[MAPREDUCE-7120] Make hadoop consider wildcard host as datalocal

• Type: New Feature
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 2.8.4
• Component/s: client
• Labels: feature option performance pull-request-available
• Target Version/s: 3.5.0
• Assignee: Unassigned
• Reporter: Brandon Scheller
• Created: 05/Jul/18 21:01
• Updated: 04/Jan/24 09:34

Description

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.

Issue Links

• links to: GitHub Pull Request #399
• links to: GitHub Pull Request #399