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https://issues.apache.org/jira/browse/CASSANDRA-3716?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13187285#comment-13187285
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Jonathan Ellis commented on CASSANDRA-3716:
-------------------------------------------

There's still an awful lot of isMarkedForDelete calls there.  I'm worried that 
it will be easy to inadvertently add incorrect uses of iMFD, and we'll miss it 
on audit b/c of the volume of calls to it.  Any ideas on reducing that danger?
                
> Clean up isMarkedForDelete / getLocalDeletionTime
> -------------------------------------------------
>
>                 Key: CASSANDRA-3716
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-3716
>             Project: Cassandra
>          Issue Type: Improvement
>          Components: Core
>            Reporter: Jonathan Ellis
>            Assignee: Sylvain Lebresne
>              Labels: compaction
>             Fix For: 1.1
>
>         Attachments: 3716.patch
>
>
> As explained in CASSANDRA-3579, isMarkedForDelete() depends on the current 
> system clock so it can change during a two-pass compaction.  Suggested fix is 
> to replace iMFD + gLDT with a getExpirationTime method, so comparison with 
> the compaction's gcBefore will remain constant.

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