>> never supported.
>>>>>>
>>>>>> I am not sure if someone was able to "hack" it's way to a working
>>>>>> setup. It's a bit of a shame because it makes server-groups really not
>>>>>> flexible :(
>>>>>>
>>>>>> On Tue, Apr 5, 2022 at 3:04 PM Ignazio Cassano <
>>>>>> ignaziocassano at gmail.com> wrote:
>>>>>>
>>>>>>> Hello, we noted that instances can be inserted in server groups only
>>>>>>> at instance creation step but we need to insert in a server group some old
>>>>>>> instances.
>>>>>>>
>>>>>>> We tried to modify database nova_api server group tables but we
>>>>>>> noted that we must modify spec in  request_specs table . For us is not
>>>>>>> clear how to modify the spec value.
>>>>>>> We tried to investigate looking at instances inserted in a server
>>>>>>> group at creation step and we got issues in instance live migration.
>>>>>>> Please, anyone could provide any utility to do it or any template ?
>>>>>>> Thanks
>>>>>>> Ignazio
>>>>>>>
>>>>>>>
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