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From "Rob Staveley (Tom)" <rstave...@seseit.com>
Subject RE: Out of memory error
Date Thu, 13 Jul 2006 15:17:24 GMT
Let us know how you get on. There are a lot of people fighting very similar
battles on this list. 

-----Original Message-----
From: Suba Suresh [mailto:subas@wolfram.com] 
Sent: 13 July 2006 15:30
To: java-user@lucene.apache.org
Subject: Re: Out of memory error

Thanks.

I am using the getText(PDDocument) method of the PDFTextStripper. I will try
the other suggestion.

suba suresh.

Rob Staveley (Tom) wrote:
> If you are using
> http://www.pdfbox.org/javadoc/org/pdfbox/util/PDFTextStripper.html#get
> Text(o rg.pdfbox.pdmodel.PDDocument), you are going to get a large 
> String and may need a 1G heap.
> 
> If, however, you are using
> http://www.pdfbox.org/javadoc/org/pdfbox/util/PDFTextStripper.html#wri
> teText
> (org.pdfbox.pdmodel.PDDocument,%20java.io.Writer) to go via a 
> temporary file, you will not need so much RAM, but you need to use 
> http://lucene.apache.org/java/docs/api/org/apache/lucene/document/Fiel
> d.html
> #Field(java.lang.String,%20java.io.Reader) to construct your Lucene 
> field (rather than 
> http://lucene.apache.org/java/docs/api/org/apache/lucene/document/Fiel
> d.html 
> #Field(java.lang.String,%20java.lang.String,%20org.apache.lucene.docum
> ent.Fi eld.Store,%20org.apache.lucene.document.Field.Index)).
> 
> -----Original Message-----
> From: Suba Suresh [mailto:subas@wolfram.com]
> Sent: 13 July 2006 14:55
> To: java-user@lucene.apache.org
> Subject: Out of memory error
> 
> I am indexing different document formats with lucene 1.9. One of the 
> pdf file I am indexing is 300MG. Whenever the index writer hits that 
> file it stops the indexing with "Out of Memory" exception. I am using 
> the pdf box library to index. I have set the following merge factors in my
code.
> 
> writer.setMergeFactor(1000);
> writer.setMaxMergeDocs(9999999);
> writer.setMaxBufferedDocs(1000);
> writer.setMaxFieldLength(Integer.MAX_VALUE);
> 
> I would like any help and suggestions.
> 
> thanks,
> suba suresh.
> 
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