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From "Konstantin Shvachko (JIRA)" <j...@apache.org>
Subject [jira] Resolved: (HDFS-576) Extend Block report to include under-construction replicas
Date Tue, 08 Sep 2009 22:49:57 GMT

     [ https://issues.apache.org/jira/browse/HDFS-576?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Konstantin Shvachko resolved HDFS-576.
--------------------------------------

      Resolution: Fixed
    Hadoop Flags: [Reviewed]

I committed this to the append branch.

> Extend Block report to include under-construction replicas
> ----------------------------------------------------------
>
>                 Key: HDFS-576
>                 URL: https://issues.apache.org/jira/browse/HDFS-576
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: data-node, name-node
>    Affects Versions: Append Branch
>            Reporter: Konstantin Shvachko
>            Assignee: Konstantin Shvachko
>             Fix For: Append Branch
>
>         Attachments: BlockReport.htm, NewBlockReport.patch, NewBlockReport.patch
>
>
> Current data-node block reports report only finalized (in append terminology) blocks.
Data-nodes should report all block replicas except for the temporary ones so that clients
could read from incomplete replicas and to make block recovery possible.
> The attached design document goes into more details of the new block reports.

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