----- Mail original ----- > De: "Edward Leafe" <e...@leafe.com> > À: "OpenStack Development Mailing List (not for usage questions)" > <openstack-dev@lists.openstack.org> > Envoyé: Samedi 23 Avril 2016 19:12:03 > Objet: Re: [openstack-dev] [nova] Distributed Database > > On Apr 23, 2016, at 10:10 AM, Thierry Carrez <thie...@openstack.org> wrote: > > >> I think replacing nova's persistent storage layer with a distributed > >> database would have a great effect - but I do not think it would have > >> anything to do with the database itself. It would come from the act that > >> would be completely necessary to accomplish that- completely rewriting > >> the persistence layer. > > > > So... The folks from the Discovery initiative working on a > > massively-distributed cloud use case have been working on incremental > > changes to make that use case better supported by stock OpenStack. That > > includes an oslo.db driver backed by a distributed database. Being > > scientists, they ran interesting experiments to see when and where it made > > sense. > > > > They will present their findings in the upstream dev track, and I think it > > makes a good data point for this discussion: > > > > https://www.openstack.org/summit/austin-2016/summit-schedule/events/7342 > > That’s exactly the scenario I had in mind. When I first was tasked with > creating cells in the early days of OpenStack, Rackspace wanted a global > deployment of individual cells that could be addressed individually or as a > single deployment. It wasn’t the load on the database that was ever the > issue; it was the inability to keep the data synchronized across the globe. > I pushed for something better than MySQL at this, but was not successful in > convincing many others. I’m really looking forward to hearing the results of > these tests.
We just landed in Austin (a bit tired). But motivated in the perspective to have some of you in the working group session to discuss ! See you, Matthieu __________________________________________________________________________ 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
