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From Stan Pinte <stan.pi...@axone.be>
Subject Re: Stress testing
Date Wed, 17 Sep 2003 07:53:01 GMT

http://www.sleepycat.com/products/xml.shtml

They claim

>Databases up to 256 terabytes
>
>Berkeley DB uses 48 bits to address individual bytes in a database. This 
>means that the largest theoretical Berkeley DB database is 248 bytes, or 
>256 terabytes, in size. Berkeley DB is in regular production use today 
>managing databases that are hundreds of gigabytes in size.


At 09:49 17/09/2003, webhiker@tiscali.fr wrote:
>Content-Transfer-Encoding: 7bit
>
>Hi,
>
>I've been comparing Xindice and eXist to find out if either of them can 
>handle the type of usage we require for our project.
>For example, maximum number of documents in a single Collection.
>Given the simple document :
><test><data attr1="att1" attr2="attr2"/></test>
>
>Xindice 1.0 seems to run out of memory or other resources at about 200 
>000, while eXist (running in Tomcat) runs out of memory and performance at 
>about 50 000
>documents.
>I'm using default, out the box config for both DB's.
>I'd appreciate any feedback on similar tests anyone else may have done.
>
>Our project requires we be able to store approximately 500 000 documents, 
>little to no indexing is required.
>Does anyone have any ideas of any other DB which will allow us to store 
>this amount of Documents?
>I was under the impression this is not an unreasonable amount of documents 
>to have in  a Collection, but seems to be way off the scale for
>these two DB's.
>
>I suppose my alternative is to write a simple file-based DB which stores 
>each document to disk.
>
>Thanks
>WH
>
>
>
>
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