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Posted to hdfs-dev@hadoop.apache.org by "Lei (Eddy) Xu (JIRA)" <ji...@apache.org> on 2014/08/01 20:47:38 UTC

[jira] [Created] (HDFS-6808) Add command line option to ask DataNode reload configuration.

Lei (Eddy) Xu created HDFS-6808:
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             Summary: Add command line option to ask DataNode reload configuration.
                 Key: HDFS-6808
                 URL: https://issues.apache.org/jira/browse/HDFS-6808
             Project: Hadoop HDFS
          Issue Type: Sub-task
    Affects Versions: 2.4.1
            Reporter: Lei (Eddy) Xu
            Assignee: Lei (Eddy) Xu


The workflow of dynamically changing data volumes on DataNode is

# Users manually changed {{dfs.datanode.data.dir}} in the configuration file
# User use command line to notify DN to reload configuration and updates its volumes. 

This work adds command line support to notify DN to reload configuration.



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