[Openstack] Why ceilometer use mongo?

Martinx - ジェームズ thiagocmartinsc at gmail.com
Sat Aug 16 06:28:57 UTC 2014


BTW, why not Cassandra, instead of Mongo?! It seems pretty solid...


On 16 August 2014 02:44, Robert van Leeuwen <Robert.vanLeeuwen at spilgames.com
> wrote:

> From what I have seen and heard MySQL simply won't be able to handle it
> speed wise.
> You might be able to get a very, very small cluster to run on MySQL.
> This will be less of an issue with Mongo since writes are faster with
> Mongo.
>
> I wonder if anyone runs a cluster of some size with ceilometer though.
> (And what they use)
> During a poll at the operators meetup there was no one running it properly
> in production due to performance issues..
>
> We decided we only wanted to have some graphs of instances and do not need
> other functionality so we build a plugin to put it in graphite:
> http://engineering.spilgames.com/using-ceilometer-graphite/
>
> Cheers,
> Robert van Leeuwen
>
> Sent from my iPad
>
> > On 16 aug. 2014, at 02:14, "Guillermo Alvarado" <
> guillermoalvarado89 at gmail.com> wrote:
> >
> > Hello,
> >
> > I am wondering why Ceilometer uses MongoDB instead MySQL or some
> relational database?
> >
> > What are the advantages of use MongoDB in this specific case?
> >
> > Thanks.
> > _______________________________________________
> > Mailing list:
> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack
> > Post to     : openstack at lists.openstack.org
> > Unsubscribe :
> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack
>
> _______________________________________________
> Mailing list:
> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack
> Post to     : openstack at lists.openstack.org
> Unsubscribe :
> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.openstack.org/pipermail/openstack/attachments/20140816/71b7c5a5/attachment.html>


More information about the Openstack mailing list