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From "Eric Payne (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (MAPREDUCE-3286) Unit tests for MAPREDUCE-3186 - User jobs are getting hanged if the Resource manager process goes down and comes up while job is getting executed.
Date Wed, 01 Apr 2015 18:45:53 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-3286?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Eric Payne resolved MAPREDUCE-3286.
-----------------------------------
          Resolution: Invalid
    Target Version/s:   (was: )
        Release Note:   (was: New Yarn configuration property:

Name: yarn.app.mapreduce.am.scheduler.connection.retries
Description: Number of times AM should retry to contact RM if connection is lost.)

RM has been refactored and restructured a few times in the past 3.5 years.

Closing as invalid.

> Unit tests for MAPREDUCE-3186 - User jobs are getting hanged if the Resource manager
process goes down and comes up while job is getting executed.
> --------------------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-3286
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-3286
>             Project: Hadoop Map/Reduce
>          Issue Type: Test
>          Components: mrv2
>    Affects Versions: 0.23.0
>         Environment: linux
>            Reporter: Eric Payne
>            Assignee: Eric Payne
>              Labels: test
>
> If the resource manager is restarted while the job execution is in progress, the job
is getting hanged.
> UI shows the job as running.
> In the RM log, it is throwing an error "ERROR org.apache.hadoop.yarn.server.resourcemanager.ApplicationMasterService:
AppAttemptId doesnt exist in cache appattempt_1318579738195_0004_000001"
> In the console MRAppMaster and Runjar processes are not getting killed



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