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From "Caldarale, Charles R" <Chuck.Caldar...@unisys.com>
Subject RE: Tomcat 6 Manager App question (Memory usage)
Date Sat, 02 Jun 2007 15:07:29 GMT
> From: Jacob Rhoden [mailto:jacob@rhoden.id.au] 
> Subject: Tomcat 6 Manager App question (Memory usage)
> 
> Free memory: 0.86 MB Total memory: 9.35 MB Max memory: 63.56 MB
> 
> What is the difference between total memory and max memory.

Total memory is the current size of the heap (somewhere between the -Xms
and -Xmx values); max memory is the upper bound on heap size (-Xmx).
Free memory is the amount of total memory that is not currently
allocated to objects.

A list of useful references:
http://java.sun.com/javase/technologies/hotspot/gc/index.jsp

 - Chuck


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