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https://issues.apache.org/jira/browse/MAPREDUCE-5918?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14204540#comment-14204540
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Hadoop QA commented on MAPREDUCE-5918:
--------------------------------------
{color:green}+1 overall{color}. Here are the results of testing the latest
attachment
http://issues.apache.org/jira/secure/attachment/12660808/MAPREDUCE-5918.2.patch
against trunk revision ab30d51.
{color:green}+1 @author{color}. The patch does not contain any @author
tags.
{color:green}+1 tests included{color}. The patch appears to include 2 new
or modified test files.
{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-core.
{color:green}+1 contrib tests{color}. The patch passed contrib unit tests.
Test results:
https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/5004//testReport/
Console output:
https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/5004//console
This message is automatically generated.
> LineRecordReader can return the same decompressor to CodecPool multiple times
> -----------------------------------------------------------------------------
>
> Key: MAPREDUCE-5918
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-5918
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Affects Versions: 2.3.0
> Reporter: Sergey Murylev
> Assignee: Sergey Murylev
> Fix For: trunk
>
> Attachments: MAPREDUCE-5918.1.patch, MAPREDUCE-5918.2.patch
>
>
> LineRecordReader can return the same decompressor to CodecPool multiple times
> if method close() called multiple times. In this case CodecPool doesn't
> guarantee that it always return different decompressors. This issue can cause
> some difficult reproducible and difficult diagnosable bugs in Hadoop based
> programs.
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