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From "Yao Lei (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (AMBARI-14605) '[RAM_DISK]' configured in dfs.datanode.data.dir validates failed
Date Tue, 28 Mar 2017 01:41:41 GMT

     [ https://issues.apache.org/jira/browse/AMBARI-14605?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Yao Lei reassigned AMBARI-14605:
--------------------------------

    Assignee: Yao Lei

> '[RAM_DISK]' configured in dfs.datanode.data.dir validates failed
> -----------------------------------------------------------------
>
>                 Key: AMBARI-14605
>                 URL: https://issues.apache.org/jira/browse/AMBARI-14605
>             Project: Ambari
>          Issue Type: Bug
>          Components: ambari-web
>    Affects Versions: trunk
>            Reporter: Yao Lei
>            Assignee: Yao Lei
>             Fix For: 2.4.0
>
>         Attachments: AMBARI-14605.patch
>
>
> HDFS now support four kinds of heterogeneous storage types: ARCHIVE, DISK, SSD and RAM_DISK.
> If we configure dfs.datanode.data.dir as [RAM_DISK]/anydir,it validates failed.
> please see https://hadoop.apache.org/docs/current/hadoop-project-dist/hadoop-hdfs/ArchivalStorage.html#Configuration
> HDP-2.3.4 has adopted this feature (HDFS-6581) listed in http://docs.hortonworks.com/HDPDocuments/HDP2/HDP-2.3.4/bk_HDP_RelNotes/content/patch_hadoop.html



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