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From Cymen Vig <cymen...@gmail.com>
Subject Re: performance problem
Date Mon, 20 Sep 2004 17:15:34 GMT
Another place to look is DNS -- can you ping your tomcat servers from
the apache server? Can you do the reverse? I mean by name not IP. Try
specifying IP to host relations in hosts/lmhosts.


On Mon, 20 Sep 2004 15:10:36 +0100, Dale, Matt <matt.dale@becogent.com> wrote:
> 
> and could there be some network congestion in your live environment?
> 
> Ta
> Matt
> 
> 
> 
> -----Original Message-----
> From: Shapira, Yoav [mailto:Yoav.Shapira@mpi.com]
> Sent: 20 September 2004 15:05
> To: Tomcat Users List
> Subject: RE: performance problem
> 
> Hi,
> Clues no, but a question to ask yourself: do you really need Apache
> HTTPd in front?
> 
> Yoav Shapira
> Millennium Research Informatics
> 
> >-----Original Message-----
> >From: JEsterh@mb.bluecross.ca [mailto:JEsterh@mb.bluecross.ca]
> >Sent: Friday, September 17, 2004 3:06 PM
> >To: tomcat-user@jakarta.apache.org
> >Subject: performance problem
> >
> >I have an apache/tomcat environment that is experiencing performance
> >problems.
> >
> >My production environment has apache on one win2k box, and the two
> tomcat
> >instances on another win 2k box.
> >
> >When I load test the my application directly against either of the
> tomcat
> >instances, I get about 150 req/s. When I test with apache in front, I
> get
> >10 req/s. This was with apache server temporarily placed on same
> network
> >segment as tomcat box.
> >
> >I recreated the production setup on a couple of developer workstations
> >(slightly slower hardware than the production environment), and got >
> 70
> >req/s.
> >
> >Apache and tomcat conf files are essentially identical in both
> >environments.
> >
> >Does anyone have any clues?
> 
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