On 22/06/2012 16:30, Jacopo Cappellato wrote: > > On Jun 22, 2012, at 5:11 PM, Pid wrote: > >> On 22/06/2012 16:09, Jacopo Cappellato wrote: >>> Hi all, >>> >>> I am a committer of the Apache OFBiz project; OFBiz uses Tomcat 7.0.28 in >>> embedded mode. >>> While doing some profiling with Java VisualVM I have noticed that a lot of >>> object (java.util.TreeMap$Entry) are created even when there is no traffic; >>> they don't represent a memory leak because a garbage collection removes >>> them all, but the still grow at a very high pace; they seem to be generated >>> by JMX support in Tomcat. >> >> Can you explain a little about how you concluded that Tomcat's JMX >> support is responsible? >> > > I am actually not sure if Tomcat is responsible for this (it could actually > be completely unrelated); I think it is related to JMX because I have found > that most of the objects are created in the following stack: > > https://cwiki.apache.org/confluence/download/attachments/27850262/profiler-snapshot.png
There's no Tomcat code in that tree. How many bytes is it using, am I reading that correctly? Is there an issue with this at all? p >>> Is it possible? Is there a way to disable JMX related activity (if not >>> needed, of course)? I am worried that this could cause an unnecessary waste >>> of server resources (more frequent GCs etc...). >>> >>> Thanks in advance, >>> >>> Jacopo >>> --------------------------------------------------------------------- >>> To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org >>> For additional commands, e-mail: users-h...@tomcat.apache.org >>> >> >> >> -- >> >> [key:62590808] >> >> >> > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org > For additional commands, e-mail: users-h...@tomcat.apache.org > -- [key:62590808]
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