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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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