[Rdo-list] RDO-Manager "quickstart"

[Rich Bowen]

On 09/18/2015 05:04 PM, Perry Myers wrote:
>>> What is the minimum amount of RAM you need for the undercloud node?
>>>
>>> If 4GB per VM, then a) maybe can be done on a 16GB system, while b)
>>> needs 32GB
>>
>> If we allow for "not very useful" as a stated caveat of the all-in-one,
>> then we could probably get away with
>
> I think we need to more clearly define what "not very useful" means.
>
>>From my limited PoV, useful would be the ability to run 1 or two
> Instances just to try out the system end to end. Those Instances could
> be very very slimmed down Fedora images or even Cirros images.
>

Yes, that would be my definition of "minimal required usefulness" - run 
a couple of instances, and be able to connect to them from "outside". 
Not running any actual workloads.

Related, it would be awesome to have, some day, a Trystack-ish service 
for experimenting with RDO-Manager. (I know this has been mentioned before.)

> However, for someone else useful might mean a whole other host of
> things. So we should be careful to identify specific personas here, and
> map a specific install footprint to that particular persona's view of useful
>
>> 3GB and swap for both overcloud VMs and 4GB for the undercloud.
>>
>> It's possible to go lower for the undercloud if you have a lot of swap
>> and are patient. It may lead to timeouts/broken-ness, so I wouldn't
>> recommend it.
>
> Ack
>
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-- 
Rich Bowen - rbowen at redhat.com
OpenStack Community Liaison
http://rdoproject.org/