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From Brice Ruth <>
Subject Re: Struts, Tomcat And Performance
Date Tue, 04 Nov 2003 18:18:59 GMT
Hey, Vic -

I'm looking to do some stress testing of our site before we deploy, can 
you recommend any good reference books/sites to get started in this area?


Vic Cekvenich wrote:

> You are of by a few orders of magnitude (2,000 to 4,000 concurrent is 
> what I get using j:Rockit VM)
> A nice thing about layered MVC architecture is that you can stress 
> test a layer, the Model layer for example. I use OpenSTA + DBMonster 
> to simulate. I use JaMon to monitor live app., so I know what to stress.
> Should you need to change improve the Model, I *HOPE* you coded DAO 
> via an interface, that would make it easy to change. I use iBatis DB 
> layer and a fast DB, writing stored procs when needed.
> (Lesson for others, create a DAO interface)
> hth,
> Jonathan Holloway wrote:
>> Does anybody have any information, case studies or figures they can 
>> share on the performance of struts under tomcat. 
>> Whats the maximum number of simultaneous users that can be supported 
>> by a single tomcat instance running struts?  I've got up to around 
>> 40-60 but need to increase this to more like 150-200 simultaneous 
>> users. 
>> Any help would be greatly appreciated.
>> Thanks,
>> Jon.
>> Need a new email address that people can remember
>> Check out the new EudoraMail at

Brice D. Ruth
Sr. IT Analyst
Fiskars Brands, Inc.

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