[
https://issues.apache.org/jira/browse/BEAM-1815?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Amit Sela resolved BEAM-1815.
-----------------------------
Resolution: Fixed
Fix Version/s: First stable release
> Avoid shuffling twice in GABW
> -----------------------------
>
> Key: BEAM-1815
> URL: https://issues.apache.org/jira/browse/BEAM-1815
> Project: Beam
> Issue Type: Bug
> Components: runner-spark
> Reporter: Amit Sela
> Assignee: Amit Sela
> Fix For: First stable release
>
>
> Spark runner implementation of GABW includes a "built-in" groupByKey, but
> BOBK before it already groups, so in order to avoid an unnecessary shuffle we
> need to force a {{Partitioner}} on the RDDs involved.
--
This message was sent by Atlassian JIRA
(v6.3.15#6346)
