Open Stack

I'm not aware of any studies as per se, but we have long run rabbitmq,
MySQL, and all the API endpoints on the same three nodes.



On Aug 25, 2017 6:12 PM, "Imtiaz Chowdhury" <imtiaz.chowdhury at workday.com>
wrote:

> Hi Openstack operators,
>
>
>
> Most Openstack HA deployment use 3 node database cluster, 3 node rabbitMQ
> cluster and 3 Controllers. I am wondering whether there are any studies
> done that show the pros and cons of co-locating database and messaging
> service with the Openstack control services.  In other words, I am very
> interested in learning about advantages and disadvantages, in terms of ease
> of deployment, upgrade and overall API performance, of having 3 all-in-one
> Openstack controller over a more distributed deployment model.
>
>
>
> References to any work done in this area will be highly appreciated.
>
>
>
> Thanks,
> Imtiaz
>
>
>
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