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https://issues.apache.org/jira/browse/CASSANDRA-11743?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Benjamin Lerer updated CASSANDRA-11743:
---------------------------------------
    Reviewer: Branimir Lambov

> Race condition in CommitLog.recover can prevent startup
> -------------------------------------------------------
>
>                 Key: CASSANDRA-11743
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-11743
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Lifecycle
>            Reporter: Benjamin Lerer
>            Assignee: Benjamin Lerer
>             Fix For: 2.2.x, 3.0.x, 3.x
>
>
> In {{CommitLog::recover}} the list of segments to recover from is determined 
> by removing the files managed by the {{CommitLogSegmentManager}} from the 
> list of files present in the commit log directory. Unfortunatly, due to the 
> way the creation of segments is done there is a time window where a segment 
> file has been created but has not been added yet to the list of segments 
> managed by the {{CommitLogSegmentManager}}. If the filtering ocurs during 
> that time window the Commit log might try to recover from that new segment 
> and crash.   



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