DRBD version 9.2.5, but version 9.2.7 (or higher) is required

[Zsolt Baji]

Thanks for Your detailed answare. But before new linstor version this
mixing goes without error. I was successfully migrate or sync volumes
between this servers. Can e turn off this feature temporary for one or more
volume/resource?

On Wed, Jan 31, 2024, 5:16 PM Gábor Hernádi <gabor.hernadi at linbit.com>
wrote:

> Hello Zsolt,
>
> LINSTOR's storage pool mixing has 2 criteria. If one is fulfilled, you
> have a mixed storage pool setup:
> 1) Different extent sizes (this is what I mentioned in the previous email
> with "mixing LVM with ZFS", since LVM by default has 4M extent size and ZFS
> has 8k).
> 2) Mixing thin and thick storage pools.
>
> Thin and thick storage pools have different initial DRBD-sync behavior
> (full sync vs day0-based partial sync). Mixing thin and thick forces all
> thin volumes to act as thick volumes (forever, even if you delete all the
> thick-resources of the resource-definition and are only left with thin
> resources).
>
> So to answer your question: Mixing ZFS and ZFS_THIN is indeed considered
> storage pool mixing.
>
> --
> Best regards,
> Gabor Hernadi
>
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