[SPARK-23530] It's not appropriate to let the original master exit while the leader of zookeeper shutdown

• Type: Improvement
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 2.2.1, 2.3.0
• Component/s: Spark Core
• Assignee: Unassigned
• Reporter: liuxianjiao
• Created: 28/Feb/18 03:00
• Updated: 22/Aug/20 21:36

Description

When the leader of zookeeper shutdown,the current method of spark is letting the master exit to revoke the leadership.However,this sacrifice a master node.According the treatment of hadoop and storm ,we should let the origin active master to be standby ,or Re-election for spark master,or any other ways to revoke leadership gracefully.