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I used JBoss in the past and indeed those numbers are not bad. Quite the opposite, they are great! Anyway, I recommend you monitor your JBoss infrastructure with a monitoring solution. I used Pandora FMS ( ) and its JBoss plugin.


The "Commit Size" is how much backed virtual memory the process has asked the operating system for and gotten permission to use. The "Private Working Set" is how much physical memory (RAM) the process is actually using. When commit size is higher than private working set, that means the process is not using as much memory as it has asked for. This is ...


The technique you want is called scientific method. With scientific method and some monitoring tools, you can diagnose the issue and take corrective action.

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