[jira] [Created] (SPARK-3098) operation groupByKey get a wrong results

["Guoqiang Li (JIRA)" <ji...@apache.org>]

Guoqiang Li created SPARK-3098:
----------------------------------

             Summary: operation groupByKey get a wrong results
                 Key: SPARK-3098
                 URL: https://issues.apache.org/jira/browse/SPARK-3098
             Project: Spark
          Issue Type: Bug
          Components: Spark Core
            Reporter: Guoqiang Li
            Priority: Blocker
             Fix For: 1.0.1


I do not know how to reproduce the bug.
This is the case. When I was in operating 10 billion data by groupByKey. the results error:
{noformat}
(4696501, 370568)
(4696501, 376672)
(4696501, 374880)
.....
(4696502, 350264)
(4696502, 358458)
(4696502, 398502)
......
{noformat} 
=> 
{noformat}
(4696501,ArrayBuffer(350264, 358458, 398502 ........)), (4696502,ArrayBuffer(376621, ......))
{noformat}




--
This message was sent by Atlassian JIRA
(v6.2#6252)

---------------------------------------------------------------------
To unsubscribe, e-mail: issues-unsubscribe@spark.apache.org
For additional commands, e-mail: issues-help@spark.apache.org