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Hi Michael,

That accords with my assumption.
Thanks for ur prompt reply.


Regards,
wingwj


On Thu, Nov 28, 2013 at 11:00 AM, Michael Davies <michael at the-davies.net>wrote:

> On Thu, Nov 28, 2013 at 12:32 PM, wu jiang <wingwj at gmail.com> wrote:
>
>> Can someone give me some idea what's the difference between 'host' and
>> 'node'?
>>
>> I wonder if it is because compute host will control other physical server
>> (host or node?) in baremetal scene, so we need to distinguish?
>> But I'm not sure about it.
>>
>
> Hi wingwj,
>
> According to https://wiki.openstack.org/wiki/Baremetal#Terminology the
> "host" is where nova-compute runs, and is what provisions baremetal
> "instances" onto baremetal "nodes".  The "host" is the controller, whereas
> the "node" is the physical machine where an "instance" is deployed.
>
> Not that I'm an expert, but that I'm playing with this right now :)
>
> Hope this helps,
>
> Michael...
> --
> Michael Davies   michael at the-davies.net
>
>
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