Bernd has this right.

Host aggregates (sometimes called Haggs) is the right soluton to this
problem. You can setup a flavor to only run on a certain hagg.

This works well (in production, at scale).

On Sun, Jul 1, 2018 at 7:52 AM, Satish Patel <[email protected]> wrote:

> Folks,
>
> Recently we build openstack for production and i have question related
> flavor metadata.
>
> I have 3 kind of servers  8 core / 32 core / 40 core servers, now i
> want to tell my openstack my one of specific application always go to
> 32 core machine, how do i tell that to flavor metadata?
>
> Or should i use availability zone option and create two group?
>
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