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https://issues.apache.org/jira/browse/HDFS-6727?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Lei (Eddy) Xu updated HDFS-6727:
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Attachment: HDFS-6727.combo.patch
Update a combo patch against trunk.
> Refresh data volumes on DataNode based on configuration changes
> ---------------------------------------------------------------
>
> Key: HDFS-6727
> URL: https://issues.apache.org/jira/browse/HDFS-6727
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: datanode
> Affects Versions: 2.5.0, 2.4.1
> Reporter: Lei (Eddy) Xu
> Assignee: Lei (Eddy) Xu
> Labels: datanode
> Attachments: HDFS-6727.000.delta-HDFS-6775.txt, HDFS-6727.combo.patch
>
>
> HDFS-1362 requires DataNode to reload configuration file during the runtime,
> so that DN can change the data volumes dynamically. This JIRA reuses the
> reconfiguration framework introduced by HADOOP-7001 to enable DN to
> reconfigure at runtime.
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