Re: Can we have back the ability to create device class before OSDs start?

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up?

On Thu, Apr 26, 2018 at 6:57 PM, Sebastien Han <shan@xxxxxxxxxx> wrote:
> Hi,
>
> IIRC at some point, we were able to create a device class from the CLI.
> Now it seems that the device class gets created when at least one OSD
> of a particular class starts.
>
> In ceph-ansible, we create pools after the initial monitors are up and
> we want to assign a device crush class on some of them.
> That's not possible at the moment since there no device class available yet.
>
> Also, someone might want to create its own device class.
> Something as crazy as running Filestore with a tmpfs osd store and
> might want to isolate them.
> I know it's a very limited use case, but still, it could be desired.
>
> Thanks in advance!
>
> --
> Cheers
>
> ––––––
> Sébastien Han
> Principal Software Engineer, Storage Architect
>
> "Always give 100%. Unless you're giving blood."
>
> Mail: seb@xxxxxxxxxx
> Address: 11 bis, rue Roquépine - 75008 Paris



-- 
Cheers

––––––
Sébastien Han
Principal Software Engineer, Storage Architect

"Always give 100%. Unless you're giving blood."

Mail: seb@xxxxxxxxxx
Address: 11 bis, rue Roquépine - 75008 Paris
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