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Sorry, I sent the solution in a wrong thread.
I solved inserting
default_filter=Driver_Filters in cinder.conf.
Probably it solved because I have both netapp and ceph backends.
Ignazio

Il Sab 9 Ott 2021, 10:07 Ignazio Cassano <ignaziocassano at gmail.com> ha
scritto:

> Yes, I removed cinder containers.
> I deployed cinder again.
> After the above procedure, netapp volume changed the error: cannot find
> valid backend.
> So after the reinstallarion I was not able to create netapp volume at all.
> I inserted the parameter I mentioned in my previous email, and now I am
> able to create both empty and from image netapp volumes.
> Ignazio
>
>
>
> Il Ven 8 Ott 2021, 23:00 Laurent Dumont <laurentfdumont at gmail.com> ha
> scritto:
>
>> Pingback from other thread
>>
>> Does it work with a Netapp/Ontap NFS volume now?
>>
>> On Fri, Oct 8, 2021 at 10:18 AM Ignazio Cassano <ignaziocassano at gmail.com>
>> wrote:
>>
>>> I will try next week and write test results.
>>> Thanks
>>>
>>>
>>> Il giorno ven 8 ott 2021 alle ore 15:07 Laurent Dumont <
>>> laurentfdumont at gmail.com> ha scritto:
>>>
>>>> You can try a few options to see if it helps. It might be a question of
>>>> NFSv3 or V4 or the Netapp driver changes themselves.
>>>>
>>>>
>>>> https://forum.opennebula.io/t/nfs-v3-datastore-and-failed-to-lock-byte-100/7482
>>>>
>>>> On Fri, Oct 8, 2021 at 8:51 AM Ignazio Cassano <
>>>> ignaziocassano at gmail.com> wrote:
>>>>
>>>>> Hello Laurent,
>>>>> I am using nfs_mount_options = nfsvers=3,lookupcache=pos
>>>>> I always use the above options.
>>>>> I have this issue only with the last cinder images of wallaby
>>>>> Thanks
>>>>> Ignazio
>>>>>
>>>>> Il giorno ven 8 ott 2021 alle ore 14:46 Laurent Dumont <
>>>>> laurentfdumont at gmail.com> ha scritto:
>>>>>
>>>>>> What options are you using for the NFS client on the controllers
>>>>>> side? There are some recommended settings that Netapp can provide.
>>>>>>
>>>>>> On Fri, Oct 8, 2021 at 7:20 AM Ignazio Cassano <
>>>>>> ignaziocassano at gmail.com> wrote:
>>>>>>
>>>>>>> Hello,
>>>>>>> I've just updated my kolla wallaby with latest images. When I create
>>>>>>> volume from image on ceph it works.
>>>>>>> When I create volume from image on nfs netapp ontap, it does not
>>>>>>> work.
>>>>>>> The following is reported in cinder-volume.log:
>>>>>>> 2021-10-08 13:11:20.590 26 ERROR oslo_messaging.rpc.server   File
>>>>>>> "/var/lib/kolla/venv/lib/python3.8/site-packages/cinder/volume/flows/manager/create_volume.py",
>>>>>>> line 950, in _create_from_image_cache_or_download
>>>>>>> 2021-10-08 13:11:20.590 26 ERROR oslo_messaging.rpc.server
>>>>>>> model_update = self._create_from_image_download(
>>>>>>> 2021-10-08 13:11:20.590 26 ERROR oslo_messaging.rpc.server   File
>>>>>>> "/var/lib/kolla/venv/lib/python3.8/site-packages/cinder/volume/flows/manager/create_volume.py",
>>>>>>> line 766, in _create_from_image_download
>>>>>>> 2021-10-08 13:11:20.590 26 ERROR oslo_messaging.rpc.server
>>>>>>> volume_utils.copy_image_to_volume(self.driver, context, volume,
>>>>>>> 2021-10-08 13:11:20.590 26 ERROR oslo_messaging.rpc.server   File
>>>>>>> "/var/lib/kolla/venv/lib/python3.8/site-packages/cinder/volume/volume_utils.py",
>>>>>>> line 1158, in copy_image_to_volume
>>>>>>> 2021-10-08 13:11:20.590 26 ERROR oslo_messaging.rpc.server     raise
>>>>>>> exception.ImageCopyFailure(reason=ex.stderr)
>>>>>>> 2021-10-08 13:11:20.590 26 ERROR oslo_messaging.rpc.server
>>>>>>> cinder.exception.ImageCopyFailure: Failed to copy image to volume:
>>>>>>> qemu-img:
>>>>>>> /var/lib/cinder/mnt/55fcb53b884ca983ed3d6fa8aac57810/volume-68fd6214-c24a-4104-ae98-e9d0b60aa136:
>>>>>>> error while converting raw: Failed to lock byte 101
>>>>>>>
>>>>>>> Any help please ?
>>>>>>> Ignazio
>>>>>>>
>>>>>>
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