This discussion is actually rather timely. In Kilo, we just added a new
experimental API in Glance called the Catalog Index Service [1].
Basically, it provides multi-tenant elastic search based caching and
indexing for various resources using a plugin mechanism.
We proposed it and built it
Hello!
While analyzing Horizon behavior on a large scale we faced some performance
issues which are most probably caused by inefficient calls to Nova API from
Horizon, more specifically described at
https://bugs.launchpad.net/nova/+bug/1442310
Since my knowledge of Nova existing APIs is not very
