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Date: Sun, 5 Feb 2012 21:06:03 +0000 (UTC)
From: "Hadoop QA (Commented) (JIRA)" <jira@apache.org>
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 <1470737867.2339.1328097659845.JavaMail.tomcat@hel.zones.apache.org>
Subject: [jira] [Commented] (HDFS-2868) Add number of active transfer
 threads to the DataNode status
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    [ https://issues.apache.org/jira/browse/HDFS-2868?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13200899#comment-13200899 ] 

Hadoop QA commented on HDFS-2868:
---------------------------------

-1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12513315/HDFS-2868.patch
  against trunk revision .

    +1 @author.  The patch does not contain any @author tags.

    +1 tests included.  The patch appears to include 3 new or modified tests.

    +1 javadoc.  The javadoc tool did not generate any warning messages.

    +1 javac.  The applied patch does not increase the total number of javac compiler warnings.

    +1 eclipse:eclipse.  The patch built with eclipse:eclipse.

    +1 findbugs.  The patch does not introduce any new Findbugs (version 1.3.9) warnings.

    +1 release audit.  The applied patch does not increase the total number of release audit warnings.

    -1 core tests.  The patch failed these unit tests:
                  org.apache.hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewer
                  org.apache.hadoop.hdfs.TestParallelRead
                  org.apache.hadoop.hdfs.TestCrcCorruption
                  org.apache.hadoop.hdfs.TestLeaseRecovery
                  org.apache.hadoop.hdfs.TestQuota
                  org.apache.hadoop.hdfs.security.token.block.TestBlockToken
                  org.apache.hadoop.hdfs.TestFileAppend3
                  org.apache.hadoop.hdfs.TestReplaceDatanodeOnFailure
                  org.apache.hadoop.hdfs.TestSetrepIncreasing
                  org.apache.hadoop.hdfs.TestDatanodeConfig
                  org.apache.hadoop.hdfs.security.TestDelegationToken
                  org.apache.hadoop.hdfs.tools.TestGetGroups
                  org.apache.hadoop.hdfs.security.TestDelegationTokenForProxyUser
                  org.apache.hadoop.hdfs.TestClientReportBadBlock

    +1 contrib tests.  The patch passed contrib unit tests.

Test results: https://builds.apache.org/job/PreCommit-HDFS-Build/1845//testReport/
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/1845//console

This message is automatically generated.
                
> 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
>         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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