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From Gaurav Vaish <gaurav.va...@gmail.com>
Subject Re: Tomcat Benchmarking / Load Testing
Date Tue, 31 Aug 2004 15:32:07 GMT
Hello Sandy,

  Great thanks for sharing this piece of information. I am pretty
confident that this would definitely assist me in my work.

  However, I just wonder what tool did you use to create this
statistics which is simply awsome!


Happy Hacking,
Gaurav Vaish
http://gallery.mastergaurav.net
-----------------------------------



On Tue, 31 Aug 2004 11:19:26 -0400, Sandy McArthur <sandy@mcarthur.org> wrote:
> We, University of Florida, use Tomcat 5 for our webapps when we can.
> (We also use WebSphere and WebLogic when needed.)
> 
> Our largest use of Tomcat is with our webmail cluster. You can find
> some stats for that at: http://webstats.ufl.edu/webmail.ufl.edu/ (Note:
> that the monthly reports are behind because of problems with analog on
> AIX.)
> 
> Yesterday during peak usage we were handling 55 request per second:
> http://webstats.ufl.edu/webmail.ufl.edu/daily-2004-08-30.html#hoursum
> 
> Our setup is 3 machines running Apache HTTPD with mod_jk load balancing
> to 4 machines running Tomcat 5. While all of those machines are beefy
> quad CPU boxes with between 2 to 8 gig of ram none of them are single
> purpose machines.
> 
> Our Apache HTTPD machines serve over a hundred virtual hosts, so there
> are a lot of other factors which makes it hard for me to assert any
> performance numbers of our tomcat setup. I can say our last problems
> with our webmail setup stemmed from running out of simultaneous
> connections in apache httpd when all the students returned this past
> fall. The 4 boxes running tomcat is overpowered to handle any surge in
> usage and I haven't seen their CPU load cross 33%.
> 
> On Aug 31, 2004, at 9:39 AM, Gaurav Vaish wrote:
> 
> > Can you please name a few?
> >
> > On Tue, 31 Aug 2004 08:11:50 -0500, Peter Lin <woolfel@gmail.com>
> > wrote:
> >> there's plenty of big sites using tomcat. They just don't say it. I
> >> know several sites getting millions of page views a day using tomcat
> >> just fine.
> 
> --
> Sandy McArthur
> 
> "Government big enough to supply everything you
> need is big enough to take everything you have ...
> The course of history shows that as a government
> grows, liberty decreases." -- Thomas Jefferson
> 
> 
>

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