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I ask becasuse I have no see docs which talked about.
I will lab and update you.
Many thanks for quick response. Have a nice weekend.



On Sun, Apr 2, 2023, 12:43 PM Dmitriy Rabotyagov <noonedeadpunk at gmail.com>
wrote:

> I don't see any reason why this won't be possible. Though, I would likely
> used different sets of cinder-volume services for that, as while Ceph does
> support active-active setup, I'm not sure your NAS driver does - it's worth
> checking your specific driver with this matrix:
> https://docs.openstack.org/cinder/latest/reference/support-matrix.html
>
> Regarding changing volume types, I assume you mean basically volume
> retypes. It actually depends on the format of images that are stored on the
> backend, as cinder does not execute type conversion during retype. So if
> your NAS storage stores in RAW as Ceph does, this should work, I assume.
>
> вс, 2 апр. 2023 г., 06:48 Nguyễn Hữu Khôi <nguyenhuukhoinw at gmail.com>:
>
>> Hello.
>> I have a question that could we use both SAN and Ceph for multi backend?
>> If yes can we change volume type from SAN to Ceph and otherwise?
>> Thanks.
>>
>
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