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From Anurag Kapur <anuragka...@gmail.com>
Subject Re: Tomcat 5.5.25 | Memory leak in Web Application
Date Mon, 11 Oct 2010 12:55:26 GMT
Thanks Chris and Chuck for your help so far.

I have added my problem statement with Images to by blog here:
http://anuragkapur-techbytes.blogspot.com/2010/10/tomcat-5527-memory-leak-in-escenic-cms.html
<http://anuragkapur-techbytes.blogspot.com/2010/10/tomcat-5527-memory-leak-in-escenic-cms.html>



On Sat, Oct 9, 2010 at 12:13 AM, Caldarale, Charles R <
Chuck.Caldarale@unisys.com> wrote
>
>  > > Attachments are stripped: there is no image to view, here.
> >
> > I have attached the heap usage graph as a file this time (heap_usage.jpg)
>
> Please read Chris' statement again: attachments are stripped.  If you want
> us to look at the pictures, you'll have to post them in some public location
> on the web.


Heap utilization is like this:
http://3.bp.blogspot.com/_Oq9OlP-8ap0/TLMAno5Z2lI/AAAAAAAACPA/pUr70osY3HU/s1600/heap_usage.jpg

An object call reference tree snapshot that I wanted to show you is here:
http://2.bp.blogspot.com/_Oq9OlP-8ap0/TLMBRLiUzTI/AAAAAAAACPE/ogO2HI2uYig/s1600/object_reference_tree.jpg



> > Or can the address of the object change in the
> > lifetime of the tomcat jvm?
>
> An object can move on each GC.
>
> So how should I determine if an object (HashMap entry or character array)
that I saw in the first heap dump exists in the next hump dump I obtained
after the 4th Full GC?

Struggling to determine the root cause. Any further pointers would be much
appreciated.

Thanks
Anurag

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