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From Pid <...@pidster.com>
Subject Re: memory problems / time outs
Date Mon, 19 Apr 2010 12:50:19 GMT
On 19/04/2010 13:24, Woude, Alexander van der wrote:
> Thanks for the suggestions this far. 
> I had an oversight with the tomcat monitoring, didnt notice it on the site.
> 
> I will try that just as the suggestions about JStack etc.
> 
> why 2 Xms settings?
> I thought to have understood that catalina en java opts were 2 seperate things but I
was wrong?

They are different.  I'm asking why you have set them, what are you
trying to achieve?


p

> Thanks
> Alex
> ________________________________________
> Van: Harry Metske [harry.metske@gmail.com]
> Verzonden: maandag 19 april 2010 14:16
> Aan: Tomcat Users List
> Onderwerp: Re: memory problems / time outs
> 
> 2010/4/19 Woude, Alexander van der <alexander.vander.woude@capgemini.com>
> 
>> Sorry a small correction. The client times out, because the tomcat gives a
>> Heap Space memory error.
>>
>> config in startup.sh :
>>
>> export JAVA_OPTS="-Xms128m -Xmx512m"
>> export CATALINA_OPTS="-Xms512m -XX:MaxPermSize=512m"
>>
>> My apps are 7 war, that  each contain its own deps. Size of 1 war is 14 MB
>>
>> How do I check the memory the tomcat uses?
>>
> 
> you can also enable JMX, see
> http://tomcat.apache.org/tomcat-6.0-doc/monitoring.html#Enabling
> JMX Remote and use jconsole to monitor real time memory usage.
> 
> 
> 
>> Greetings
>> Alex
>>
>>
>> ________________________________________
>> Van: Woude, Alexander van der [alexander.vander.woude@capgemini.com]
>> Verzonden: maandag 19 april 2010 13:49
>> Aan: users@tomcat.apache.org
>> Onderwerp: memory problems / time outs
>>
>> Hello All
>>
>> For a client I developed a few Data webservices. In total there are 7
>> services.
>> All are CXF based webservices that use hibernate.
>>
>> I keep having memory problems, so I increased both JAVA_OPTS as
>> CATALINA_OPTS.
>> Now I get timed out errors and tomcat blocks completely, I only can resolve
>> things by restarting the tomcat server.
>>
>> I did profile my services and I did profile my hibernate DAO's and it seems
>> fine.
>> I have no clue where to look anymore for a solution, any idea is welcome.
>>
>> I use tomcat-6.0.18 on RedHat enterprise linux 5 , 64 bit version. With a
>> OpenJDK java6 64 JVM.
>>
>> Thanks
>> Alex
>>
>>
>>
>>
>>
>>
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>>
>>
>>
>>
>>
>>
>> This message contains information that may be privileged or confidential
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>>
> 
> 
> 
> 
> 
> 
> This message contains information that may be privileged or confidential and is the property
of the Capgemini Group. It is 
> intended only for the person to whom it is addressed. If you are not the intended recipient,
you are not authorized to 
> read, print, retain, copy, disseminate, distribute, or use this message or any part thereof.
If you receive this message 
> in error, please notify the sender immediately and delete all copies of this message.
> 
> 
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