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Hello again I found the error but it is in cinder api log:
2022-03-07 15:42:57.330 156916 INFO cinder.api.openstack.wsgi
[req-01eb2613-4aad-4809-ac91-037de3148fbb 5134ed3b93284af5ba2f05d7361edf53
0e760ccde5d24af5a571de40220fbf80 - default default]
http://10.138.144.16:8776/v3/0e760ccde5d24af5a571de40220fbf80/attachments/04ae01f6-e164-40cb-8d31-63f78e69c8db
returned with HTTP 404

and in nova compute log:
15:42:57.502 280431 ERROR oslo_messaging.rpc.server
[req-dfeac1f0-870b-4aef-af40-cda52f4552e0 5134ed3b93284af5ba2f05d7361edf53
0e760ccde5d24af5a571de40220fbf80 - default default] Exception during
message handling: VolumeAttachmentNotFound: Volume attachment
04ae01f6-e164-40cb-8d31-63f78e69c8db could not be found.

Il giorno lun 7 mar 2022 alle ore 17:44 Ignazio Cassano <
ignaziocassano at gmail.com> ha scritto:

> Hello, volume.log does not report errors:
> 2022-03-07 15:41:44.435 159559 INFO cinder.volume.manager
> [req-68444973-24eb-4b21-95b2-626c9b2e2aa0 5134ed3b93284af5ba2f05d7361edf53
> 0e760ccde5d24af5a571de40220fbf80 - default default] Created volume
> successfully.
> 2022-03-07 15:41:45.358 159099 INFO cinder.volume.manager
> [req-68444973-24eb-4b21-95b2-626c9b2e2aa0 5134ed3b93284af5ba2f05d7361edf53
> 0e760ccde5d24af5a571de40220fbf80 - default default] Migrate volume
> completed successfully.
> 2022-03-07 15:41:48.970 159559 INFO cinder.volume.manager
> [req-72ca9242-25e9-4bb0-9bd6-9857f42805ee 5134ed3b93284af5ba2f05d7361edf53
> 0e760ccde5d24af5a571de40220fbf80 - default default] attachment_update
> complete
>
> Il giorno lun 7 mar 2022 alle ore 17:25 Eugen Block <eblock at nde.ag> ha
> scritto:
>
>> Hi,
>>
>> since you're retyping a volume, what do the cinder logs reveal?
>>
>>
>> Zitat von Ignazio Cassano <ignaziocassano at gmail.com>:
>>
>> > Hello, sometimes the volume retype from a netapp nfs storage to another
>> > netapp nfs storage does not work.
>> > I do not know the reason but I think something is going wrong in nova:
>> >
>> > /var/log/nova/nova-compute.log:2022-02-02 14:23:39.992 194288 ERROR root
>> > [req-ebbf749f-359f-4282-94c5-0913cffe97a3
>> 66adb965bef64eaaab2af93ade87e2ca
>> > 68feefdf7c5847388534e9214dc13366 - default default] Original exception
>> > being dropped: ['Traceback (most recent call last):\n', '  File
>> > "/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 5655,
>> in
>> > _swap_volume\n    mountpoint, resize_to)\n', '  File
>> > "/usr/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line
>> 1647,
>> > in swap_volume\n    self._disconnect_volume(context,
>> new_connection_info,
>> > instance)\n', '  File
>> > "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 220, in
>> > __exit__\n    self.force_reraise()\n', '  File
>> > "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 196, in
>> > force_reraise\n    six.reraise(self.type_, self.value, self.tb)\n', '
>> File
>> > "/usr/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line
>> 1644,
>> > in swap_volume\n    self._swap_volume(guest, disk_dev, conf,
>> resize_to)\n',
>> > '  File "/usr/lib/python2.7/site-packages/nova/virt/libvirt/driver.py",
>> > line 1593, in _swap_volume\n    raise
>> > exception.VolumeRebaseFailed(reason=six.text_type(exc))\n',
>> > "VolumeRebaseFailed: Volume rebase failed: Requested operation is not
>> > valid: pivot of disk 'vda' requires an active copy job\n"]:
>> > VolumeAttachmentNotFound: Volume attachment
>> > 2cd820e0-85e8-498d-a62a-800260d0cf31 could not be found
>> >
>> >
>> > Must I try to change some parameters in nova.conf on compute nodes about
>> > volume attachment ?
>> >
>> > Thanks
>> > Ignazio
>>
>>
>>
>>
>>
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