Open Stack

Hi Paul-André,

This was without ceilometer. Nova + Neutron were consuming a lot of connections.
Some charts are available in the Barcelona presentation[1] and the performance docs[2].
In the latter you'll find some telemetry related tests.

[1]: https://www.openstack.org/assets/presentation-media/Chasing-1000-nodes-scale.pdf
[2]: https://docs.openstack.org/developer/performance-docs/

Best,

Matt

----- Mail original -----
> De: "Paul-Andre Raymond" <paul-andre.raymond at nexius.com>
> À: "OpenStack Development Mailing List (not for usage questions)" <openstack-dev at lists.openstack.org>
> Envoyé: Vendredi 30 Juin 2017 18:42:04
> Objet: Re: [openstack-dev] [FEMDC][MassivelyDistributed] Strawman proposal for message bus analysis
> 
> Hi Matthieu,
>         
>         You mentioned 15000 connections with 1000 compute nodes.
>         Was that mostly Nova? Was ceilometer involved?
>         I would be curious to know how much AMQP traffic is Control related
>         (e.g. spinning up VMs) vs how much is telemetry related in a typical
>         openstack deployment.
>         Do we know that?
>         
>         I have also left some comments in the doc.
>         
>         Paul-Andre
>     
>     
>     -----Original Message-----
>     From: Matthieu Simonin <matthieu.simonin at inria.fr>
>     Reply-To: "OpenStack Development Mailing List (not for usage questions)"
>     <openstack-dev at lists.openstack.org>
>     Date: Wednesday, June 21, 2017 at 6:54 PM
>     To: "OpenStack Development Mailing List (not for usage questions)"
>     <openstack-dev at lists.openstack.org>
>     Subject: Re: [openstack-dev] [FEMDC][MassivelyDistributed] Strawman
>     proposal for	message bus analysis
>     
>         Hi Ken,
>         
>         Thanks for starting this !
>         I've made a first pass on the epad and left some notes and questions
>         there.
>         
>         Best,
>         
>         Matthieu
>         ----- Mail original -----
>         > De: "Ken Giusti" <kgiusti at gmail.com>
>         > À: "OpenStack Development Mailing List (not for usage questions)"
>         > <openstack-dev at lists.openstack.org>
>         > Envoyé: Mercredi 21 Juin 2017 15:23:26
>         > Objet: [openstack-dev] [FEMDC][MassivelyDistributed] Strawman
>         > proposal for	message bus analysis
>         > 
>         > Hi All,
>         > 
>         > Andy and I have taken a stab at defining some test scenarios for
>         > anal the
>         > different message bus technologies:
>         > 
>         > https://etherpad.openstack.org/p/1BGhFHDIoi
>         > 
>         > We've started with tests for just the oslo.messaging layer to
>         > analyze
>         > throughput and latency as the number of message bus clients - and
>         > the bus
>         > itself - scale out.
>         > 
>         > The next step will be to define messaging oriented test scenarios
>         > for an
>         > openstack deployment.  We've started by enumerating a few of the
>         > tools,
>         > topologies, and fault conditions that need to be covered.
>         > 
>         > Let's use this epad as a starting point for analyzing messaging -
>         > please
>         > feel free to contribute, question, and criticize :)
>         > 
>         > thanks,
>         > 
>         > 
>         > 
>         > --
>         > Ken Giusti  (kgiusti at gmail.com)
>         > 
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