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From "Konstantin Shvachko (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-1624) Unknown op code exception in DataXceiver.
Date Thu, 19 Jul 2007 01:51:04 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-1624?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_12513787
] 

Konstantin Shvachko commented on HADOOP-1624:
---------------------------------------------

+1 

> Unknown op code exception in DataXceiver.
> -----------------------------------------
>
>                 Key: HADOOP-1624
>                 URL: https://issues.apache.org/jira/browse/HADOOP-1624
>             Project: Hadoop
>          Issue Type: Bug
>    Affects Versions: 0.14.0
>            Reporter: Konstantin Shvachko
>            Assignee: Raghu Angadi
>            Priority: Blocker
>             Fix For: 0.14.0
>
>         Attachments: HADOOP-1624.patch
>
>
> There is a missing break statement in DataNode.DataXceiver.run() which sends DataXceiver
into an infinite loop printing
> Faulty op: 82
> 07/07/17 17:52:04 ERROR dfs.DataNode: DataXCeiver
> java.io.IOException: Unknown opcode 82in data stream
>     at org.apache.hadoop.dfs.DataNode$DataXceiver.run(DataNode.java:742)
>     at java.lang.Thread.run(Thread.java:595)
> Consequence of HADOOP-1134.
> Also a printout two lines below seems unnecessary.
> And another three lines below
>       LOG.error("DataXCeiver", t);
> should be spelled DataXceiver

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