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MyASPN >> Mail Archive >> perl-xml
perl-xml
RE: Getting XML Nodes based on attributes value
by Andrew Strader other posts by this author
Sep 20 2005 5:38AM messages near this date
view in the new Beta List Site
RE: Getting XML Nodes based on attributes value | Re: Getting XML Nodes based on attributes value
& XSLT Read this:

http://search.cpan.org/~msergeant/XML-XPath-1.13/XPath.pm#On_Garbage_Col
lection

It's the XML::XPath module documentation section on garbage collection.
Refer to it to find out whether your script may have a memory leak. That
would contribute significantly to your performance problem, as your swap
space would quickly be diminished.

Andrew Strader
 

-----Original Message-----
From: perl-xml-bounces@[...].com
[mailto:perl-xml-bounces@[...].com] On Behalf Of Joseph
C. Bautista
Sent: Tuesday, September 20, 2005 7:39 AM
To: Joseph C. Bautista
Cc: perl-xml
Subject: Re: Getting XML Nodes based on attributes value

Hi All,

       I tried using XML::XPath::XMLParser and XML::XPath modules to 
parse an xml files. Its really works good and still working well only 
the problem is its taking so much time and resources. The xml files are 
approximately 20MB each. My CPU load jump to 16 and the server almost 
don't want to accept keyboard input anymore.

       My server is P4 1.7GHz with 512MB RAM running in linux redhat 9.

       Is there any way to do this in more optimize and faster way?


       Thank you and all sugestions/ideas are highly appreciated.

Joseph

> >> Hi All,
> >>
> >>    I was wondering if there's a module that i can used to get only 
> >> the nodes in an XML file based on the attributes value?
> >>
> >>   Example XML is:
> >>
> >>    <Things>
> >>       <Object Class="Pens" Location="Room">
> >>             <p name="length">4<\p>
> >>             <p name="thickness">.5</p>
> >>             <p name="color">yellow</p>
> >>       </Object>
> >>       <Object Class="Papers" Location="Room">
> >>             <p name="length">9<\p>
> >>             <p name="thickness">2</p>
> >>             <p name="color">yellow</p>
> >>       </Object>
> >>       <Object Class="Pens" Location="Sala">
> >>             <p name="length">4<\p>
> >>             <p name="thickness">.5</p>
> >>             <p name="color">Black</p>
> >>       </Object>
> >>       <Object Class="Papers" Location="Sala">
> >>             <p name="length">9<\p>
> >>             <p name="thickness">3</p>
> >>             <p name="color">white</p>
> >>       </Object>
> >>   </Things>
> >>
> >>    If I want to retrieve only the objects with class "Pens" then i 
> >> would just execute something like
> >>
> >>          $xml->node("Object", "Class" => "Pens")
> >>      and the module(s) will give me a hashref with two values. All 
> >> objects, including its parameters, with class "pens" (1 in "Sala" 
> >> and 1 in "Room")?
> >>
> >>
> >>    Thanks...
> >>
> >> Br,
> >> Joseph
> >>
> >>
> >>
> >
> > _______________________________________________
> > Perl-XML mailing list
> > Perl-XML@[...].com
> > To unsubscribe: http://listserv.ActiveState.com/mailman/mysubs
> >
> 
> 


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Thread:
Joseph C. Bautista
Tod Harter
Mark - BLS CTR Thomas
Andrew Strader
Joseph C. Bautista
Joseph C. Bautista
Petr Pajas
Robin Berjon
Merijn van den Kroonenberg

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