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https://issues.apache.org/jira/browse/HDFS-2943?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13207721#comment-13207721
]
Hudson commented on HDFS-2943:
------------------------------
Integrated in Hadoop-Mapreduce-trunk #990 (See
[https://builds.apache.org/job/Hadoop-Mapreduce-trunk/990/])
HDFS-2943. Expose last checkpoint time and transaction stats as JMX
metrics. Contributed by Aaron T. Myers. (Revision 1243822)
Result = SUCCESS
atm : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1243822
Files :
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
*
/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSImage.java
*
/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
*
/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NNStorage.java
*
/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/metrics/TestNameNodeMetrics.java
> Expose last checkpoint time and transaction stats as JMX metrics
> ----------------------------------------------------------------
>
> Key: HDFS-2943
> URL: https://issues.apache.org/jira/browse/HDFS-2943
> Project: Hadoop HDFS
> Issue Type: New Feature
> Components: name-node
> Affects Versions: 0.23.1
> Reporter: Aaron T. Myers
> Assignee: Aaron T. Myers
> Fix For: 0.23.2
>
> Attachments: HDFS-2943.patch
>
>
> I think we should expose at least the following:
> * Last checkpoint time
> * Transactions since last checkpoint
> * Last written transaction
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