[jira] [Commented] (MAPREDUCE-7120) Make hadoop consider wildcard host as datalocal

["Shilun Fan (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/MAPREDUCE-7120?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17802808#comment-17802808 ] 

Shilun Fan commented on MAPREDUCE-7120:
---------------------------------------

Bulk update: moved all 3.4.0 non-blocker issues, please move back if it is a blocker. Retarget 3.5.0.

> Make hadoop consider wildcard host as datalocal
> -----------------------------------------------
>
>                 Key: MAPREDUCE-7120
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-7120
>             Project: Hadoop Map/Reduce
>          Issue Type: New Feature
>          Components: client
>    Affects Versions: 2.8.4
>            Reporter: Brandon Scheller
>            Priority: Major
>              Labels: feature, option, performance, pull-request-available
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> Make hadoop consider wildcard host as datalocal.
> This allows hadoop to treat "\*" as data local. This allows remote filesystems to increase performance by skipping retrys for data locality by returning "\*" as the block host when the filesystem is asked for the block location.



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