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Lazar,

On 8/9/16 8:40 AM, Lazar Kirchev wrote:
> Hello! When handling requests which make use of request dispatcher,
> Tomcat 7.0.70 allocates more memory in comparison to 7.0.69. This
> seems to come from the encoding of the path introduced with this
> change http://svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/java/org/ 
> apache/catalina/core/ApplicationContext.java?r1=1741024&r2=1741023&pat
hrev=
>
> 
1741024
> 50000 requests to a very simple servlet which only gets a request 
> dispatcher for some path lead to allocation of about 400 MB.
> However, after a GC they are freed and this actually does not
> influence CPU or response time. Has anybody noticed this effect and
> what do you think about it?

What happens if you set the heap size very low (e.g. 32MiB) and run
the same test? Does the memory usage grow to 400MiB, or does the
request performance start to degrade?

I'm curious if you are just seeing the effect of the GC doing its job
correctly.

- -chris
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