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From "Xiao Chen (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (HDFS-2746) Add a parameter to `hdfs dfsadmin -saveNamespace' to allow an arbitrary storage dir
Date Fri, 30 Oct 2015 22:31:27 GMT

     [ https://issues.apache.org/jira/browse/HDFS-2746?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Xiao Chen reassigned HDFS-2746:
-------------------------------

    Assignee: Xiao Chen

> Add a parameter to `hdfs dfsadmin -saveNamespace' to allow an arbitrary storage dir
> -----------------------------------------------------------------------------------
>
>                 Key: HDFS-2746
>                 URL: https://issues.apache.org/jira/browse/HDFS-2746
>             Project: Hadoop HDFS
>          Issue Type: New Feature
>          Components: namenode
>    Affects Versions: 2.0.0-alpha
>            Reporter: Aaron T. Myers
>            Assignee: Xiao Chen
>
> Presently `hdfs dfsadmin -saveNamespace' will attempt to save a snapshot of the file
system metadata state into all configured storage dirs. It would be nice if we could optionally
specify an arbitrary local dir on the NN to save the FS state into, instead of the configured
storage dirs.



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