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From "Tsz Wo (Nicholas), SZE (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-5009) NameNode should expose storage information in the LocatedBlock
Date Mon, 26 Aug 2013 23:41:52 GMT

     [ https://issues.apache.org/jira/browse/HDFS-5009?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Tsz Wo (Nicholas), SZE updated HDFS-5009:
-----------------------------------------

    Description: 
The storage type is optionally reported by the DataNode along with block report. The NameNode
should make this information available to clients via LocatedBlock.

Also, LocatedBlock is used in reportBadBlocks(..).  We should add storage ID to LocatedBlock.

  was:The storage type is optionally reported by the DataNode along with block report. The
NameNode should make this information available to clients via LocatedBlock.

        Summary: NameNode should expose storage information in the LocatedBlock  (was: NameNode
should expose storage type in the LocatedBlock)
    
> NameNode should expose storage information in the LocatedBlock
> --------------------------------------------------------------
>
>                 Key: HDFS-5009
>                 URL: https://issues.apache.org/jira/browse/HDFS-5009
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: namenode
>    Affects Versions: 3.0.0
>            Reporter: Arpit Agarwal
>            Assignee: Tsz Wo (Nicholas), SZE
>
> The storage type is optionally reported by the DataNode along with block report. The
NameNode should make this information available to clients via LocatedBlock.
> Also, LocatedBlock is used in reportBadBlocks(..).  We should add storage ID to LocatedBlock.

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