[MAPREDUCE-4487] Reduce job latency by removing hardcoded sleep statements

• Type: Improvement
• Status: Patch Available
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 1.0.3, 2.0.0-alpha
• Component/s: mrv1, mrv2, performance
• Labels: BB2015-05-TBR
• Target Version/s: 1.3.0
• Assignee: Thomas White
• Reporter: Thomas White
• Created: 26/Jul/12 16:22
• Updated: 06/May/15 03:34

Description

There are a few places in MapReduce where there are hardcoded sleep statements. By replacing them with wait/notify or similar it's possible to reduce latency for short running jobs.

Issue Links

• is related to: MAPREDUCE-4488 Port MAPREDUCE-463 (The job setup and cleanup tasks should be optional) to branch-1