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Posted to common-dev@hadoop.apache.org by "Sameer Paranjpye (JIRA)" <ji...@apache.org> on 2006/09/07 10:03:25 UTC
[jira] Assigned: (HADOOP-50) dfs datanode should store blocks in
multiple directories
[ http://issues.apache.org/jira/browse/HADOOP-50?page=all ]
Sameer Paranjpye reassigned HADOOP-50:
--------------------------------------
Assignee: Milind Bhandarkar (was: Mike Cafarella)
> dfs datanode should store blocks in multiple directories
> --------------------------------------------------------
>
> Key: HADOOP-50
> URL: http://issues.apache.org/jira/browse/HADOOP-50
> Project: Hadoop
> Issue Type: Bug
> Components: dfs
> Affects Versions: 0.2.0
> Reporter: Doug Cutting
> Assigned To: Milind Bhandarkar
> Attachments: hadoop.50.patch.1
>
>
> The datanode currently stores all file blocks in a single directory. With 32MB blocks and terabyte filesystems, this will create too many files in a single directory for many filesystems. Thus blocks should be stored in multiple directories, perhaps even a shallow hierarchy.
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