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Date:      Tue, 1 Apr 2003 15:36:45 +0200
From:      Imkenberg@t-online.de (Thorsten Mauch)
To:        <freebsd-java@freebsd.org>
Subject:   Re: Is FreeBSD the right platfrom for JBOSS ?
Message-ID:  <005101c2f853$bd04d620$9001000a@thorsten4>
References:  <Pine.LNX.4.44.0304011538310.21551-100000@matrix.gatewaynet.com>

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- I know that the jboss doc is old, but it fit to what i measure, in the
current doc
I didn't found any statment.

- I undertsand that Blackdown have the same thread implementaion. But i can
give it try anyway

----- Original Message -----
From: "Achilleus Mantzios" <achill@matrix.gatewaynet.com>
To: "Thorsten Mauch" <Imkenberg@t-online.de>
Sent: Tuesday, April 01, 2003 7:39 PM
Subject: Re: Is FreeBSD the right platfrom for JBOSS ?


> On Tue, 1 Apr 2003, Thorsten Mauch wrote:
>
> > In my applciation i use Cocoon/ Jetty or Tomcat and Jboss 2.4.6 or
3.0.4.
> > I used win2000 and differnt linux dists, like Debian 3.0 and SuSE 8.0.
> > I tried the sun jdk.1.3.1 and 1.4_02.
> > But all changes in configuration result only in small differencs.
> > I didn't made exact profiling of my applciation. I simply measure the
page
> > gernaeration time with the cocoon profiling pipeline.
> > The result was that windows was about 50% faster then linux. And that in
> > case
> > of mulible clients i seems that Linux sometimes stucked.
> > This observation was suprising for me becuase a differnet cocoon
application
> > that
> > don't uses Jboss perform rather better with linux then windows.
> >
> > The I found the following statement in the Jboss docs:
> > "Be aware however that JBoss performance is very dependant on the
underlying
> > configuration.
> > For example, informal tests show that on the same PC box, it can run
twice
> > as fast under Windows 2000 / Sun JVM
> > than under Linux 2.2 / Sun JVM"
>
> Just 2 points
>
> This Jboss documentation is ancient.
> Why dont you try blackdown JVM instead of SUN's ???
>
> >
> >
> > ----- Original Message -----
> > From: "Achilleus Mantzios" <achill@matrix.gatewaynet.com>
> > To: "Thorsten Mauch" <Imkenberg@t-online.de>
> > Cc: <freebsd-java@freebsd.org>
> > Sent: Tuesday, April 01, 2003 6:43 PM
> > Subject: Re: Is FreeBSD the right platfrom for JBOSS ?
> >
> >
> > >
> > > On Tue, 1 Apr 2003, Thorsten Mauch wrote:
> > >
> > > There has been an effort called NGPT for linux
> > > that tried to implement N:M (#threads:#processes).
> > >
> > > Anyway now, NGPT is going to be droped in favor
> > > of NPTL by RedHat.
> > >
> > > NPTL is a 1:1 model, and is supposed to kick some butts
> > > when it gets intergrated in the new 2.6.* linux kernel.
> > >
> > > FreeBSD -STABLE works with userland threads.
> > > -CURRENT tho (5.*) , is supposed to be kicking as well.
> > >
> > > I am very interested in your configuration:
> > > What windows do you use?
> > > What version of Linux, j2sdk???
> > > How many reqs per min??
> > > I am just curious that the Windows mach performed better.
> > >
> > > (is it jetty threads that cause you the bad performance??)
> > >
> > > > Hi all
> > > > I suffer a lot from the absence of native java threads in Linux. My
> > > > Jboss applicaion runs under linux significant slower then under
windows.
> > > > Nor it scales good.
> > > > For security reasons I don't want to run my server with windows, so
I
> > > > consider to
> > > > choose freeBSD.
> > > > Does anybody have experiance with Jboss and freeBSD ? Does I have to
> > > > expect compatibily problem ? And how the threading is implemtned in
BSD
> > ?
> > > > Can I expect the speed and scalability from windows and the securtiy
and
> > > > stablility from UNIX ?
> > > > If so, whitch port i should use ?
> > > >
> > > > Thanx a lot
> > > > Thorsten
> > > > _______________________________________________
> > > > freebsd-java@freebsd.org mailing list
> > > > http://lists.freebsd.org/mailman/listinfo/freebsd-java
> > > > To unsubscribe, send any mail to
"freebsd-java-unsubscribe@freebsd.org"
> > > >
> > >
> > > --
> > > ==================================================================
> > > Achilleus Mantzios
> > > S/W Engineer
> > > IT dept
> > > Dynacom Tankers Mngmt
> > > Nikis 4, Glyfada
> > > Athens 16610
> > > Greece
> > > tel:    +30-210-8981112
> > > fax:    +30-210-8981877
> > > email:  achill@matrix.gatewaynet.com
> > >         mantzios@softlab.ece.ntua.gr
> > >
> >
>
> --
> ==================================================================
> Achilleus Mantzios
> S/W Engineer
> IT dept
> Dynacom Tankers Mngmt
> Nikis 4, Glyfada
> Athens 16610
> Greece
> tel:    +30-210-8981112
> fax:    +30-210-8981877
> email:  achill@matrix.gatewaynet.com
>         mantzios@softlab.ece.ntua.gr
>



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