Just FYI cephadm doesn't support multi-arch clusters at the moment.

Best Regards,
Redouane.

On Sun, Sep 21, 2025 at 8:31 PM Alexander Schreiber <a...@thangorodrim.ch>
wrote:

> Hi,
>
> does anyone have experience with mixed-arch Ceph clusters? Specifically,
> mixing amd64 and aarch64 machines in the same cluster? I've got my hands
> one some NVidia Bluefield-2 DPUs: 2x 25G ports, 8x 64bit ARM cores,
> 16/32G ECC RAM. I'm pondering if sticking those into amd64 OSD machines
> and using them as non-storage (MDS, MON) nodes would make sense.
>
> Or would that end up mightily confusing the tooling, e.g. cephadm?
>
> Kind regards,
>           Alex.
> --
> "Opportunity is missed by most people because it is dressed in overalls and
>  looks like work."                                      -- Thomas A. Edison
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