[jira] [Commented] (AIRFLOW-1038) Specify celery serializers explicitly and pin version

["ASF subversion and git services (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/AIRFLOW-1038?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15954271#comment-15954271 ] 

ASF subversion and git services commented on AIRFLOW-1038:
----------------------------------------------------------

Commit 34ee1dc0373708f7db0a562ac470338c6126d20a in incubator-airflow's branch refs/heads/master from [~saguziel]
[ https://git-wip-us.apache.org/repos/asf?p=incubator-airflow.git;h=34ee1dc ]

[AIRFLOW-1038] Specify celery serialization options explicitly

Specify the CELERY_TASK_SERIALIZER and CELERY_RESULT_SERIALIZER as
pickle explicitly, and CELERY_EVENT_SERIALIZER as json.


> Specify celery serializers explicitly and pin version
> -----------------------------------------------------
>
>                 Key: AIRFLOW-1038
>                 URL: https://issues.apache.org/jira/browse/AIRFLOW-1038
>             Project: Apache Airflow
>          Issue Type: Bug
>            Reporter: Alex Guziel
>            Assignee: Alex Guziel
>             Fix For: 1.9.0
>
>
> Celery 3->4 upgrade changes the default task and result serializer from pickle to json. Pickle is faster and supports more types http://docs.celeryproject.org/en/latest/userguide/calling.html
> This also causes issues when different versions of celery are running on different hosts.



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