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Date: Fri, 7 Sep 2012 10:01:07 +1100 (NCT)
From: "Neha Narkhede (JIRA)" <jira@apache.org>
To: kafka-dev@incubator.apache.org
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Subject: [jira] [Updated] (KAFKA-498) Controller code has race conditions
 and synchronization bugs
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     [ https://issues.apache.org/jira/browse/KAFKA-498?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Neha Narkhede updated KAFKA-498:
--------------------------------

    Attachment: kafka-498-v2.patch

Deleted an unused file, fixed minor typo
                
> Controller code has race conditions and synchronization bugs
> ------------------------------------------------------------
>
>                 Key: KAFKA-498
>                 URL: https://issues.apache.org/jira/browse/KAFKA-498
>             Project: Kafka
>          Issue Type: Bug
>    Affects Versions: 0.8
>            Reporter: Neha Narkhede
>            Assignee: Neha Narkhede
>              Labels: bugs
>         Attachments: kafka-498-v1.patch, kafka-498-v2.patch
>
>   Original Estimate: 24h
>  Remaining Estimate: 24h
>
> The controller maintains some internal data structures that are updated by state changes triggered by zookeeper listeners. There are race conditions in the controller channel manager and the controller state machine.

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