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Posted to mapreduce-issues@hadoop.apache.org by "madhukara phatak (JIRA)" <ji...@apache.org> on 2012/06/29 09:35:44 UTC

[jira] [Reopened] (MAPREDUCE-4371) Check for cyclic dependencies in Jobcontrol job DAG

     [ https://issues.apache.org/jira/browse/MAPREDUCE-4371?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

madhukara phatak reopened MAPREDUCE-4371:
-----------------------------------------


Reopened to address NPE issues in TestLocalJobControl and TestMapReduceJobControl

                
> Check for cyclic dependencies in Jobcontrol job DAG
> ---------------------------------------------------
>
>                 Key: MAPREDUCE-4371
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-4371
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>          Components: mrv1
>    Affects Versions: 3.0.0
>            Reporter: madhukara phatak
>             Fix For: 3.0.0
>
>         Attachments: MAPREDUCE-4371-1.patch, MAPREDUCE-4371-2.patch, MAPREDUCE-4371.patch
>
>
> In current implementation of JobControl, whenever there is a cyclic dependency between the jobs it throws a Stack overflow exception. This jira adds a cyclic check to jobcontrol.

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