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https://issues.apache.org/jira/browse/CASSANDRA-8949?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Tyler Hobbs updated CASSANDRA-8949:
-----------------------------------
    Fix Version/s: 2.0.15

> CompressedSequentialWriter.resetAndTruncate can lose data
> ---------------------------------------------------------
>
>                 Key: CASSANDRA-8949
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-8949
>             Project: Cassandra
>          Issue Type: Bug
>            Reporter: Joshua McKenzie
>            Assignee: Joshua McKenzie
>            Priority: Critical
>             Fix For: 2.0.15, 2.1.5
>
>
> If the FileMark passed into this method fully fills the buffer, a subsequent 
> call to write will reBuffer and drop the data currently in the buffer. We 
> need to mark the buffer contents as dirty in resetAndTruncate to prevent this 
> - see CASSANDRA-8709 notes for details.



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