[openstack-dev] [oslo][devstack][all] ZooKeeper vs etcd for Tooz/DLM
thingee at gmail.com
Sat Mar 18 23:42:50 UTC 2017
On 16:37 Mar 18, Mike Perez wrote:
> On 16:02 Mar 15, Monty Taylor wrote:
> > On 03/15/2017 02:52 PM, Louis Taylor wrote:
> > > On Wed, Mar 15, 2017 at 1:44 PM, Julien Danjou <julien at danjou.info> wrote:
> > >> On Wed, Mar 15 2017, Davanum Srinivas wrote:
> > >>
> > >>> Yep, jd__ and i confirmed that things work with 3.x
> > >>
> > >> Though to be clear, what's used in tooz is the v2 HTTP API, not the new
> > >> v3 gRPC API.
> > >
> > > And just to be double clear: although etcd 3.x comes with a v2 api,
> > > the etcd3 api also has a different data model, so the data stored
> > > using it is not accessible to the v2 api, and vice versa.
> > AH! That's different...
> > For my money, not that I have any, I'd still suggest we just pile on
> > getting moved over to v3 gRPC real quick and then make that the default.
> I'm also happy about this move. However, it doesn't matter if we made this
> decision 1.5 years ago. What matters is we this decision in a place that others
> were around to contribute to the decision, which was the summit. The Forum is
> coming up, so I have proposed the topic. Coming to a decision of changing the
> default or even a base service for our operators over the dev list is not
> a good idea.
Thinking about this some more, I guess changing the default in gate won't
matter as long as some implementation of tooz is being used. My mind is fuzzy
whether or not we explicity decided to gate on zookeeper, or if what Monty says
is right that it was the only thing working so we did that. Removed my -1.
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