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https://issues.apache.org/jira/browse/HDFS-997?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Chris Douglas updated HDFS-997:
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    Status: Open  (was: Patch Available)

> DataNode local directories should have narrow permissions
> ---------------------------------------------------------
>
>                 Key: HDFS-997
>                 URL: https://issues.apache.org/jira/browse/HDFS-997
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: data-node
>    Affects Versions: 0.22.0
>            Reporter: Arun C Murthy
>            Assignee: Luke Lu
>             Fix For: 0.22.0
>
>         Attachments: hdfs-997-trunk-v1.patch, hdfs-997-trunk-v2.patch, 
> hdfs-997-trunk-v3.patch
>
>
> DataNode's local directories (blocks et al) should have narrow 700 
> permissions for security

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