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From "Junping Du (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-2454) Fix compareTo of variable UNBOUNDED in o.a.h.y.util.resource.Resources.
Date Sat, 02 May 2015 17:10:06 GMT

    [ https://issues.apache.org/jira/browse/YARN-2454?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14525362#comment-14525362
] 

Junping Du commented on YARN-2454:
----------------------------------

Also, Congratulation to [~yxls123123] for the first patch contribution to Apache Hadoop! 

> Fix compareTo of variable UNBOUNDED in o.a.h.y.util.resource.Resources.
> -----------------------------------------------------------------------
>
>                 Key: YARN-2454
>                 URL: https://issues.apache.org/jira/browse/YARN-2454
>             Project: Hadoop YARN
>          Issue Type: Bug
>    Affects Versions: 2.4.0, 2.5.0, 2.4.1
>            Reporter: Xu Yang
>            Assignee: Xu Yang
>             Fix For: 2.8.0
>
>         Attachments: YARN-2454 -v2.patch, YARN-2454-patch.diff, YARN-2454.patch
>
>
> The variable UNBOUNDED implement the abstract class Resources, and override the function
compareTo. But there is something wrong in this function. We should not compare resources
with zero as the same as the variable NONE. We should change 0 to Integer.MAX_VALUE.



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