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https://issues.apache.org/jira/browse/MAPREDUCE-744?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12786279#action_12786279
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Devaraj Das commented on MAPREDUCE-744:
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I should add that "public" means world-readable. The entire hierarchy of the
cache file path is checked for that (starting from the leaf filename to "/").
> Support in DistributedCache to share cache files with other users after
> HADOOP-4493
> -----------------------------------------------------------------------------------
>
> Key: MAPREDUCE-744
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-744
> Project: Hadoop Map/Reduce
> Issue Type: Sub-task
> Components: tasktracker
> Reporter: Vinod K V
> Attachments: 744-early.patch
>
>
> HADOOP-4493 aims to completely privatize the files distributed to TT via
> DistributedCache. This jira issues focuses on sharing some/all of these files
> with all other users.
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