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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-4879) TeraOutputFormat may overwrite an existing output directory
Date Sun, 14 Dec 2014 02:24:13 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-4879?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14245781#comment-14245781
] 

Hudson commented on MAPREDUCE-4879:
-----------------------------------

FAILURE: Integrated in Hadoop-trunk-Commit #6715 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/6715/])
MAPREDUCE-4879. TeraOutputFormat may overwrite an existing output directory. (gera) (gera:
rev 25a04402389dce0222938df4375d4545f8c1f34f)
* hadoop-mapreduce-project/CHANGES.txt
* hadoop-mapreduce-project/hadoop-mapreduce-examples/src/test/java/org/apache/hadoop/examples/terasort/TestTeraSort.java
* hadoop-mapreduce-project/hadoop-mapreduce-examples/src/main/java/org/apache/hadoop/examples/terasort/TeraGen.java
* hadoop-mapreduce-project/hadoop-mapreduce-examples/src/main/java/org/apache/hadoop/examples/terasort/TeraOutputFormat.java


> TeraOutputFormat may overwrite an existing output directory
> -----------------------------------------------------------
>
>                 Key: MAPREDUCE-4879
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-4879
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: examples
>    Affects Versions: 1.2.1, 2.6.0
>            Reporter: Gera Shegalov
>            Assignee: Gera Shegalov
>             Fix For: 2.7.0
>
>         Attachments: MAPREDUCE-4879-trunk-rev1.patch, MAPREDUCE-4879-trunk.patch, MAPREDUCE-4879.003.patch,
MAPREDUCE-4879.004.patch
>
>
> Unlike FileOutputFormat, TeraOutputFormat does not prevent TeraGen/Sort jobs from writing
into an existing directory, and potentially overwriting previous runs.



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