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https://issues.apache.org/jira/browse/CASSANDRA-6843?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13975647#comment-13975647
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Sylvain Lebresne commented on CASSANDRA-6843:
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Then let's maybe wait to see how that pan out first, but using allocateMemory()
and freeMemory() does sound like a reasonable idea to me a priori.
> Reclaim overwritten off-heap memtable space early
> -------------------------------------------------
>
> Key: CASSANDRA-6843
> URL: https://issues.apache.org/jira/browse/CASSANDRA-6843
> Project: Cassandra
> Issue Type: Improvement
> Components: Core
> Reporter: Benedict
> Assignee: Benedict
> Labels: performance
> Fix For: 3.0
>
>
> Perform GC on the off-heap memtable arenas
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