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Posted to users@tomcat.apache.org by Surendra Kumar <su...@cisco.com> on 2004/06/30 14:35:01 UTC

Tomcat process memory growth

Hi
    I am using Tomcat 4.1.29 and JDK 1.4.2_04 in my application.  The total memory of the process ( VM + Real Memory)
    keeps on increasing.  The heap size of VM is not increasing ( verified by printing the free memory) , but the total memory 
    used by the process increasing.
    
    Any ideas on how to fix it ?

Thanks
Surendra

Re: Tomcat process memory growth

Posted by Pete Stokes <st...@quinn-direct.com>.
Question regarding tomcat connectors to apache :

I've experimented with jk jk2 etc, but always found performance to be 
degraded noticably when using apache in front of tomcat with connectors, 
but with tomcat alone it's fine. I've done a reverse proxy from apache 
to tomcat and that flies, so have other people experience the same with 
connectors ?

I know connectors are good for load balancing, but connecting a single 
apache to a single tomcat performance wise, does it work ????

Pete.



Adrian Barnett wrote:

> On Wed, 30 Jun 2004 18:05:01 +0530, Surendra Kumar 
> <su...@cisco.com>  wrote:
>
>> Hi
>>     I am using Tomcat 4.1.29 and JDK 1.4.2_04 in my application.  
>> The  total memory of the process ( VM + Real Memory)
>>     keeps on increasing.  The heap size of VM is not increasing  ( 
>> verified by printing the free memory) , but the total memory
>>     used by the process increasing.
>>    Any ideas on how to fix it ?
>
>
> Are you using mod_jk2 to connect to Apache?
> If so, try adding the line
> request.registerRequests=false
> to your jk2.properties file.
>
> I was also getting a memory-creep until I set that flag.
>
>


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Re: Tomcat process memory growth

Posted by Surendra Kumar <su...@cisco.com>.
No I  am using md_jk to connect to Apache. Any other thoughts on this.

-Surendra

----- Original Message ----- 
From: "Adrian Barnett" <ad...@abarnett.demon.co.uk>
To: "Tomcat Users List" <to...@jakarta.apache.org>
Sent: Wednesday, June 30, 2004 8:11 PM
Subject: Re: Tomcat process memory growth


> On Wed, 30 Jun 2004 18:05:01 +0530, Surendra Kumar <su...@cisco.com>  
> wrote:
> 
> > Hi
> >     I am using Tomcat 4.1.29 and JDK 1.4.2_04 in my application.  The  
> > total memory of the process ( VM + Real Memory)
> >     keeps on increasing.  The heap size of VM is not increasing  
> > ( verified by printing the free memory) , but the total memory
> >     used by the process increasing.
> >    Any ideas on how to fix it ?
> 
> Are you using mod_jk2 to connect to Apache?
> If so, try adding the line
> request.registerRequests=false
> to your jk2.properties file.
> 
> I was also getting a memory-creep until I set that flag.
> 
> 
> -- 
> Can you see the fnords yet?
> 
> 
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: tomcat-user-unsubscribe@jakarta.apache.org
> For additional commands, e-mail: tomcat-user-help@jakarta.apache.org
> 

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Re: Tomcat process memory growth

Posted by Adrian Barnett <ad...@abarnett.demon.co.uk>.
On Wed, 30 Jun 2004 18:05:01 +0530, Surendra Kumar <su...@cisco.com>  
wrote:

> Hi
>     I am using Tomcat 4.1.29 and JDK 1.4.2_04 in my application.  The  
> total memory of the process ( VM + Real Memory)
>     keeps on increasing.  The heap size of VM is not increasing  
> ( verified by printing the free memory) , but the total memory
>     used by the process increasing.
>    Any ideas on how to fix it ?

Are you using mod_jk2 to connect to Apache?
If so, try adding the line
request.registerRequests=false
to your jk2.properties file.

I was also getting a memory-creep until I set that flag.


-- 
Can you see the fnords yet?


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