[openstack-dev] [ceilometer][cinder]about cinder volume usage

gordon chung gord at live.ca
Mon Dec 4 15:40:38 UTC 2017

On 2017-12-04 08:53 AM, Julien Danjou wrote:
> Which is usually a problem because of the APIs, not Ceilometer. They're
> sometimes utterly slow for simple things and other times don't offer a
> way to retrieve what Ceilometer needs in a batch-y way.
>> in general, there's a preference that stats be pushed to ceilometer
>> rather than pulled.
> Yes, but for the wrong reasons. Having a component sending a batch of
> notification every hour without any configuration knob and granularity
> choice is a PITA for the users. Plus it ususally comes from a single
> point (of failure?).

well you can configure it, just at a per service level.. but that's a 
fair point.

> Ceilometer would do a better job than $project at getting this info, if
> said project(s) would offer a proper and performant API to retrieve them
> efficiently.

but at the end of the day, are you building for reality or for some 
personal ideal scenario? :p is there a service that offers a stats endpoint?


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