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https://issues.apache.org/jira/browse/HADOOP-10169?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13855025#comment-13855025
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Hudson commented on HADOOP-10169:
---------------------------------
FAILURE: Integrated in Hadoop-Hdfs-trunk #1619 (See
[https://builds.apache.org/job/Hadoop-Hdfs-trunk/1619/])
HADOOP-10169. Remove the unnecessary synchronized in JvmMetrics class.
Contributed by Liang Xie. (jing9:
http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1552820)
* /hadoop/common/trunk/hadoop-common-project/hadoop-common/CHANGES.txt
*
/hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/source/JvmMetrics.java
> remove the unnecessary synchronized in JvmMetrics class
> --------------------------------------------------------
>
> Key: HADOOP-10169
> URL: https://issues.apache.org/jira/browse/HADOOP-10169
> Project: Hadoop Common
> Issue Type: Improvement
> Components: metrics
> Affects Versions: 3.0.0, 2.2.0
> Reporter: Liang Xie
> Assignee: Liang Xie
> Priority: Minor
> Fix For: 2.4.0
>
> Attachments: HADOOP-10169-v2.txt, HADOOP-10169-v3.txt,
> HADOOP-10169-v4.txt, HADOOP-10169.txt
>
>
> When i looked into a HBase JvmMetric impl, just found this synchronized seems
> not essential.
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