----- Mail original ----- > De: "Paul-Andre Raymond" <paul-andre.raym...@nexius.com> > À: "OpenStack Development Mailing List (not for usage questions)" > <openstack-dev@lists.openstack.org> > Envoyé: Mercredi 5 Juillet 2017 21:48:29 > Objet: Re: [openstack-dev] [FEMDC][MassivelyDistributed] Strawman proposal > for message bus analysis > > Thank you Matt, > > This is very insightful. It helps. > > The second link did not work for me.
Oh yeah that's probably because of the on-going doc migration[1]. [1]: http://specs.openstack.org/openstack/docs-specs/specs/pike/os-manuals-migration.html > > In the presentation, it mentioned that the load consisted “Boot and List” > operations through Rally. > Did I understand well? Yes. > Were those hitting the Openstack UI? Rally benchmarks put loads the various APIs and gather some metrics about the execution (time, failures...) > Was keystone involved? Was it using Fernet or another sort of token? Keystone is indeed involved and the token was at that time UUID token. > > Intuitively, I expected > - the big driver for performance on mariadb would be authentication tokens. > And fernet would allow to control that. > - The big driver for performance on rabbitmq would be ceilometer, and it is > not clear from your presentation that any telemetry data hit the message > queue. Telemetry wasn't set up, I guess this would have killed Rabbit earlier in the tests. The split between notification and RPC messaging is interesting in this area. Bye, Matt > > Regards, > > Paul-Andre > > > > -----Original Message----- > From: Matthieu Simonin <matthieu.simo...@inria.fr> > Reply-To: "OpenStack Development Mailing List (not for usage questions)" > <openstack-dev@lists.openstack.org> > Date: Saturday, July 1, 2017 at 4:42 AM > To: "OpenStack Development Mailing List (not for usage questions)" > <openstack-dev@lists.openstack.org> > Subject: Re: [openstack-dev] [FEMDC][MassivelyDistributed] Strawman proposal > for message bus analysis > > 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.raym...@nexius.com> > > À: "OpenStack Development Mailing List (not for usage questions)" > > <openstack-dev@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.simo...@inria.fr> > > Reply-To: "OpenStack Development Mailing List (not for usage > > questions)" > > <openstack-dev@lists.openstack.org> > > Date: Wednesday, June 21, 2017 at 6:54 PM > > To: "OpenStack Development Mailing List (not for usage questions)" > > <openstack-dev@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" <kgiu...@gmail.com> > > > À: "OpenStack Development Mailing List (not for usage > > > questions)" > > > <openstack-dev@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 (kgiu...@gmail.com) > > > > > > > __________________________________________________________________________ > > > OpenStack Development Mailing List (not for usage questions) > > > Unsubscribe: > > > openstack-dev-requ...@lists.openstack.org?subject:unsubscribe > > > > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > > > > > > > > __________________________________________________________________________ > > OpenStack Development Mailing List (not for usage questions) > > Unsubscribe: > > openstack-dev-requ...@lists.openstack.org?subject:unsubscribe > > > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > > > > > > > > > > > __________________________________________________________________________ > > OpenStack Development Mailing List (not for usage questions) > > Unsubscribe: > > openstack-dev-requ...@lists.openstack.org?subject:unsubscribe > > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > > > > __________________________________________________________________________ > OpenStack Development Mailing List (not for usage questions) > Unsubscribe: > openstack-dev-requ...@lists.openstack.org?subject:unsubscribe > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > > > __________________________________________________________________________ > OpenStack Development Mailing List (not for usage questions) > Unsubscribe: openstack-dev-requ...@lists.openstack.org?subject:unsubscribe > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > __________________________________________________________________________ OpenStack Development Mailing List (not for usage questions) Unsubscribe: openstack-dev-requ...@lists.openstack.org?subject:unsubscribe http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev