[openstack-dev] [all] [nova] [placement] placement below or beside compute after extraction?

Matt Riedemann mriedemos at gmail.com
Mon Aug 20 22:35:29 UTC 2018


On 8/17/2018 2:21 PM, Tom Barron wrote:
> I think that even standalone if I'm running a scheduler (i.e., not doing 
> emberlib version of standalone) then I'm likely to want to run them 
> active-active on multiple nodes and will need a solution for the current 
> races.  So even standalone we face the question of do we use placement 
> to solve that issue or do we introduce some coordination among the 
> schedulers themselves to solve it.

Why *wouldn't* you use placement in that case? It's extremely light 
weight (in its current form), it's just DB and API. It was meant to 
solve scheduler races (like we have had in nova since the beginning).

-- 

Thanks,

Matt



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