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https://issues.apache.org/jira/browse/HDFS-2868?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13201063#comment-13201063
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Hudson commented on HDFS-2868:
------------------------------
Integrated in Hadoop-Mapreduce-trunk-Commit #1682 (See
[https://builds.apache.org/job/Hadoop-Mapreduce-trunk-Commit/1682/])
HDFS-2868. Expose xceiver counts via the DataNode MXBean. (harsh)
harsh : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1240897
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/datanode/DataNode.java
*
/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNodeMXBean.java
*
/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDataNodeMXBean.java
> Add number of active transfer threads to the DataNode status
> ------------------------------------------------------------
>
> Key: HDFS-2868
> URL: https://issues.apache.org/jira/browse/HDFS-2868
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: data-node
> Affects Versions: 0.23.0
> Reporter: Harsh J
> Assignee: Harsh J
> Priority: Minor
> Fix For: 0.23.1
>
> Attachments: HDFS-2868.patch, HDFS-2868.patch
>
>
> Presently, we do not provide any stats from the DN that specifically
> indicates the total number of active transfer threads (xceivers). Having such
> a metric can be very helpful as well, over plain num-ops(type) form of
> metrics, which already exist.
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