[placement][nova][ptg] resource provider affinity
cdent+os at anticdent.org
Sun Apr 28 23:45:07 UTC 2019
On Sat, 27 Apr 2019, Jay Pipes wrote:
> The request should never ask for "NUMA Node 0". The reason is because the
> request shouldn't require that the user understand where the resources are.
> It shouldn't matter *which* NUMA node a particular device that is providing
> some resources is affined to. The only thing that matters to a *request* is
> that the user is able to describe the nature of the affinity.
Yes, very much yes to these two paragraphs. See also:
> I propose using a "group_policy=same_tree:$GROUP_A:$GROUP_B" query parameter
> for enabling users to describe the affinity constraints for various resources
> involved in different RequestGroups in the request spec.
At first glance this seems pretty reasonable. Does anyone hate it?
Chris Dent ٩◔̯◔۶ https://anticdent.org/
freenode: cdent tw: @anticdent
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