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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2018/07/27 18:18:00 UTC

[jira] [Assigned] (SPARK-24817) Implement BarrierTaskContext.barrier()

     [ https://issues.apache.org/jira/browse/SPARK-24817?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Apache Spark reassigned SPARK-24817:
------------------------------------

    Assignee: Apache Spark

> Implement BarrierTaskContext.barrier()
> --------------------------------------
>
>                 Key: SPARK-24817
>                 URL: https://issues.apache.org/jira/browse/SPARK-24817
>             Project: Spark
>          Issue Type: New Feature
>          Components: Spark Core
>    Affects Versions: 2.4.0
>            Reporter: Jiang Xingbo
>            Assignee: Apache Spark
>            Priority: Major
>
> Implement BarrierTaskContext.barrier(), to support global sync between all the tasks in a barrier stage. The global sync shall finish immediately once all tasks in the same barrier stage reaches the same barrier.



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