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Posted to hdfs-dev@hadoop.apache.org by "Jing Zhao (JIRA)" <ji...@apache.org> on 2014/01/18 01:49:19 UTC

[jira] [Resolved] (HDFS-5783) Compute the digest before loading FSImage

     [ https://issues.apache.org/jira/browse/HDFS-5783?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jing Zhao resolved HDFS-5783.
-----------------------------

       Resolution: Fixed
    Fix Version/s: HDFS-5698 (FSImage in protobuf)
     Hadoop Flags: Reviewed

I've committed this .

> Compute the digest before loading FSImage
> -----------------------------------------
>
>                 Key: HDFS-5783
>                 URL: https://issues.apache.org/jira/browse/HDFS-5783
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>    Affects Versions: HDFS-5698 (FSImage in protobuf)
>            Reporter: Haohui Mai
>            Assignee: Haohui Mai
>             Fix For: HDFS-5698 (FSImage in protobuf)
>
>         Attachments: HDFS-5783.000.patch, HDFS-5783.001.patch, HDFS-5783.002.patch
>
>
> When loading the fsimage, the current code computes its MD5 digest on-the-fly. It does not work when the code does not read all the sections in strictly sequential order.
> This jira proposes to compute the MD5 digest before loading fsimage.



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