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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-6075) HistoryServerFileSystemStateStore can create zero-length files
Date Sat, 06 Sep 2014 00:04:28 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-6075?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14123862#comment-14123862
] 

Hadoop QA commented on MAPREDUCE-6075:
--------------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12666918/MAPREDUCE-6075.patch
  against trunk revision 21c0cde.

    {color:green}+1 @author{color}.  The patch does not contain any @author tags.

    {color:red}-1 tests included{color}.  The patch doesn't appear to include any new or modified
tests.
                        Please justify why no new tests are needed for this patch.
                        Also please list what manual steps were performed to verify this patch.

    {color:green}+1 javac{color}.  The applied patch does not increase the total number of
javac compiler warnings.

    {color:green}+1 javadoc{color}.  There were no new javadoc warning messages.

    {color:green}+1 eclipse:eclipse{color}.  The patch built with eclipse:eclipse.

    {color:green}+1 findbugs{color}.  The patch does not introduce any new Findbugs (version
2.0.3) warnings.

    {color:green}+1 release audit{color}.  The applied patch does not increase the total number
of release audit warnings.

    {color:green}+1 core tests{color}.  The patch passed unit tests in hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs.

    {color:green}+1 contrib tests{color}.  The patch passed contrib unit tests.

Test results: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/4857//testReport/
Console output: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/4857//console

This message is automatically generated.

> HistoryServerFileSystemStateStore can create zero-length files
> --------------------------------------------------------------
>
>                 Key: MAPREDUCE-6075
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-6075
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: jobhistoryserver
>    Affects Versions: 2.3.0
>            Reporter: Jason Lowe
>            Assignee: Jason Lowe
>         Attachments: MAPREDUCE-6075.patch
>
>
> When the history server state store writes a token file it uses IOUtils.cleanup() to
close the file which will silently ignore errors.  This can lead to empty token files in the
state store.



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