[YARN-10695] Event related improvement of YARN for better usage.

• Type: Improvement
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Assignee: Qi Zhu
• Reporter: Qi Zhu
• Created: 16/Mar/21 07:59
• Updated: 09/Aug/21 02:57

Description

This jira, marked the event related improvement in yarn for better usage.

 cc Jim_Brennan bibinchundatt pbacsko ebadger ztang  epayne gandras  bteke

Issue Links

• relates to: YARN-9237 NM should ignore sending finished apps to RM during RM fail-over
• relates to: YARN-10844 Add Leveldb Statestore metrics to NM

Sub-Tasks

• Add RMNodeEvent to single async dispatcher before YARN-9927.: Open
• RM multi-thread event processing mechanism: Patch Available
• Add fair call queue support to event processing queue.: Open
• Add rm dispatcher event metrics in SLS: Open