[fdo-trac] #777: Improve WFS memory usage

FDO trac_fdo at osgeo.org
Tue Sep 6 09:45:00 EDT 2011


#777: Improve WFS memory usage
----------------------------+-----------------------------------------------
   Reporter:  gregboone     |       Owner:  gregboone
       Type:  defect        |      Status:  assigned 
   Priority:  major         |   Milestone:  3.7.0    
  Component:  WFS Provider  |     Version:  3.6.0    
   Severity:  2             |    Keywords:           
External_id:                |  
----------------------------+-----------------------------------------------

Comment(by gregboone):

 Robin Newton wrote:
 >
 > I guess I should have also asked: (c) Is FdoXmlFeatureReaderImpl
 > hanging on to all these features likely to be be a major factor in
 > memory use? To which my current answer would have to be "no".
 >

 That was a bit hasty. It turned out my replication example was falling
 foul of the stack issue before it had a chance to exhaust heap space. With
 the stack issue dealt with a I get a memory exhaustion problem that can be
 fixed by tweaking the code to FdoXmlFeatureReaderImpl::ReadNext so that it
 releases features which aren't needed any more.

 I'm not quite sure what I'm going to do with this, but if I wanted to
 submit a patch for consideration for the next release of FDO, what's the
 etiquette?
 Is this something I should ask about on the 'internals' list?

 Thanks,
 Robin

-- 
Ticket URL: <http://trac.osgeo.org/fdo/ticket/777#comment:3>
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