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From "Jiangjie Qin (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (KAFKA-4735) Fix deadlock issue during MM shutdown
Date Tue, 07 Feb 2017 01:01:34 GMT

     [ https://issues.apache.org/jira/browse/KAFKA-4735?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jiangjie Qin resolved KAFKA-4735.
---------------------------------
    Resolution: Fixed

> Fix deadlock issue during MM shutdown
> -------------------------------------
>
>                 Key: KAFKA-4735
>                 URL: https://issues.apache.org/jira/browse/KAFKA-4735
>             Project: Kafka
>          Issue Type: Bug
>    Affects Versions: 0.10.2.0
>            Reporter: Dong Lin
>            Assignee: Dong Lin
>             Fix For: 0.10.3.0
>
>
> In https://issues.apache.org/jira/browse/KAFKA-4521 we fixed a potential message reorder
bug in MM. However, the patch introduced another bug that can cause deadlock during MM shutdown.
The deadlock will happen if zookeeper listener thread call requestAndWaitForCommit() after
MirrorMaker thread has already exited loop of consuming and producing messages.



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