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From "Virajith Jalaparti (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-9809) Abstract implementation-specific details from the datanode
Date Tue, 12 Jul 2016 19:10:20 GMT

     [ https://issues.apache.org/jira/browse/HDFS-9809?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Virajith Jalaparti updated HDFS-9809:
-------------------------------------
    Attachment: HDFS-9809.004.patch

> Abstract implementation-specific details from the datanode
> ----------------------------------------------------------
>
>                 Key: HDFS-9809
>                 URL: https://issues.apache.org/jira/browse/HDFS-9809
>             Project: Hadoop HDFS
>          Issue Type: Task
>          Components: datanode, fs
>            Reporter: Virajith Jalaparti
>            Assignee: Virajith Jalaparti
>         Attachments: HDFS-9809.001.patch, HDFS-9809.002.patch, HDFS-9809.003.patch, HDFS-9809.004.patch
>
>
> Multiple parts of the Datanode (FsVolumeSpi, ReplicaInfo, FSVolumeImpl etc.) implicitly
assume that blocks are stored in java.io.File(s) and that volumes are divided into directories.
We propose to abstract these details, which would help in supporting other storages. 



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