[YARN-7625] Expose NM node/containers resource utilization in JVM metrics

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 3.1.0
• Component/s: nodemanager
• Target Version/s: 3.0.0
• Hadoop Flags: Reviewed
• Assignee: Weiwei Yang
• Reporter: Weiwei Yang
• Created: 08/Dec/17 08:17
• Updated: 13/Dec/17 02:03
• Resolved: 12/Dec/17 19:03

Description

YARN-4055 adds node resource utilization to NM, we should expose these info in NM metrics, it helps in following cases:

1. Users want to check NM load in NM web UI or via rest API
2. Provide the API to further integrated to the new yarn UI, to display NM load status