Does somebody has papers, links, stuff about the
topic:
- Performance of Apache SOAP (2.0)
- Apache SOAP 2.0 <-> Java RMI
- Java RMI
and some other this-topic-related stuff?
Cheers
Ralf
--- Jean-Louis Vila <[EMAIL PROTECTED]> wrote:
> Hi,
>
> 1) My opinion is that you couldn't compare SOAP
> and RMI because SOAP is a protocol definition.
> So you must compare RMI with a SOAP implementation.
>
> 2) SOAP is just near 1,5 year old and you must
> be patient to get a good SOAP implementation
>
> 3) In some case, XML parsers are not efficient,
> especially on Java implementation. In the most
> cases, people use DOM objects wich are pratical
> but heavy objects !
> More, XML validation has a big cost in term of
> time (More with Schema. See 4).
>
> 4) One side of SOAP is to specify datatypes
> with XML schema. XML Schema becomes a final
> recommendation the 02 May 2001, so, today, Schema
> validating parsers are just designed to be
> reliable and not to be quick !!
> When these parsers will be reliable they will
> be optimized.
>
> 5) RMI is Java world, SOAP is design for
> an "idealistic open world" ...
>
> Jean-Louis.
>
>
> > -----Message d'origine-----
> > De : Michael R. Clements
> [mailto:[EMAIL PROTECTED]]
> > Envoyé : mardi 26 juin 2001 22:18
> > À : [EMAIL PROTECTED]
> > Objet : RE: SOAP Performance (against RMI)
> >
> >
> > It's hard to compare performance because the test
> results would depend on
> > the amount and nature of the data marshaled across
> the function calls. I
> > would suspect that RMI's use of standard Java
> serialization is more
> > efficient than building and parsing XML strings,
> thus I would
> > expect RMI to
> > be proportionally faster than SOAP as the amount
> and complexity
> > of the data
> > increases.
> >
> > However, the existing XML parsers are woefully
> inefficient, which
> > would seem
> > to indicate that there is room for potentially
> large performance
> > gains. Thus
> > while I would expect RMI to maintain a performance
> advantage over
> > SOAP both
> > today and in the long term, I would expect the
> degree of this advantage to
> > shrink over time.
> >
> > In other words, if RMI is 6 times faster than SOAP
> today, it might only be
> > twice as fast a year from now.
> >
> > But one must consider that if the people in charge
> of the SOAP standards
> > allow the XML format for SOAP to bloat with new
> features (and complexity),
> > this will oppose the gains made from faster XML
> parsers and could destroy
> > any chance of making SOAP more efficient.
> >
> > Given this possibility, it is impossible to
> predict how RMI and SOAP will
> > continue to compare in performance. We can only
> hope that the
> > SOAP standards
> > people keep a tight lid on the XML format and we
> can realize the
> > advantages
> > of more efficient parsers.
> >
> > Regards,
> >
> > -----Original Message-----
> > From: Hansen, Richard
> [mailto:[EMAIL PROTECTED]]
> > Sent: Tuesday, June 26, 2001 12:06
> > To: '[EMAIL PROTECTED]'
> > Subject: RE: SOAP Performance (against RMI)
> >
> >
> > And SOAP will just be get faster over time. RMI
> probably won't.
> >
> > > -----Original Message-----
> > > From: SBC [mailto:[EMAIL PROTECTED]]
> > > Sent: Tuesday, June 26, 2001 1:56 PM
> > > To: [EMAIL PROTECTED]
> > > Subject: Re: SOAP Performance (against RMI)
> > >
> > >
> > > I did a simple test & found that RMI is 6 times
> > > faster. I used apache 2.2 with wls 6.0. I would
> not
> > > call it a real benchmark, but it gave me some
> idea.
> > >
> > > --- Ralf Bierig <[EMAIL PROTECTED]> wrote:
> > > > Hi,
> > > >
> > > > are there any performance measurement
> materials
> > > > about
> > > > SOAP against RMI in Web? Did somebody made a
> > > > benchmarktest with SOAP (and maybe RMI)?
> > > >
> > > > I am looking for material to determine, if
> SOAP is
> > > > good enough to fullfil the requirements I need
> for a
> > > > project.
> > > >
> > > > Greetings
> > > > Ralf
> > > >
> > > >
> __________________________________________________
> > > > Do You Yahoo!?
> > > > Get personalized email addresses from Yahoo!
> Mail
> > > > http://personal.mail.yahoo.com/
> > >
> > >
> > >
> __________________________________________________
> > > Do You Yahoo!?
> > > Get personalized email addresses from Yahoo!
> Mail - only $35
> > > a year! http://personal.mail.yahoo.com/
> > >
> >
>
__________________________________________________
Do You Yahoo!?
Get personalized email addresses from Yahoo! Mail
http://personal.mail.yahoo.com/
