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Chris Bannister commented on SPARK-1239:
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Im seeing frequent job failures where the executors are unable to communicate with driver
using MapStatus fetches, is there any plan to backport this to the 1.6 branch?
> Improve fetching of map output statuses
> ---------------------------------------
>
> Key: SPARK-1239
> URL: https://issues.apache.org/jira/browse/SPARK-1239
> Project: Spark
> Issue Type: Improvement
> Components: Shuffle, Spark Core
> Affects Versions: 1.0.2, 1.1.0
> Reporter: Patrick Wendell
> Assignee: Thomas Graves
>
> Instead we should modify the way we fetch map output statuses to take both a mapper and
a reducer - or we should just piggyback the statuses on each task.
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