openstack team mailing list archive

[Angus Salkeld <asalkeld@xxxxxxxxxx>]

On 25/10/12 10:16 +0200, Julien Danjou wrote:
> On Thu, Oct 25 2012, Angus Salkeld wrote:
>
> > If you do auto scaling you will have a similar problem. Here you
> > want to monitor the group (with instances comming and going) as
> > a logical unit. One way would be to tag the instances and then
> > extract the tag and send it with the metadata associated with
> > the meter. Then you could query the ceilometer db for that group.
>
> What about sending meters where the resource is the group and not the
> instances?
> (What do you meter exactly on such a group? I'm not really familiar with
> CW yet)

So we need normal stuff like cpu/mem usage but aggregated over the instances
in the group. So this is not easy to do externally.

-Angus

> --
> Julien Danjou
> /* Free Software hacker & freelance
>   http://julien.danjou.info */



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