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From "Tsz Wo (Nicholas), SZE (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-4985) Add storage type to the protocol and expose it in block report and block locations
Date Wed, 21 Aug 2013 23:15:52 GMT

     [ https://issues.apache.org/jira/browse/HDFS-4985?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Tsz Wo (Nicholas), SZE updated HDFS-4985:
-----------------------------------------

    Fix Version/s: Heterogeneous Storages (HDFS-2832)

Done.
                
> Add storage type to the protocol and expose it in block report and block locations
> ----------------------------------------------------------------------------------
>
>                 Key: HDFS-4985
>                 URL: https://issues.apache.org/jira/browse/HDFS-4985
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: datanode, namenode
>    Affects Versions: 3.0.0
>            Reporter: Suresh Srinivas
>            Assignee: Arpit Agarwal
>             Fix For: Heterogeneous Storages (HDFS-2832)
>
>         Attachments: h4985.02.patch, h4985.04.patch, h4985.05.patch
>
>
> With HDFS-2880 datanode now supports storage abstraction. This is to add storage type
in to the protocol. Datanodes currently report blocks per storage. Storage would include storage
type attribute. Namenode also exposes the storage type of a block in block locations.

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