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Posted to hdfs-dev@hadoop.apache.org by "Allen Wittenauer (JIRA)" <ji...@apache.org> on 2014/07/18 20:20:06 UTC

[jira] [Resolved] (HDFS-389) reduce periodic block report time from datanodes

     [ https://issues.apache.org/jira/browse/HDFS-389?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Allen Wittenauer resolved HDFS-389.
-----------------------------------

    Resolution: Fixed

Fixed forever ago.

> reduce periodic block report time from datanodes
> ------------------------------------------------
>
>                 Key: HDFS-389
>                 URL: https://issues.apache.org/jira/browse/HDFS-389
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>            Reporter: Lohit Vijayarenu
>            Priority: Minor
>
> On trunk, block reports are sent every hour. Namenode process these block reports from all datanodes scanning the whole list of blocks. It would be good to check if we really need to send this frequently or if we could reduce its frequency. 



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