RE: New System Development Tomcat Tuning

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Thanks running the tests... It's nice to know, that Tomcat can run at the
same speeds...

So with that being said, is their any functionality difference between
Tomcat and the standard WebSphere?

Is there anything Tomcat can't do, when it comes to running the web apps?

thanks, tim

> -----Original Message-----
> From: Joe Pluta [SMTP:joepluta@PlutaBrothers.com]
> Sent: Sunday, May 12, 2002 11:02 AM
> To:   web400@midrange.com
> Subject:      RE: [WEB400] New System Development Tomcat Tuning
>
> > From: Gary Kuznitz
> >
> > I would really like it if you would not take this discussion off
> > list.  I am
> > planning on bringing up Tomcat when we get v5r1 and would really like to
> > know the steps required to get it installed and configured optimally.
>
> Gary, have you brought up Tomcat on any other system?  I highly suggest
> that
> as a starting point.  Most of the problems I had were due to my lack of
> expertise with Tomcat, and on the other hand, the main reason I was able
> to
> find answers is because I was at least passing familiar with it.
>
> Tomcat, especially native Tomcat, is a Unix animal at heart, and if you're
> not comfortable with shell scripts, it's going to be a long, error-prone
> process.  You also need to be very familiar with the IFS, as well as with
> basic Java concepts.
>
> All that being said, with David's patient help, I was able to get native
> Tomcat up and running in about two hours, and reconfigured my software to
> run under the new environment in another hour or two.  Then we had a
> powerout.  Late last night (and early this morning) I fnially managed to
> run
> tests, and found that Tomcat 4.0 native runs nearly identically with
> WebSphere at both low and high loads.  It in fact runs a little better
> under
> light loads and is statistically identical (a difference of less than 3%)
> under heavy load.
>
> I have a couple of shell scripts that I modified from David's orginals, as
> well as a couple of programs that submit all the necessary CRTJVAPGM
> commands.  When you're ready, ask me for them, although I think I'll
> probably publish the whole nine yards as my next WebSphere column.
>
> Joe
>
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