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From "Hudson (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-2868) Add number of active transfer threads to the DataNode status
Date Mon, 06 Feb 2012 13:21:59 GMT

    [ https://issues.apache.org/jira/browse/HDFS-2868?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13201267#comment-13201267
] 

Hudson commented on HDFS-2868:
------------------------------

Integrated in Hadoop-Mapreduce-0.23-Build #183 (See [https://builds.apache.org/job/Hadoop-Mapreduce-0.23-Build/183/])
    Fix CHANGES.txt after 1240899 (HDFS-2868)
Fix CHANGES.txt after 1240899 (HDFS-2868)
HDFS-2868. svn merge -c 1240897 from trunk

harsh : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1240902
Files : 
* /hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt

harsh : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1240900
Files : 
* /hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt

harsh : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1240899
Files : 
* /hadoop/common/branches/branch-0.23
* /hadoop/common/branches/branch-0.23/hadoop-common-project
* /hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-auth
* /hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common
* /hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common/CHANGES.txt
* /hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common/src/main/docs
* /hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common/src/main/java
* /hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common/src/test/core
* /hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs
* /hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
* /hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java
* /hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNode.java
* /hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNodeMXBean.java
* /hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/native
* /hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/datanode
* /hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/hdfs
* /hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/secondary
* /hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/test/hdfs
* /hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDataNodeMXBean.java
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/CHANGES.txt
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/bin
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/conf
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/resources/mapred-default.xml
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/hadoop-mapreduce-examples
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-site
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-site/src/site/apt
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/c++
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/contrib
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/contrib/block_forensics
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/contrib/build-contrib.xml
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/contrib/build.xml
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/contrib/data_join
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/contrib/eclipse-plugin
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/contrib/index
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/contrib/vaidya
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/examples
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/java
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/test/mapred
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/test/mapred/org/apache/hadoop/fs
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/test/mapred/org/apache/hadoop/hdfs
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/test/mapred/org/apache/hadoop/ipc
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/webapps/job
* /hadoop/common/branches/branch-0.23/hadoop-project
* /hadoop/common/branches/branch-0.23/hadoop-project/src/site

                
> 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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