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https://issues.apache.org/jira/browse/HADOOP-9252?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13570668#comment-13570668
]
Hudson commented on HADOOP-9252:
--------------------------------
Integrated in Hadoop-trunk-Commit #3319 (See
[https://builds.apache.org/job/Hadoop-trunk-Commit/3319/])
HADOOP-9252. In StringUtils, humanReadableInt(..) has a race condition and
the synchronization of limitDecimalTo2(double) can be avoided. (Revision
1442386)
Result = SUCCESS
szetszwo :
http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1442386
Files :
* /hadoop/common/trunk/hadoop-common-project/hadoop-common/CHANGES.txt
*
/hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/shell/FsUsage.java
*
/hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/shell/Ls.java
*
/hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/StringUtils.java
*
/hadoop/common/trunk/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/util/TestStringUtils.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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