[jira] [Commented] (MAPREDUCE-5365) Set mapreduce.job.classloader to true by default

["Hadoop QA (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/MAPREDUCE-5365?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14524636#comment-14524636 ] 

Hadoop QA commented on MAPREDUCE-5365:
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| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:red}-1{color} | patch |   0m  0s | The patch command could not apply the patch during dryrun. |
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|| Subsystem || Report/Notes ||
| Patch URL | http://issues.apache.org/jira/secure/attachment/12590345/MAPREDUCE-5365.patch |
| Optional Tests | javadoc javac unit findbugs checkstyle |
| git revision | trunk / f1a152c |
| Console output | https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/5519/console |


This message was automatically generated.

> Set mapreduce.job.classloader to true by default
> ------------------------------------------------
>
>                 Key: MAPREDUCE-5365
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-5365
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>    Affects Versions: 2.0.5-alpha
>            Reporter: Sandy Ryza
>            Assignee: Sandy Ryza
>         Attachments: MAPREDUCE-5365.patch
>
>
> MAPREDUCE-1700 introduced the mapreduce.job.classpath option, which uses a custom classloader to separate system classes from user classes.  It seems like there are only rare cases when a user would not want this on, and that it should enabled by default.



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