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Posted to commits@helix.apache.org by "dafu (JIRA)" <ji...@apache.org> on 2013/08/06 23:16:47 UTC

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

     [ https://issues.apache.org/jira/browse/HELIX-126?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

dafu updated HELIX-126:
-----------------------

    Issue Type: Sub-task  (was: Bug)
        Parent: HELIX-134
    
> StateModel stateTransitionMethod() and rest() are not synchronized on the partition
> -----------------------------------------------------------------------------------
>
>                 Key: HELIX-126
>                 URL: https://issues.apache.org/jira/browse/HELIX-126
>             Project: Apache Helix
>          Issue Type: Sub-task
>            Reporter: dafu
>
> 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

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