In the best of all possible worlds, I'm with you, I'd like to have
apache in front. In the real world though, httpd.conf scares the willies out
of me; it's like sendmail.cf without the clarity or ease of use :).
--- Pat
> -----Original Message-----
> From: Mark Wilcox [mailto:[EMAIL PROTECTED]
> Sent: Tuesday, November 29, 2005 9:50 AM
> To: Tapestry users
> Subject: Re: OT: Apache Portable Runtime
>
> Hmm. I would think that the reason to use APR with Tomcat would be to
> leverage Apache's SSL libraries. I'm not even sure if there's a big
> performance benefit of that as opposed to alternative solutions such
> as offloading SSL to a load-balancer. But you might benefit from
> re-using Apache's SSL config.
>
> I wouldn't really any benefit of embedding non-SSL traffic into Tomcat
> via APR. I would still rather see Apache in front of your app server
> because that gives you tangeible benefits that embedded APR doesn't:
>
> 1 - You can add/remove app servers without having to take website down
> (though load-balancers can do this as well)
>
> 2 - You get extra security in particular for your database layer.
>
> 3 - You can take app servers down for upgrades/patches, etc and use
> Apache to put up a down notice message.
>
> Just some quick thoughts.
>
> Mark
>
> On 11/29/05, Patrick Casey <[EMAIL PROTECTED]> wrote:
> >
> >
> > Has anybody seen any actual performance numbers comparing
> Tomcat
> > 5.5.x/JNI/APR with just plain Tomcat 5.5.x? Having built the shared
> > libraries and installed them into my JRE, about all I can say is that
> using
> > the APR makes configuration harder. The Tomcat doc makes noises to the
> > effect that it "should" be faster in "some circumstances", but I can't
> find
> > any actual benchmarks anywhere to confirm or deny up that particular
> > statement. At the moment, my inclination is to just stick with straight
> java
> > Tomcat on the grounds that it's one less moving part, but I'd like to
> get a
> > feel for how much of a performance hit I'd actually be taking if I did
> so.
> >
> >
> >
> > Does anybody know of any testing to that effect?
> >
> >
> >
> > --- Pat
> >
> >
> >
> > PS In case you haven't looked into this yet, recent versions
> of
> > tomcat let you use JNI to natively invoke the (c language) apache
> portable
> > runtime library on your server. So instead of having Apache fronting
> tomcat,
> > you have tomcat calling through into the Apache Library. In theory this
> is
> > easier to configure than apache->tomcat, but still faster than just
> plain
> > tomcat. In practice, well, that's what I'm asking about.
> >
> >
> >
>
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