RE: Performance Guidance

2002-06-07 Thread Savino, Matt C
J: No offense meant, but most people start with the most inefficient ways to generate XML, usually doing a lookup in a remote database (which is slow, but hard to avoid), building an XML string or a DOM tree (which is slow, memory consuming and avoidable) and then feed it to the XSLT

RE: Performance Guidance

2002-06-07 Thread Savino, Matt C
That's really good to know. Thanks Matt Savino Doesn't XSLT ultimately need it's source XML in a DOM object to run? It depends. One point is that DOM is an interface, and there exist heavyweight and leightweight implementations. Some XSLT processors can work directly from an arbitrary

Re: Performance Guidance

2002-06-07 Thread Oleg Tkachenko
Savino, Matt C wrote: Doesn't XSLT ultimately need it's source XML in a DOM object to run? Certainly not if you are talking about java processors. Moreover source xml in DOM form often means wastefulness of memory and cpu since almost every xslt processor always builds its own *optimized*

Re: Performance Guidance

2002-06-06 Thread J.Pietschmann
Zahigian, Mike wrote: I am using FOP to take a single page of XSL:FO content and convert to PDF. I have embedded FOP in a servlet. When I have one user requesting a page it takes about 6 or 7 seconds to get the page formatted as PDF. It seems like each additional simultaneous request pushes the

RE: Performance Guidance

2002-06-06 Thread Zahigian, Mike
06, 2002 1:51 PM To: '[EMAIL PROTECTED]' Subject: RE: Performance Guidance I am curently working on a system to only allow one FOP processing thread per appserver instance. You can search my earlier posts for some benchmarking results. Matt Savino Senior Systems Analyst Quest Diagnostics Inc

RE: Performance Guidance

2002-06-06 Thread Savino, Matt C
of the details. Matt Savino -Original Message- From: Zahigian, Mike [mailto:[EMAIL PROTECTED] Sent: Thursday, June 06, 2002 2:13 PM To: '[EMAIL PROTECTED]' Subject: RE: Performance Guidance Matt, I'm not sure what you mean by a one FOP processing thread per appserver instance? J

RE: Performance Guidance

2002-06-06 Thread Zahigian, Mike
I get it. Do you know if I can similarly limit the number of instances of a servlet to one? Mike Z. -Original Message- From: Savino, Matt C [mailto:[EMAIL PROTECTED] Sent: Thursday, June 06, 2002 2:17 PM To: '[EMAIL PROTECTED]' Subject: RE: Performance Guidance I mean every other