[YARN-876] Node resource is added twice when node comes back from unhealthy to healthy

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.2.0
• Component/s: resourcemanager
• Hadoop Flags: Reviewed
• Assignee: Peng Zhang
• Reporter: Peng Zhang
• Created: 23/Jun/13 13:39
• Updated: 30/Jun/15 07:20
• Resolved: 02/Oct/13 22:39

Description

When an unhealthy restarts, its resource maybe added twice in scheduler.
First time is at node's reconnection, while node's final state is still "UNHEALTHY".
And second time is at node's update, while node's state changing from "UNHEALTHY" to "HEALTHY".