Hello Jesse!

Speaking of performance questions  - some of them were discussed during ISWC2010 by  
Daniel M Herzig, Basil Ell in their paper Semantic MediaWiki in Operation: Experiences with Building a Semantic Portal. [1]


[1] http://iswc2010.semanticweb.org/accepted-papers/397

On Tue, Mar 22, 2011 at 7:15 PM, Jesse Wang <wjxhome@gmail.com> wrote:
It'll be interesting to know more details about the performance problems
that SMW has at Wikia or in general, because there are many people who use
SMW for large scale data integration will be really interested in learning
the issues and how to work around them (if they won't be fixed in time).

Markus and Tim, can you be more specific here?
Thanks,
Jesse

On Tue, Mar 22, 2011 at 1:36 AM, Markus Krötzsch <
markus@semantic-mediawiki.org> wrote:

> On 22/03/11 03:01, Yaron Koren wrote:
> > Very interesting... I didn't know that was their official response now.
> > I don't think that conveys the full relationship they have with SMW, but
> > it's still good to know.
>
> The performance problems that Wikia has with SMW are very real, even if
> caused in no small part by the SMW configuration that is used on the
> sites. In any case Wikia runs the largest SMW installations that are
> around today, with millions of facts in single databases and complex
> queries on top of them.
>
> We are currently cooperating with Wikia for helping them to improve
> performance, and I hope that this will make it easier for them to fully
> embrace the use of semantic extensions on their sites.
>
> - Markus
>
> >
> > On Mon, Mar 21, 2011 at 7:49 PM, Robert Murphy <mrandmrsmurphy@gmail.com
> > <mailto:mrandmrsmurphy@gmail.com>> wrote:
> >
> >     Did you all know that this is what wikia sends to people who ask for
> >     SMW?!
> >     I'm glad I've gone with Referata.
> >
> >     ---------- Forwarded message ----------
> >     From: Wikia Support <support@wikia-inc.com
> >     <mailto:support@wikia-inc.com>>
> >     Date: Mon, Mar 21, 2011 at 12:18 PM
> >     Subject: RE: Wikia Contact Mail - Semantic Mediawiki, Semantic Forms,
> >     Semantic Drill Down {12501}
> >
> >
> >
> >       [image: Wikia Help]
> >
> >       Hello ***,
> >
> >     Thanks for contacting Wikia. Semantic MediaWiki is a very powerful
> >     extension. It can let you do some great things on a wiki, but that
> power
> >     comes at a cost. Queries can make wikis slow, which can be
> >     frustrating for
> >     visitors. Often, there are less costly extensions or built-in methods
> to
> >     achieve the same effects. So please consider your request for
> Semantic
> >     MediaWiki further. A comprehensive guide can be found at
> >     http://semantic-mediawiki.org
> >
> >     Even if you do know you need Semantic MediaWiki for a specific task,
> we
> >     still strongly urge you to take a minute to read the guide.
> >
> >     If you want to go ahead with this feature, please let us know. Or,
> >     let us
> >     know what you want to achieve, and we will look to see if there is a
> >     better
> >     way than Semantic MediaWiki.
> >
> >     ------------------------------
> >
> >     Timothy Quievryn
> >     Wikia Community Support Team
> >
> ------------------------------------------------------------------------------
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> >
> >
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> >
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> > _______________________________________________
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>
>
>
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--
Yury V. Katkov
Laboratory of intelligent systems
of the Saint-Petersburg National University of Information Technologies, Mechanics and Optics, Russia
http://ailab.ifmo.ru