heap size profiling

2004-05-17 Thread Boulay Arnaud
I notice an auto increase (no webapp running) of memory heap with T4.1.29.
Any idea ?
Regards, 
Arnaud

 Message d'origine 
De: Tim Funk [mailto:[EMAIL PROTECTED] 
Date: lun. 17/05/2004 14:13 
: Tomcat Users List 
Cc: 
Objet: Re: public_html directory



In that case - you'll need a hard cutover where during the conversion you'll
need to move the directories around into the servlet spec compliant webapp
format.

Weblogic 5.1 does support 2.2 webapps (IIRC). So that might be the way to 
start.

-Tim

Denny Lfgren wrote:

 This is intended for Windows. Actually, I want to get rid of Weblogic and
 only use Tomcat in some way. There will be only one system.

 //Denny





 Tim Funk [EMAIL PROTECTED]
 2004-05-17 13:57
 Please respond to Tomcat Users List
 
 To: Tomcat Users List [EMAIL PROTECTED]
 cc:
 Subject:Re: public_html directory


 If using unix, I would try to use symlinks if you need to run the 2
 systems
 in parallel using the same code base. (Kludgy - yes)

 -Tim

 Denny Lfgren wrote:


Hi!

Ive been forced to use Weblogic 5.1 for some time now. I have a
public_html directory with sub-directories containing the jsps. At the
same level as the public_html catalog there is also the servletclasses
directory with the jars and compiled java-classes.

Ive been trying to shift things around in order to make the application

 a

j2ee one. Without luck.

Is there a way to have (almost) the same structure in tomcat (version
5024) as in weblogic 5.1?

Any help is appreciated!

//Denny


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RE: heap size profiling

2004-05-17 Thread Shapira, Yoav

Hi,

I notice an auto increase (no webapp running) of memory heap with
T4.1.29.
Any idea ?

It's almost impossible to have absolutely nothing running.  If you have
tomcat running, that's something (e.g. background processing threads
that watch files to detect changes).  However, you still shouldn't see
huge jumps in memory if no users are hitting the server.

What are your observation methods and results precisely?

Yoav Shapira



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RE: heap size profiling

2004-05-17 Thread Boulay Arnaud
Only the manager app running.
I use OptimizeIt and run the Memory Leak Detector.
the diff between 2 heap states  (1 minute delta) look like this : see linked image
I suppose that there is a thread that analyse web.xml but I wonder why (there is no ap 
running !) and how can I freeze it ?
Best regards, 
Arnaud
 

 Message d'origine 
De: Shapira, Yoav [mailto:[EMAIL PROTECTED] 
Date: lun. 17/05/2004 17:19 
: Tomcat Users List 
Cc: 
Objet: RE: heap size profiling




Hi,

I notice an auto increase (no webapp running) of memory heap with
T4.1.29.
Any idea ?

It's almost impossible to have absolutely nothing running.  If you have
tomcat running, that's something (e.g. background processing threads
that watch files to detect changes).  However, you still shouldn't see
huge jumps in memory if no users are hitting the server.

What are your observation methods and results precisely?

Yoav Shapira



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communication, and may contain information that is confidential, proprietary and/or 
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addressed, and may not be saved, copied, printed, disclosed or used by anyone else.  
If you are not the(an) intended recipient, please immediately delete this e-mail from 
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RE: heap size profiling oups ! forgot logs

2004-05-17 Thread Boulay Arnaud
Optimizeit logs ! 

 Message d'origine 
De: Shapira, Yoav [mailto:[EMAIL PROTECTED] 
Date: lun. 17/05/2004 17:19 
: Tomcat Users List 
Cc: 
Objet: RE: heap size profiling




Hi,

I notice an auto increase (no webapp running) of memory heap with
T4.1.29.
Any idea ?

It's almost impossible to have absolutely nothing running.  If you have
tomcat running, that's something (e.g. background processing threads
that watch files to detect changes).  However, you still shouldn't see
huge jumps in memory if no users are hitting the server.

What are your observation methods and results precisely?

Yoav Shapira



This e-mail, including any attachments, is a confidential business 
communication, and may contain information that is confidential, proprietary and/or 
privileged.  This e-mail is intended only for the individual(s) to whom it is 
addressed, and may not be saved, copied, printed, disclosed or used by anyone else.  
If you are not the(an) intended recipient, please immediately delete this e-mail from 
your computer system and notify the sender.  Thank you.


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RE: heap size profiling

2004-05-17 Thread Peter Lin
 
can you look at the calls trace? and tell us what you see?
 
having profile tomcat a lot the last 2 years, I personally haven't seen tomcat 
increase heap usage with no requests hitting tomcat. If anything, I consistently see 
tomcat4 and 5 maintain flat memory usage under constant load. In the case of no 
requests, it shouldn't be more 40mb of memory.
 
do you have a webapp that does caching and refreshes?
 
 
peter


Shapira, Yoav [EMAIL PROTECTED] wrote:

Hi,

I notice an auto increase (no webapp running) of memory heap with
T4.1.29.
Any idea ?

It's almost impossible to have absolutely nothing running. If you have
tomcat running, that's something (e.g. background processing threads
that watch files to detect changes). However, you still shouldn't see
huge jumps in memory if no users are hitting the server.

What are your observation methods and results precisely?

Yoav Shapira



This e-mail, including any attachments, is a confidential business communication, and 
may contain information that is confidential, proprietary and/or privileged. This 
e-mail is intended only for the individual(s) to whom it is addressed, and may not be 
saved, copied, printed, disclosed or used by anyone else. If you are not the(an) 
intended recipient, please immediately delete this e-mail from your computer system 
and notify the sender. Thank you.


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