[jira] [Created] (SPARK-2553) CoGroupedRDD unnecessarily allocates a Tuple2 per dep per key

[Sandy Ryza (JIRA)]

Sandy Ryza created SPARK-2553:
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             Summary: CoGroupedRDD unnecessarily allocates a Tuple2 per dep per 
key
                 Key: SPARK-2553
                 URL: https://issues.apache.org/jira/browse/SPARK-2553
             Project: Spark
          Issue Type: Sub-task
    Affects Versions: 1.0.0
            Reporter: Sandy Ryza






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