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Date: Mon, 26 Oct 2009 23:30:01 +0000 (UTC)
From: "Hudson (JIRA)" <jira@apache.org>
To: hdfs-issues@hadoop.apache.org
Subject: [jira] Commented: (HDFS-679) Appending to a partial chunk
 incorrectly assumes the first packet fills up the partial chunk
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    [ https://issues.apache.org/jira/browse/HDFS-679?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12770270#action_12770270 ] 

Hudson commented on HDFS-679:
-----------------------------

Integrated in Hdfs-Patch-h5.grid.sp2.yahoo.net #78 (See [http://hudson.zones.apache.org/hudson/job/Hdfs-Patch-h5.grid.sp2.yahoo.net/78/])
    

> Appending to a partial chunk incorrectly assumes the first packet fills up the partial chunk
> --------------------------------------------------------------------------------------------
>
>                 Key: HDFS-679
>                 URL: https://issues.apache.org/jira/browse/HDFS-679
>             Project: Hadoop HDFS
>          Issue Type: Bug
>    Affects Versions: 0.21.0
>            Reporter: Hairong Kuang
>            Assignee: Hairong Kuang
>             Fix For: 0.21.0
>
>         Attachments: appendToPartialChunk.patch, appendToPartialChunk1.patch
>
>
> When I run TestClientProtocolForPipelineRecovery, I always see that the block receiver throws IOException complaining about mismatched checksum when receiving the last data packet. It turns out the checksum of last packet was unexpectedly set to be zero.

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