[openstack-dev] [nova] Distributed Database

Edward Leafe ed at leafe.com
Thu Apr 28 13:44:19 UTC 2016

On Apr 24, 2016, at 3:28 PM, Robert Collins <robertc at robertcollins.net> wrote:

> For instance, the things I think are essential for a distributed
> database based datastore:
> - good single-machine developer story. Must not need a physical
> cluster to hack on OpenStack
> - deal gracefully with single node/rack/site failures (when deployed
> appropriately) - allow limiting failure domain impact
> - straightforward programming model: wrong uses should be obvious to reviewers
> - low latency performance with big datasets: e.g. nova list as an
> admin should be able to get the Nth page as rapidly as the 2nd or 3rd.
> - code to deliver that should be (approximately) no worse than the current code

Agree on all of these points, as well as the rest of your post.

After several hallway track discussions, as well as yesterday’s Cells V2 discussion, I’ve written a follow-up post: 


Feedback, of course, is welcomed!

-- Ed Leafe

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