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From "Oleg L. Sverdlov" <ol...@netmount.com>
Subject Re: memory and/or ms problem
Date Thu, 01 Mar 2001 11:43:35 GMT
I have the same problem too. I use Windows 2000 Server, Tomcat 3.2.1 and isapi_connect.dll

I've already asked this question on the list, and nobody seems to know.

Oleg L. Sverdlov
Web Development Dept.

Netmount Networks 
Raanana, Israel. 

http://www.netmount.com
Phone: +972-9-745-5220
Fax: +972-9-745-2521

----- Original Message ----- 
From: "Gerd Trautner" <gt@yuri.at>
To: "tomcat-user" <tomcat-user@jakarta.apache.org>
Sent: Thursday, March 01, 2001 1:16 PM
Subject: memory and/or ms problem


> Hi tomcat-users,
> 
> I am having some memory related troubles with my servlets running on
> tomcat 3.2.1 on an win nt 4 workstation machine.
> I read all previous messages in the list with the term "memory" in it,
> but everything i try does not help.
> 
> problem: the memory consumption of the java.exe increases slightly, the
> over all memory consumption of the system increases fast and memory is
> not released. after a week (and about 400 hits or so) the server runs
> out of memory (tomcat gives a OutOfMemoryError and quits).
> 
> what i did:
> - set java max heap size (nothing changed)
> - set max_threads (30), max_spare_threads(20) and min_spare_threads(5)
>   for both http and https ConnectionHandler
> - set session-timeout to 1 Minute
> - added System.gc() to end of every servlet
> 
> my application uses servlets and mysql, i close every mysql connection
> and i am not able to find anything i could change to get the memory
> freed.
> 
> I also use ms-stresstool and i can simulate this memory-problem.
> 
> could anyone give me some assistance please?
> 
> thanks,
> Gerd

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