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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (FLINK-2748) Accumulator fetch failure leads to duplicate job result response
Date Thu, 01 Oct 2015 14:19:27 GMT

    [ https://issues.apache.org/jira/browse/FLINK-2748?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14939880#comment-14939880
] 

ASF GitHub Bot commented on FLINK-2748:
---------------------------------------

GitHub user mxm opened a pull request:

    https://github.com/apache/flink/pull/1206

    [FLINK-2748] accumulator fetch failure leads to duplicate job result response

    

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/mxm/flink FLINK-2748

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/flink/pull/1206.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #1206
    
----
commit 26e805fe1a3baff9f121a7c7f261b17546d68f80
Author: Maximilian Michels <mxm@apache.org>
Date:   2015-10-01T14:16:11Z

    [FLINK-2748] accumulator fetch failure leads to duplicate job result response

----


> Accumulator fetch failure leads to duplicate job result response
> ----------------------------------------------------------------
>
>                 Key: FLINK-2748
>                 URL: https://issues.apache.org/jira/browse/FLINK-2748
>             Project: Flink
>          Issue Type: Bug
>          Components: JobManager
>    Affects Versions: master
>            Reporter: Ufuk Celebi
>            Assignee: Maximilian Michels
>
> On {{JobStatusChanged}} message and a failure to catch the accumulator result the client
will receive a {{JobResultFailure}} and {{JobResultSuccess}} response
> {code}
> newJobStatus match {
>   case JobStatus.FINISHED =>
>     val accumulatorResults: java.util.Map[String, SerializedValue[AnyRef]] = try {
>       executionGraph.getAccumulatorsSerialized()
>     } catch {
>       case e: Exception =>
>         log.error(s"Cannot fetch final accumulators for job $jobID", e)
>         val exception = new JobExecutionException(jobID,
>           "Failed to retrieve accumulator results.", e)
>         jobInfo.client ! decorateMessage(JobResultFailure(
>           new SerializedThrowable(exception)))
>         Collections.emptyMap()  <<< HERE
>     }
>   val result = new SerializedJobExecutionResult(
>     jobID,
>     jobInfo.duration,
>     accumulatorResults)
>     jobInfo.client ! decorateMessage(JobResultSuccess(result)) <<< HERE
> {code}
> Furthermore the indentation is off.



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