[Openstack] What's the difference between 'host' and 'node'?

Razique Mahroua razique.mahroua at gmail.com
Thu Nov 28 04:49:53 UTC 2013


Nothing but a taxonomic digression I'd say.
An "host" is in a *classical* term a server that runs virtual 
machines...it could be either a server that "runs" something.
A "node" is the OpenStack context a compute node...meaning an "host" 
that runs instances.

:)

- Razique

On 27 Nov 2013, at 18:02, wu jiang wrote:

> Hi All.
>
> 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.
>
>
> Regards,
> wingwj
> _______________________________________________
> Mailing list: 
> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack
> Post to     : openstack at lists.openstack.org
> Unsubscribe : 
> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack




More information about the Openstack mailing list