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From Pid <...@pidster.com>
Subject Re: Tomcat uses more and more PermGen space
Date Mon, 03 Jan 2011 14:02:20 GMT
On 1/3/11 1:48 PM, Mikolaj Rydzewski wrote:
> 
> Hi all,
> 
> While investigating OOM issue I discovered, that Tomcat instantly uses
> more and more PermGen space.
> At this moment I have access to one environemnt only, this is:
> 
> Windows XP
> Java 1.6.0_22
> Vanilla Tomcat 6.0.21

Are you sure it's 6.0.21?  This version was not released.

If you're using it in production you know what I'm going to suggest you
do, right?


> I use jconsole to monitor PermGen space and I can observe that it slowly
> increases. There are no other webapps deployed, nor any requests to
> tomcat. Is it normal?

So Tomcat, with no webapps, uses more PermGen over time?


> I started to look at this, because customer reported, that with his
> setup, PermGen doubled its size within 3 hours! He runs lambda probe
> webapp and another webapp which makes heavy use of XStream library. I
> googled and found that there are reports related to XStream and PermGen
> issues.

This would be a different issue than if your 6.0.21 has no apps installed.


p

> I wonder if anyone encountered anything similiar?


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