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From "Andrew Wang (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-11009) Add a tool to reconstruct block meta file from CLI
Date Tue, 18 Oct 2016 22:19:58 GMT

    [ https://issues.apache.org/jira/browse/HDFS-11009?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15586850#comment-15586850
] 

Andrew Wang commented on HDFS-11009:
------------------------------------

+1 LGTM thanks Xiao!

> Add a tool to reconstruct block meta file from CLI
> --------------------------------------------------
>
>                 Key: HDFS-11009
>                 URL: https://issues.apache.org/jira/browse/HDFS-11009
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: datanode
>            Reporter: Xiao Chen
>            Assignee: Xiao Chen
>         Attachments: HDFS-11009.01.patch, HDFS-11009.02.patch, HDFS-11009.03.patch, HDFS-11009.04.patch
>
>
> If the block file on local disk presents, but the meta file is missing, it's theoretically
possible to manually restore the meta file and have the block readable.
> This jira is to propose to add such a tool to do that.



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