On 6/19/07, Phillip Rhodes <[EMAIL PROTECTED]> wrote:
Everyone,
I now have jackrabbit in production, and things seem okay for most users.

The only problem I am having is when some users have more than 200 images, it's 
very very slow.
I am doing an xpath query, and looping through the results to obtain the image 
content (not the bytes, but just properties)

In my search of the archives, I found a respectDocumentOrder, but this does not 
seem to improve performance.
  <param name="respectDocumentOrder" value="false"/>

I was hoping for some additional ideas on how I can improve performance of the 
NodeIterator.  I am using the 
org.apache.jackrabbit.core.state.db.OraclePersistenceManager, if that matters.

Later, when things are stabilized further, I will send out a link with info for 
this very public application.  We have 22k registered users and they are going 
to be promoting it via banners, etc... in the coming months.


I had some problems with the performance of XPath queries in the path.
Unfortunately, being under heavy pressure I haven't been able to
diagnosticate the real problem. However, in my case I have switched to
"manual" navigation which proved to be somewhere like 10-100 times faster.

./alex
--
.w( the_mindstorm )p.



Phillip



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