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https://issues.apache.org/jira/browse/HADOOP-3486?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Owen O'Malley updated HADOOP-3486:
----------------------------------
Resolution: Fixed
Hadoop Flags: [Incompatible change, Reviewed] (was: [Reviewed,
Incompatible change])
Status: Resolved (was: Patch Available)
I just committed this. Thanks, Sanjay!
> Change default for initial block report to 0 sec and document it in
> hadoop-defaults.xml
> ---------------------------------------------------------------------------------------
>
> Key: HADOOP-3486
> URL: https://issues.apache.org/jira/browse/HADOOP-3486
> Project: Hadoop Core
> Issue Type: Bug
> Components: dfs
> Reporter: Sanjay Radia
> Assignee: Sanjay Radia
> Fix For: 0.18.0
>
> Attachments: hadoopDefaults4Delay.patch, hadoopDefaults4Delay2.patch
>
>
> HADOOP-2326 added a new config parameter for the initial block report that
> gets sent after DataNode registration.
> The default value for this parameter was 60 sec.
> This Jira changes the default to 0 sec - the approriate default for 1 node
> or small clusters (say less than 50 nodes)
> This Jira also documents the config parameter in hadoop-defaults.xml
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