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From Joseph Shraibman <>
Subject Re: Memory leak with ThreadGroups
Date Thu, 23 Jan 2003 22:14:17 GMT
Sorry, forgot to mention: tomcat 4.1.18, jdk 1.4.1_01 on linux.

Joseph Shraibman wrote:
> One of my classes creates a static ThreadGroup.  I notice that when I 
> update a class and tomcat reloads that context the ThreadGroup is still 
> around. If the ThreadGroup is still around that means the old class is 
> still around, which means that class loader is still around.  Why is it 
> still around?  I tried making the ThreadGroup daemon but it didn't help.
> I think the fact that the old class loaders are still around goes a long 
> way to explaining why tomcat takes up so much memory.

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