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From "Shapira, Yoav" <Yoav.Shap...@mpi.com>
Subject RE: Strange Perfomance Issue, Tomcat more than 10 times slower than Jetty
Date Tue, 30 Sep 2003 13:05:39 GMT

Howdy,
Can you please open a Bugzilla issue for this, attaching your tested and
test class source code?  Thanks,

Yoav Shapira
Millennium ChemInformatics


>-----Original Message-----
>From: Christoph Gaffga [mailto:cgaffga@triplemind.com]
>Sent: Tuesday, September 30, 2003 8:44 AM
>To: tomcat-user@jakarta.apache.org
>Cc: tomcat-dev@jakarta.apache.org
>Subject: Strange Perfomance Issue, Tomcat more than 10 times slower
than
>Jetty
>
>hi,
>
>i posted this issue before, and decided to run my test with another
servlet
>container, before saying: it a problem with tomcat.
>(I'm running tomcat 4.1.27 with JDK 1.4.2 on RH8)
>
>I have a small test class, that
>- Lookup an Entity EJB
>- get a property from the Bean
>- serialize the bean using betwixt
>
>I runned the classes main-method form different environments, but all
with
>the same jvm parameters (-server -Xms1200m -Xmx1200m).
>In tomcat it slowes down dramaticly:
>
>          |Command Line | from Servlet | from Servlet
>          |             | in Tomcat    | in Jetty
>----------+-------------+--------------+---------------
>Lookup    |  144 ms     |  2490 ms     |   143 ms
>Getter    |   17 ms     |  2843 ms     |    21 ms
>Serialize |  708 ms     | 64147 ms     |   947 ms
>
>Has anybody an idea what causes this slowdown, or anybody seen
something
>similar before? What am I doing wrong?
>Any help would be apriciated.
>
>Thanks a lot,
>
>regards
>Christoph Gaffga
>cgaffga@triplemind.com
>
>
>
>
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