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https://issues.apache.org/jira/browse/HDFS-8880?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14701151#comment-14701151
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Hudson commented on HDFS-8880:
------------------------------
FAILURE: Integrated in Hadoop-Yarn-trunk-Java8 #291 (See
[https://builds.apache.org/job/Hadoop-Yarn-trunk-Java8/291/])
HDFS-8880. NameNode metrics logging. (Arpit Agarwal) (arp: rev
a88f31ebf3433392419127816f168136de0a9e77)
*
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/util/MBeans.java
* hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
* hadoop-common-project/hadoop-common/src/main/conf/log4j.properties
*
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestNameNodeMetricsLogger.java
*
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
* hadoop-hdfs-project/hadoop-hdfs/src/test/resources/log4j.properties
*
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NameNode.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml
> NameNode metrics logging
> ------------------------
>
> Key: HDFS-8880
> URL: https://issues.apache.org/jira/browse/HDFS-8880
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: namenode
> Reporter: Arpit Agarwal
> Assignee: Arpit Agarwal
> Fix For: 2.8.0
>
> Attachments: HDFS-8880.01.patch, HDFS-8880.02.patch,
> HDFS-8880.03.patch, HDFS-8880.04.patch, namenode-metrics.log
>
>
> The NameNode can periodically log metrics to help debugging when the cluster
> is not setup with another metrics monitoring scheme.
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