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https://issues.apache.org/jira/browse/MAPREDUCE-3643?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13182630#comment-13182630
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Robert Joseph Evans commented on MAPREDUCE-3643:
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Is it stuck in pending for a very long period of time? Have you checked the
queue that you submitted to, to see if it is full or not?
> Reducer Job always goes to pending state.
> -----------------------------------------
>
> Key: MAPREDUCE-3643
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-3643
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Reporter: Arun Prakash
> Priority: Minor
> Attachments: snap.JPG
>
>
> I am using hadoop streaming command for map-reduce.In my job there are 4
> streaming commands,i have no issues with first 3 steps but step4 job once
> mapper got 100% completed directly going to pending state,even there was no
> error in the job tracker.
> In the step4,i am merging the output(i.e step2 and step 3 output) as single
> output using identity reducer.
> I have ran this job several times there was no issues but i am facing the
> problem right now.
> Any suggestions!
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