[HELIX-126] StateModel stateTransitionMethod() and rest() are not synchronized on the partition

• Type: Sub-task
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Sprint: Sprint #4 10/2 - 10/16
• Assignee: Zhen Zhang
• Reporter: Zhen Zhang
• Created: 06/Jun/13 20:42
• Updated: 15/Jul/14 22:06

Description

StateModel.reset() is invoked by the ZkEvent thread
StateModel.stateTransitionMethod() is invoked by thread pool and syn'ed on the state model for that partition

when zk session expiry happens, it's possible that both are running for on the same state model instance