[jira] [Commented] (PIG-4633) Update hadoop version to enable Spark output statistics

["Mohit Sabharwal (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/PIG-4633?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14625669#comment-14625669 ] 

Mohit Sabharwal commented on PIG-4633:
--------------------------------------

Thanks, [~kexianda].  Just curious - how did you discover this ? Was there an exception in the log ... or was some unit test failing ? 

> Update hadoop version to enable Spark output statistics
> -------------------------------------------------------
>
>                 Key: PIG-4633
>                 URL: https://issues.apache.org/jira/browse/PIG-4633
>             Project: Pig
>          Issue Type: Sub-task
>          Components: spark
>            Reporter: kexianda
>            Assignee: kexianda
>             Fix For: spark-branch
>
>         Attachments: PIG-4633.patch
>
>
> Spark support output statistics from 1.3.0 ([SPARK-3179. Add task OutputMetrics|https://issues.apache.org/jira/browse/SPARK-3179])
> {code:title=SparkHadoopUtil.scala|borderStyle=solid}
> stats.map(Utils.invoke(classOf[Statistics], _, "getThreadStatistics"))
> {code}
> Spark invoke hadoop's function getThreadStatistics. But, this method was added into hadoop from version 2.5.0 ([HADOOP-10688|https://issues.apache.org/jira/browse/HADOOP-10688])
> The version of hadoop in ivy/libraries.properties should be 2.5.0 +



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