[YARN-2990] FairScheduler's delay-scheduling always waits for node-local and rack-local delays, even for off-rack-only requests

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.6.0
• Fix Version/s: 2.7.0
• Component/s: fairscheduler
• Target Version/s: 2.7.0
• Hadoop Flags: Reviewed
• Assignee: Karthik Kambatla
• Reporter: Karthik Kambatla
• Created: 24/Dec/14 00:31
• Updated: 10/Apr/15 20:09
• Resolved: 09/Feb/15 06:47

Description

Looking at the FairScheduler, it appears the node/rack locality delays are used for all requests, even those that are only off-rack.

More details in comments.