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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HDFS-927) DFSInputStream retries too many times for new block locations
Date Tue, 06 Apr 2010 13:46:38 GMT

    [ https://issues.apache.org/jira/browse/HDFS-927?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12853965#action_12853965
] 

Hudson commented on HDFS-927:
-----------------------------

Integrated in Hadoop-Hdfs-trunk #275 (See [http://hudson.zones.apache.org/hudson/job/Hadoop-Hdfs-trunk/275/])
    

> DFSInputStream retries too many times for new block locations
> -------------------------------------------------------------
>
>                 Key: HDFS-927
>                 URL: https://issues.apache.org/jira/browse/HDFS-927
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: hdfs client
>    Affects Versions: 0.21.0, 0.22.0
>            Reporter: Todd Lipcon
>            Assignee: Todd Lipcon
>            Priority: Critical
>             Fix For: 0.20.2, 0.21.0
>
>         Attachments: hdfs-927-branch-0.21.txt, hdfs-927-branch0.20.txt, hdfs-927.txt
>
>
> I think this is a regression caused by HDFS-127 -- DFSInputStream is supposed to only
go back to the NN max.block.acquires times, but in trunk it goes back twice as many - the
default is 3, but I am counting 7 calls to getBlockLocations before an exception is thrown.

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