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From "Johan Oskarsson (JIRA)" <j...@apache.org>
Subject [jira] Commented: (CASSANDRA-50) expunge ConcurrentHashMap
Date Fri, 03 Apr 2009 16:36:13 GMT

    [ https://issues.apache.org/jira/browse/CASSANDRA-50?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12695479#action_12695479
] 

Johan Oskarsson commented on CASSANDRA-50:
------------------------------------------

>From what I've read on the mailing list and glancing over this code the patch gets a +1
from me.

> expunge ConcurrentHashMap
> -------------------------
>
>                 Key: CASSANDRA-50
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-50
>             Project: Cassandra
>          Issue Type: Improvement
>            Reporter: 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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