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From Pier Fumagalli <>
Subject Re: [RT] rethinking the cache storage system
Date Mon, 01 Mar 2004 02:44:14 GMT
On 29 Feb 2004, at 21:58, Antonio Gallardo wrote:

> Pier Fumagalli dijo:
>> On 29 Feb 2004, at 19:25, Geoff Howard wrote:
>>>>> I think that a better use of the file system would yield much more
>>>>> performance, since JVM IO is pretty much optimized for file access
>>>>> anyway (and uses OS-level caching).
>>>>> thoughts?
>>>> I've been looking at the java.nio stuff, especially in the area of
>>>> memory mapping some files :-P I can tell you that it's FAST, and
>>>> basically does the trick. See a file as a big array in ram, well, 
>>>> but
>>>> actually it's only a "fake" array mapped really on the disk, and
>>>> cached by kernel...
>>> I've been thinking of that myself -- do I remember correctly that
>>> we've tossed around the idea of making 2.2 jdk1.4 only??
>> That would be so cool... Now that even IBM has a 1.4 JVM for most
>> platform (including Linux), well, I don't see why not! :-)
> Is a VOTE needed for this?

I suppose so...

> If yes, Can you start it?

I believe that whoever volunteers to do the work should do it, and 
currently I have zero time - Cocoon is going in production at work :-)


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