[YARN-10315] Avoid sending RMNodeResourceupdate event if resource is same

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.4.0
• Fix Version/s: 3.4.0
• Component/s: graceful
• Target Version/s: 3.4.0
• Hadoop Flags: Reviewed
• Assignee: Sushil Ks
• Reporter: Bibin Chundatt
• Created: 14/Jun/20 10:27
• Updated: 12/Feb/24 00:37
• Resolved: 23/Jul/20 11:13

Description

When the node is in DECOMMISSIONING state the RMNodeResourceUpdateEvent is send for every heartbeat . Which will result in scheduler resource update.

Avoid sending the same.

Scheduler node resource update iterates through all the queues for resource update which is costly..