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From "Konstantin Shvachko (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HADOOP-1855) fsck should verify block placement
Date Fri, 12 Oct 2007 22:08:55 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-1855?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Konstantin Shvachko updated HADOOP-1855:
----------------------------------------

    Attachment:     (was: FsckBlockPlacement.patch)

> fsck should verify block placement
> ----------------------------------
>
>                 Key: HADOOP-1855
>                 URL: https://issues.apache.org/jira/browse/HADOOP-1855
>             Project: Hadoop
>          Issue Type: Improvement
>          Components: dfs
>    Affects Versions: 0.14.2
>            Reporter: dhruba borthakur
>            Assignee: Konstantin Shvachko
>             Fix For: 0.16.0
>
>         Attachments: FsckBlockPlacement1.patch
>
>
> fsck currently detects missing and under-replicated blocks. It would be helpful if it
can also detect blocks that do not conform to the block placement policy. An administrator
can use this tool to verify that blocks are distributed across racks.

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