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From "Suresh Srinivas (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HDFS-1713) Hdfs Federation: Prevent DataBlockScanner from running in tight loop
Date Thu, 03 Mar 2011 21:20:36 GMT

    [ https://issues.apache.org/jira/browse/HDFS-1713?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13002227#comment-13002227
] 

Suresh Srinivas commented on HDFS-1713:
---------------------------------------

+1 for the patch.

> Hdfs Federation: Prevent DataBlockScanner from running in tight loop 
> ---------------------------------------------------------------------
>
>                 Key: HDFS-1713
>                 URL: https://issues.apache.org/jira/browse/HDFS-1713
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: name-node
>    Affects Versions: Federation Branch
>            Reporter: Jitendra Nath Pandey
>            Assignee: Jitendra Nath Pandey
>             Fix For: Federation Branch
>
>         Attachments: HDFS-1713.1.patch
>
>
> In some test scenarios, if block pools are added and removed frequently, the block scanner
runs in tight loop.

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