Hi, Is there a preference why mongo is preferred than mysql for the ceilometer production deployments ? In the Ceilometer Havana documentation, there was some reference to "metadata" support available only in mongo. Can someone provide some insight on this ? Thanks, Prashanth -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack/attachments/20131206/abff7164/attachment.html>