[openstack-dev] [oslo][oslo.messaging] Call to deprecate the 'pika' driver in the oslo.messaging project

Davanum Srinivas davanum at gmail.com
Mon May 15 18:27:36 UTC 2017


On Mon, May 15, 2017 at 2:08 PM, Ken Giusti <kgiusti at gmail.com> wrote:
> Folks,
>
> It was decided at the oslo.messaging forum at summit that the pika
> driver will be marked as deprecated [1] for removal.

[dims} +1 from me.

>
> The pika driver is another rabbitmq-based driver.  It was developed as
> a replacement for the current rabbit driver (rabbit://).  The pika
> driver is based on the 'pika' rabbitmq client library [2], rather than
> the kombu library [3] of the current rabbitmq driver.  The pika
> library was recommended by the rabbitmq community a couple of summits
> ago as a better client than the kombu client.
>
> However, testing done against this driver did not show "appreciable
> difference in performance or reliability" over the existing rabbitmq
> driver.
>
> Given this, and the recent departure of some very talented
> contributors, the consensus is to deprecate pika and recommend users
> stay with the original rabbitmq driver.
>
> The plan is to mark the driver as deprecated in Pike, removal in Rocky.
>
> thanks,
>
>
> [1] https://etherpad.openstack.org/p/BOS_Forum_Oslo.Messaging_driver_recommendations
>   (~ line 80)
> [2] https://github.com/pika/pika
> [3] https://github.com/celery/kombu
>
> --
> Ken Giusti  (kgiusti at gmail.com)
>
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-- 
Davanum Srinivas :: https://twitter.com/dims



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