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From Marc Prud'hommeaux <mprud...@apache.org>
Subject Re: Lock-free HashMap
Date Thu, 17 May 2007 22:41:03 GMT

I recall Patrick was looking into replacing some of our slower Map  
plumbing recently. If he is still working on that, it would be  
interesting to see if these could be dropped in to see what the  
performance differences were.




On May 16, 2007, at 9:21 PM, Craig L Russell wrote:

> Don't know if anyone caught Cliff's preso at Java One...
>
> Anyone want to take a look at the new HashMap?
>
> Craig
>
> Begin forwarded message:
>
>> From: Kin-man Chung
>> Date: May 15, 2007 11:24:38 AM PDT
>> Subject: Lock-free HashMap
>>
>> Cliff Click talked about his lock-free HashMap at JavaOne, and
>> demonstrated its superior scalability over ConcurrentHashMap.
>> The source is available at
>>
>>   http://sourceforge.net/projects/high-scale-lib
>>
>> We should check this out and see if it can be used in Glassfish to
>> boost the spec numbers.
>>
>>   -Kin-man
>>
>
> Craig Russell
> Architect, Sun Java Enterprise System http://java.sun.com/products/jdo
> 408 276-5638 mailto:Craig.Russell@sun.com
> P.S. A good JDO? O, Gasp!
>


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