[ https://issues.apache.org/jira/browse/HADOOP-432?page=com.
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Work on HADOOP-432 stopped by Doug Cutting.
> support undelete, snapshots, or other mechanism to
recover lost files
>
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>
> Key: HADOOP-432
> URL: http
s://issues.apache.org/jira/browse/HADOOP-432
> Project: Hadoop
> Issue Type: Improvement
> Components: dfs
> Reporter: Yoram Arnon
> Assigned To: Doug Cutting
> Fix For: 0.12.0
>
> Attachments: trash.patch, trash2.patch,
trash3.patch, undelete12.patch, undelete16.patch,
undelete17.patch
>
>
> currently, once you delete a file it's gone forever.
> most file systems allow some form of recovery of
deleted files.
> a simple solution would be an 'undelete' command.
> a more comprehensive solution would include snapshots,
manual and automatic, with scheduling options.
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