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https://issues.apache.org/jira/browse/BOOKKEEPER-840?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14366693#comment-14366693
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Hudson commented on BOOKKEEPER-840:
-----------------------------------

SUCCESS: Integrated in bookkeeper-master #990 (See 
[https://builds.apache.org/job/bookkeeper-master/990/])
BOOKKEEPER-840: Deadlock on flushLock on compaction (sijie) (sijie: rev 
68c5b5a40c33b813482e8a2371eedcb2e0d224e8)
* CHANGES.txt
* 
bookkeeper-server/src/main/java/org/apache/bookkeeper/bookie/GarbageCollectorThread.java


> Deadlock on flushLock on compaction
> -----------------------------------
>
>                 Key: BOOKKEEPER-840
>                 URL: https://issues.apache.org/jira/browse/BOOKKEEPER-840
>             Project: Bookkeeper
>          Issue Type: Bug
>          Components: bookkeeper-server
>            Reporter: Sijie Guo
>            Assignee: Sijie Guo
>            Priority: Critical
>             Fix For: 4.4.0, 4.3.1
>
>         Attachments: BOOKKEEPER-840.path
>
>
> the dead lock happens on entry log rolling and compaction.
>     entry log rolling will lock entry logger then lock flushLock.
>     compaction waiting for flush, will lock flushLock and then entry logger.



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