Excerpts from Devananda van der Veen's message of 2014-09-09 16:47:27 -0700: > On Tue, Sep 9, 2014 at 4:12 PM, Samuel Merritt <s...@swiftstack.com> wrote: > > On 9/9/14, 12:03 PM, Monty Taylor wrote: > [snip] > >> So which is it? Because it sounds like to me it's a thing that actually > >> does NOT need to diverge in technology in any way, but that I've been > >> told that it needs to diverge because it's delivering a different set of > >> features - and I'm pretty sure if it _is_ the thing that needs to > >> diverge in technology because of its feature set, then it's a thing I > >> don't think we should be implementing in python in OpenStack because it > >> already exists and it's called AMQP. > > > > > > Whether Zaqar is more like AMQP or more like email is a really strange > > metric to use for considering its inclusion. > > > > I don't find this strange at all -- I had been judging the technical > merits of Zaqar (ex-Marconi) for the last ~18 months based on the > understanding that it aimed to provide Queueing-as-a-Service, and > found its delivery of that to be lacking on technical grounds. The > implementation did not meet my view of what a queue service should > provide; it is based on some serious antipatterns (storing a queue in > an RDBMS is probably the most obvious); and in fact, it isn't even > queue-like in the access patterns enabled by the REST API (random > access to a set != a queue). That was the basis for a large part of my > objections to the project over time, and a source of frustration for > me as the developers justified many of their positions rather than > accepted feedback and changed course during the incubation period. The > reason for this seems clear now... > > As was pointed out in the TC meeting today, Zaqar is (was?) actually > aiming to provide Messaging-as-a-Service -- not queueing as a service! > This is another way of saying "it's more like email and less like > AMQP", which means my but-its-not-a-queue objection to the project's > graduation is irrelevant, and I need to rethink about all my previous > assessments of the project.
Well said. _______________________________________________ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
