If I clean all ognl properties... The applicaiontion can't load,
because all beans ant other stuff disappears..

How easy I could get the state of OGNL properties like in just
initialized application?

On 6/21/05, Howard Lewis Ship <[EMAIL PROTECTED]> wrote:
> My theory is that the code related to Introspector and OGNL is holding
> onto references to outdated classes.
> 
> On 6/21/05, Michael Musson <[EMAIL PROTECTED]> wrote:
> > On 6/17/05, Tomas Jucius <[EMAIL PROTECTED]> wrote:
> > > But after a lot of resets jvm memory becomes full, and I get
> > > "java.lang.OutOfMemoryError"
> >
> > This issue has been raised in a previous thread. It was found that
> > setting the property disable-caching to true would eventually lead to
> > an out of memory exception and that setting the property to false
> > would prevent the exception from occurring. However since you are
> > calling the reset service you are creating the same situation through
> > different means.
> >
> > Here is Johan's original message below summarizing what he found:
> >
> > When I looked at this in Jan 31 (see archives) the error I ran into
> > was an OOME. When I looked at the actual stack-trace I could see that
> > it was the permanent heap that was out of memory. This is significant
> > since the permanent heap is used for storing classes and types. I have
> > never seen a profiler that analyses the permanent heap in detail - it
> > would be interesting to know if someone knows if such a tool exists.
> > The permanent heap is most probably never garbage collected, this
> > would amount to throwing away class definitions. This is usually not a
> > problem since an ordinary application has a finite number of classes
> > defined and when they are loaded that is it.
> > Now, when in development mode I assume, and this is just a guess, that
> > Tapestry is enhancing and creating _new_ classes every time a page is
> > loaded. This will fill the permanent heap after a while and when that
> > is full you'll get OOME.
> > When Tapestry can cache the classes it creates the permanent heap will
> > not fill up with new classes and everything should work as expected.
> > So this will only be a problem when in development mode, I wouldn't
> > even consider it a bug in Tapestry (this can happen with JSP compilers
> > also), merely a fact of life as a developer :-)
> >
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> >
> 
> 
> --
> Howard M. Lewis Ship
> Independent J2EE / Open-Source Java Consultant
> Creator, Jakarta Tapestry
> Creator, Jakarta HiveMind
> 
> Professional Tapestry training, mentoring, support
> and project work.  http://howardlewisship.com
> 
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