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https://issues.apache.org/jira/browse/CASSANDRA-50?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jonathan Ellis reassigned CASSANDRA-50:
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    Assignee: Jonathan Ellis

> expunge ConcurrentHashMap
> -------------------------
>
>                 Key: CASSANDRA-50
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-50
>             Project: Cassandra
>          Issue Type: Improvement
>            Reporter: Jonathan Ellis
>            Assignee: Jonathan Ellis
>         Attachments: 
> 0001-expunge-ConcurrentHashMap-in-favor-of-NonBlockingHas.patch
>
>
> Avinash says it is less memory-efficient than NonBlockingHashMap.  NBHM also 
> has better performance numbers, although we don't use any of these instances 
> in high-contention scenarios.

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