Re: [tdf-discuss] Huge problems with big documents

Hi,

Bug filed: https://bugs.freedesktop.org/show_bug.cgi?id=60418

Yours

Florian

Am 07.02.2013 10:58, schrieb Giorgio Migliaccio:
> Hi,
>
> Please find attached the document (one of many alike).
>
> With kind regards,
>
> Giorgio Migliaccio
> Product Development Manager
>
> Telephone : +32 3 450 89 84
> Mobile : +32 486 92 43 41
> Email : giorgio.migliaccio@lettergen.be
> LetterGen
> Groene Hofstraat 13, 2850 Boom, Belgium
> www.lettergen.com
>
>
>
> -----Original Message-----
> From: Florian Reisinger [mailto:reisi007@gmail.com]
> Sent: donderdag 7 februari 2013 10:48
> To: Giorgio Migliaccio
> Cc: discuss@documentfoundation.org
> Subject: Re: [tdf-discuss] Huge problems with big documents
>
> Hi,
>
> The document is not attached. Please send me the document to me as PM...
>
> Yours,
>
> Florian
>
> Am 07.02.2013 09:07, schrieb Giorgio Migliaccio:
> > Hi all,
> >
> >    
> > We’re using LibreOffice (since v2.x up to 4.0 beta) inside our product LetterSketch, which was started 7 years ago.
> >
> > LetterSketch is a document authoring tool with which authors can create documents and extend it 
> > with conditions, loops, variables, sub documents and other ornaments.
> >
> > Finally this template gets compiled to an internal format and finally it can be generated on a 
> > server in high volume by feeding it data in XML format.
> >
> > Now we got our biggest implementation up to date, a major European bank. And they need to create 
> > pretty complex document structures, containing multiple sub-documents.
> >
> > And here we reached the limits of the OpenDocument format, or at least the LibreOffice/OpenOffice 
> > internal object representation.
> >
> >    
> > At the customer we created a template/document containing 113 pages, built up with plain text, various objects like comments and frames, and dozens of sub-documents and where it takes some 10-20 minutes to just open the template.
> >
> >    
> > We finally pinpointed the problem.
> >
> > When we just take the top-level odt file, without resolving any of the sub-documents, LibreOffice 
> > needs 1 minute at 100% CPU(intel i5 CPU) and 500 MB of memory (!!!) for this document alone.
> > So when we also start resolving the sub-documents, LibreOffice goes up to 1.8 GB of memory and then 
> > just crashes or disappears or freezes, there seems to be some kind of invisible ceiling.
> >
> > Closing the document takes another 1-2 minutes and some additional memory is needed!
> >
> > When saving the main document to the Word (.doc) format and then opening it in Word, MS Word only 
> > needs some 30 MB of memory to visualize this SAME document.
> >
> > Please find attached the concerning (main) document.
> >
> >
> > Is there any kind of suggestion you can give us to overcome this problem/limitation, since this is 
> > going to be a major showstopper for our project.
> >
> > Thank you very much for your suggestions.
> >
> >
> > With kind regards,
> >
> > Giorgio Migliaccio


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