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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-1776) Bug in Concat code
Date Sun, 24 Jul 2011 12:42:10 GMT

    [ https://issues.apache.org/jira/browse/HDFS-1776?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13070159#comment-13070159
] 

Hudson commented on HDFS-1776:
------------------------------

Integrated in Hadoop-Hdfs-trunk #734 (See [https://builds.apache.org/job/Hadoop-Hdfs-trunk/734/])
    HDFS-1776 Bug in Bug in Concat code. Contributed by Bharath Mundlapudi

molkov : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1150247
Files : 
* /hadoop/common/trunk/hdfs/src/java/org/apache/hadoop/hdfs/server/namenode/INodeFile.java
* /hadoop/common/trunk/hdfs/CHANGES.txt
* /hadoop/common/trunk/hdfs/src/test/unit/org/apache/hadoop/hdfs/server/namenode/TestINodeFile.java


> Bug in Concat code
> ------------------
>
>                 Key: HDFS-1776
>                 URL: https://issues.apache.org/jira/browse/HDFS-1776
>             Project: Hadoop HDFS
>          Issue Type: Bug
>    Affects Versions: 0.23.0
>            Reporter: Dmytro Molkov
>            Assignee: Bharath Mundlapudi
>             Fix For: 0.23.0
>
>         Attachments: HDFS-1776-1.patch
>
>
> There is a bug in the concat code. Specifically: in INodeFile.appendBlocks() we need
to first reassign the blocks list and then go through it and update the INode pointer. Otherwise
we are not updating the inode pointer on all of the new blocks in the file.

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