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From Stefano Mazzocchi <>
Subject Re: [RT] rethinking the cache storage system
Date Mon, 23 Feb 2004 18:38:12 GMT

On Feb 23, 2004, at 11:20, Scott Robert Ladd wrote:

> Hunsberger, Peter 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).
>> Makes sense to me: from what I understand of the issue the store is
>> (mostly?) not updatable (you either do a write or a read)?  If so you
>> don't need a database; file systems are actually very efficient for 
>> that
>> kind of thing...
> I don't understand why you're using Jisp, either. It would seemt o be 
> very slow for your needs, forcing things to be serialized in and out 
> of a datastore.
> When I've written cache system, I've always used the file system 
> directly. The only catch is that some operating systems limit the 
> number of files on disk or in a directory; a very active server could 
> hit those limits using individual files.

That's my point entirely! I think we don't need it and we are actually 
slower :-)


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