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https://issues.apache.org/jira/browse/HADOOP-9252?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13574079#comment-13574079
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Hudson commented on HADOOP-9252:
--------------------------------
Integrated in Hadoop-trunk-Commit #3343 (See
[https://builds.apache.org/job/Hadoop-trunk-Commit/3343/])
YARN-377. Use the new StringUtils methods added by HADOOP-9252 and fix
TestContainersMonitor. Contributed by Chris Nauroth (Revision 1443796)
Result = SUCCESS
szetszwo :
http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1443796
Files :
* /hadoop/common/trunk/hadoop-yarn-project/CHANGES.txt
*
/hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/monitor/ContainersMonitorImpl.java
*
/hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/monitor/TestContainersMonitor.java
> StringUtils.humanReadableInt(..) has a race condition
> -----------------------------------------------------
>
> Key: HADOOP-9252
> URL: https://issues.apache.org/jira/browse/HADOOP-9252
> Project: Hadoop Common
> Issue Type: Bug
> Components: util
> Reporter: Tsz Wo (Nicholas), SZE
> Assignee: Tsz Wo (Nicholas), SZE
> Priority: Minor
> Fix For: 2.0.3-alpha
>
> Attachments: c9252_20130127.patch, c9252_20130128.patch,
> c9252_20130203.patch, c9252_20130204.patch
>
>
> humanReadableInt(..) incorrectly uses oneDecimal without synchronization.
> Also, limitDecimalTo2(double) correctly uses decimalFormat with
> synchronization. However, synchronization can be avoided for a better
> performance.
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