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https://issues.apache.org/jira/browse/HDFS-1120?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13011542#comment-13011542
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Harsh J Chouraria commented on HDFS-1120:
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@Todd - Marked :)
@Dhruba - Yes that's the idea! I'll post a patch soon.
> Make DataNode's block-to-device placement policy pluggable
> ----------------------------------------------------------
>
> Key: HDFS-1120
> URL: https://issues.apache.org/jira/browse/HDFS-1120
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: data-node
> Reporter: Jeff Hammerbacher
> Assignee: Harsh J Chouraria
>
> As discussed on the mailing list, as the number of disk drives per server
> increases, it would be useful to allow the DataNode's policy for new block
> placement to grow in sophistication from the current round-robin strategy.
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