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https://issues.apache.org/jira/browse/HDFS-7419?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14224588#comment-14224588
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Hudson commented on HDFS-7419:
------------------------------
SUCCESS: Integrated in Hadoop-Hdfs-trunk #1944 (See
[https://builds.apache.org/job/Hadoop-Hdfs-trunk/1944/])
HDFS-7419. Improve error messages for DataNode hot swap drive feature (Lei Xu
via Colin P. Mccabe) (cmccabe: rev f636f9d9439742d7ebaaf21f7e22652403572c61)
*
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNode.java
*
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/conf/ReconfigurableBase.java
*
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/conf/TestReconfiguration.java
CHANGES.txt: add HDFS-7419 (cmccabe: rev
380a361cfaafaab42614f5f26fac9668d99f8073)
* hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
> Improve error messages for DataNode hot swap drive feature
> ----------------------------------------------------------
>
> Key: HDFS-7419
> URL: https://issues.apache.org/jira/browse/HDFS-7419
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: datanode
> Affects Versions: 2.5.1
> Reporter: Lei (Eddy) Xu
> Assignee: Lei (Eddy) Xu
> Fix For: 2.7.0
>
> Attachments: HDFS-7419.000.patch, HDFS-7419.001.patch,
> HDFS-7419.002.patch, HDFS-7419.003.patch
>
>
> When DataNode fails to add a volume, it adds one failure message to
> {{errorMessageBuilder}} in {{DataNode#refreshVolumes}}. However, the detailed
> error messages are not logged in DataNode's log and they are emitted from
> clients.
> This JIRA makes {{DataNode}} reports detailed failure in its log.
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