[YARN-7807] Assume intra-app anti-affinity as default for scheduling request inside AppPlacementAllocator

• Type: Sub-task
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Fix Version/s: 3.1.0
• Target Version/s: 3.1.0
• Assignee: Wangda Tan
• Reporter: Wangda Tan
• Created: 24/Jan/18 08:44
• Updated: 31/Jan/18 17:35
• Resolved: 24/Jan/18 20:55

Description

See discussion on: https://issues.apache.org/jira/browse/YARN-7791?focusedCommentId=16336857&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-16336857

We need to make changes to AppPlacementAllocator to treat default target allocation tags is for intra-app.