Title: JSPs - Permanent Generation

Hi,

I have a question which may be a general java question but it relates to a problem that we are seeing with a Tomcat application.

Do all loaded classes, including JSPs, get loaded into the permanent generation in the heap?

And secondly, if these classes are reloaded, ie a JSP gets updated, do they overwrite the existing class in the permanent generation or do they take up more space in the heap.


The problem we are seeing it either "out of memory" errors followed by a crash or merely just a crash. The behaviour of the crash looks like it is stuck in garbage collection but we have not proved this. We are currently running jvm stat on the process to see if the crash coincides with the filling up of the permanent generation.

Thanks
Matt

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