[YARN-7348] Ignore the vcore in reservation request for fair policy queue

• Type: Improvement
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Component/s: fairscheduler, reservation system
• Assignee: Unassigned
• Reporter: Yufei Gu
• Created: 17/Oct/17 20:10
• Updated: 17/Oct/17 20:10

Description

The reservation calculation is based on steady fair share, whose vcores always be zero for fair policy queues. We can set vcores to zero in reservation request. Beside, we could do some improvement, like ignoring the vcores if the request is for fair policy queues.