[YARN-751] CLONE - CapacityScheduler incorrectly utilizes extra-resources of queue for high-memory jobs

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Invalid
• Affects Version/s: 2.0.4-alpha
• Fix Version/s: 2.1.0-beta
• Component/s: capacityscheduler
• Assignee: Arun Murthy
• Reporter: Sergey Tryuber
• Created: 03/Jun/13 01:05
• Updated: 27/Aug/13 22:15
• Resolved: 03/Jun/13 03:28

Description

Imagine, we have a queue A with capacity 10 slots and 20 as extra-capacity, jobs which use 3 map slots will never consume more than 9 slots, regardless how many free slots on a cluster.

Issue Links

• is a clone of: MAPREDUCE-3859 CapacityScheduler incorrectly utilizes extra-resources of queue for high-memory jobs