[YARN-2588] Standby RM does not transitionToActive if previous transitionToActive is failed with ZK exception.

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.6.0, 2.5.1, 3.0.0-alpha1
• Fix Version/s: 2.6.0
• Component/s: resourcemanager
• Target Version/s: 2.6.0
• Hadoop Flags: Reviewed
• Assignee: Rohith Sharma K S
• Reporter: Rohith Sharma K S
• Created: 23/Sep/14 09:30
• Updated: 12/May/16 18:30
• Resolved: 17/Oct/14 17:56

Description

Consider scenario where, StandBy RM is failed to transition to Active because of ZK exception(connectionLoss or SessionExpired). Then any further transition to Active for same RM does not move RM to Active state.