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Date: Fri, 14 Oct 2005 15:40:24 +0300
From: Eugeny N Dzhurinsky <eugenydzh@jdevelop.com>
To: jackrabbit-dev@incubator.apache.org
Subject: Re: performance (again)
Message-ID: <20051014124024.GA3564@jdevoff.zssm.zp.ua>
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On Fri, Oct 14, 2005 at 02:32:20PM +0200, Stefan Guggisberg wrote:
> eugeny, fyi:
> 
> in your code, i changed SAVE_INTERVAL to 100 and fixed
> the loop writing the properties as follows:
> 
>             for (int j = 0; j < PROPERTY_COUNT; j++) {
>                 InputStream in = new FileInputStream("repotest/repository.xml");
>                 n.setProperty("prop_blob", in);
>                 in.close();
>                 n.setProperty("prop" + j, level + "_" + i + "_" + j);
>             }
> 
> because i am using a windows box i modified repository.xml to
> use CQFileSystem instead of LocalFileSystem for the default
> workspace.
> 
> here's the results when i ran it on my machine (with -Xmx128):
> 
> Build 19530 in 796453 ms
> Traverse 19530 in 36219 ms
> node  found in 0 ms
> 
> i.e.
> - 19'530 nodes
> - 410'130 properties with 195'300 being BINARY!
> - 429'660 items on total
> - 1.8ms per item
> - 40ms per node
> i guess that's not too bad.

Yep, looks cool.
But with my results, I think issue with replacing the same property won't
affect performance SO much...

Could you please execute original code to see if it will produce different
results?

-- 
Eugene N Dzhurinsky