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From dk...@apache.org
Subject Re: Permgen, permgen
Date Sun, 21 Nov 2010 15:34:53 GMT


On Nov 21, 2010, at 9:43 AM, Benson Margulies <bimargulies@gmail.com> wrote:

> I see two apparent sinks of permgen in our build from yourkit.
> 
> One is the XSD-to-Java mojo, which doesn't belong to us. But we might
> be able to wrap it in such a way as to change its behavior.

Or just use the cxf-xjc-plugin that we do have control over. 

Dan



> 
> The other is the SOAPBindingUtil.getProxy. The proxy classes, which
> co-locate in the class loader of the classes they proxy, never go
> away.
> 
> So, they end up in the per-plugin class loader, which isn't going to
> go away for the life of the build.
> 
> So, it looks like we need an additional classloader in the path here
> that can be GC'd.
> 
> The WSDL2Java mojo is the top of this.
> 
> Question: should SOAPBindingUtil just use the thread context class
> loader, which would allow us to easily deal with this in the mojo,
> instead of sticking the proxies into the same class loader as the
> things proxied?
> 
> I think so.


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