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List:       kde-core-devel
Subject:    Re: DBus/QtDBus Concerns
From:       Waldo Bastian <bastian () kde ! org>
Date:       2006-07-13 18:44:04
Message-ID: 200607131444.11338.bastian () kde ! org
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On Wednesday 12 July 2006 14:25, Reinhold Kainhofer wrote:
> Am Mittwoch, 12. Juli 2006 19:56 schrieb Olaf Jan Schmidt:
> > Hi Marius!
> >
> > On the FSG Accessibility list, people are questioning our planned move of
> > the AT-SPI infrastructure from CORBA to DBUS based on the analysis
> > already named by Gary:
> > http://eleceng.dit.ie/frank/rpc/CORBAGnomeDBUSPerformanceAnalysis.pdf
> >
> > Unfortunately the analysis does not really explain the exact bindings
> > used, so it is impossible to evaluate properly.
>
> All the executables, as well as the source code and the build files
> (either .sh scripts or Makefiles) are available from that page, too:
>    http://eleceng.dit.ie/frank/rpc/benchmarking.tar.gz
>
> Of course, they are using their own gnome corba/dcop/dbus bindings. We
> might try it out with kde's dcop and qt's dbus bindings, too.
>
> Also, he's just evaluating the speed of many function calls with
> practically no data transferred. I wonder how the results are when large
> data chunks are transferred.

Note that the explanation on the performance difference points to the 
dispatching. That's something that is fixable in the binding I think, if 
someone would really care. (or if someone really wants to make a lot of 
calls)

Cheers,
Waldo
-- 
Linux Client Architect - Channel Platform Solutions Group - Intel Corporation

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