sorry i have not seen your attachments before, this graph looks fine to me, perhaps we need a graph for a longer period, not just a hour, you can change above up to a week. of course the data are logged beginning with the installation of the extension.
This is running on one of our problematic shared hosting servers. Since it's a shared environment I don't really have the option of optimizing the code. This server will run for about 7-10 days without crashing. I'd like to know based on the graphs how can we better optimize the jvm on this server. This is a apache/resin/railo install with the following jvm arguments: