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https://issues.apache.org/jira/browse/OAK-4555?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Francesco Mari resolved OAK-4555.
---------------------------------
Resolution: Fixed
Fix Version/s: Segment Tar 0.0.6
Fixed at r1752601.
> Deadlock in CompactionStats.writeNode during online compaction
> --------------------------------------------------------------
>
> Key: OAK-4555
> URL: https://issues.apache.org/jira/browse/OAK-4555
> Project: Jackrabbit Oak
> Issue Type: Bug
> Components: segment-tar
> Affects Versions: Segment Tar 0.0.2
> Reporter: Valentin Olteanu
> Assignee: Francesco Mari
> Fix For: Segment Tar 0.0.6
>
> Attachments: stacktrace.log
>
>
> While running online revision cleanup under high load, the instance reached a
> deadlock (or possible infinite loop).
> Full thread dump is attached, but it seems that:
> 1. Thread-21 tries to commit -> CompactionStats.writeNode -> locked by
> compaction thread
> 2. TarMK compaction thread tries to compact -> print statistics -> infinite
> loop
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