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From Pavel Ausianik <Pavel_Ausia...@epam.com>
Subject RE: [PATCH] Simple performance tests
Date Mon, 04 Nov 2002 19:58:55 GMT
Scott,

your code is definetly better, I have to learn threads usage little more.

Thanks,
Pavel

> -----Original Message-----
> From: Scott Nichol [mailto:snicholnews@scottnichol.com]
> Sent: Monday, November 04, 2002 9:06 PM
> To: soap-dev@xml.apache.org
> Subject: Re: [PATCH] Simple performance tests
> 
> 
> Pavel,
> 
> Thanks again.  I am adding your new files to CVS, although I have made
> one change.  When I ran the test on my uniprocessor machine, I fell
> straight through this code on the first loop:
> 
>       /// Waiting all requests to finish
>       while (numberRequests > 0) {
>           Thread.currentThread().sleep(100);
>       }
> 
> In other words, none of the new threads had reached the point 
> where they
> incremented numberRequests before this code was reached.  I 
> have worked
> around this race condition by waiting for the threads to finish:
> 
>       Vector threads = new Vector(numThreads);
>       for (int i=0; i<numThreads; i++) {
>           Thread t = new Thread( new ComplexRequest(), "Run: " + i);
>           t.start();
>           threads.addElement(t);
>       }
> 
>       /// Wait for all requests to finish
>       for (int i=0; i<numThreads; i++) {
>           try {
>               ((Thread) threads.elementAt(i)).join();
>           } catch (InterruptedException ie) {
>           }
>       }
> 
> This works for me, and I think it should work better in general.
> 
> Scott Nichol
> 
> ----- Original Message -----
> From: "Pavel Ausianik" <Pavel_Ausianik@epam.com>
> To: <soap-dev@xml.apache.org>
> Sent: Monday, November 04, 2002 12:39 PM
> Subject: RE: [PATCH] Simple performance tests
> 
> 
> > Seems like cmd was blocked
> > Now all files zipped
> >
> >
> > > -----Original Message-----
> > > From: Pavel Ausianik [mailto:Pavel_Ausianik@epam.com]
> > > Sent: Monday, November 04, 2002 7:30 PM
> > > To: 'Scott Nichol'; 'soap-dev@xml.apache.org'
> > > Subject: [PATCH] Simple performance tests
> > >
> > >
> > > Hello,
> > >
> > > In discussion of what performance gains we got, I created a
> > > very simple
> > > performance test, basing on existing addressbook sample
> > > (files attached
> > > should be added to java\samples\addressbook\ dir, sorry not
> > > sure how correct
> > > patch should be created for new files).
> > >
> > > The test allow to run getAddress / putAddress requests in
> > > cycle from several
> > > concurrent threads.
> > > I have tested it within following environment:
> > >
> > > 2XPIII -600, 1G of RAM, W2K
> > > Sun JRE 1.3.1
> > > Tomcat 4.0.3
> > > Xerces 2.x
> > >
> > > soap libs 2.2, 2.3.1, current
> > >
> > > The number of threads was set up to 8 (with more threads I had a
> > > socketException). Each test included 4000  calls
> > >
> > > Before each test server & client SOAP lib was replaced with
> > > corresponding
> > > version & server restarted
> > >
> > > The test was performed once in each config, sorry had no time for
> more
> > > accurate testing, maybe someone will complete it.
> > >
> > > The results I got following:
> > >
> > > SOAP ver , Time to run
> > > 2.2 107.091
> > > 2.3.1     98.841
> > > CUR 82.451
> > >
> > > Best regards,
> > > Pavel
> > >
> > > > -----Original Message-----
> > > > From: Scott Nichol [mailto:snicholnews@scottnichol.com]
> > > > Sent: Wednesday, October 30, 2002 6:17 PM
> > > > To: Pavel Ausianik
> > > > Subject: Re: [PATCH] Improve Key mapping
> > > >
> > > >
> > > > > It would be interesting if some performance measure test for
> whole
> > > > SOAP env
> > > > > (server / client ) could be done in comparison 
> current lib with
> > > > 2.3.1...
> > > >
> > > > I agree.  I have a list of things I would like to do with
> > > > SOAP, such as
> > > > code improvements, new features, more interop samples, but I
> > > > get time to
> > > > work on them in small spurts, so I know that many things on the
> list
> > > > will never get done (by me, at least).  I am not sure I will
> > > > get around
> > > > to performance measurements any time soon, but I would love
> > > to compare
> > > > 2.2, 2.3.1 and the current, as well as a quick comparison of
> tomcat,
> > > > jetty and resin as containers.
> > > >
> > > > Scott Nichol
> > > >
> > > >
> > >
> > >
> >
> >
> 
> 
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