users@grizzly.java.net

Re: grizzly-http-servlet-deployer - High memory Consumption (1 - 1.2GB , 2000-3000 clients)

From: Abey Tom <appu_abey_tom_at_yahoo.com>
Date: Wed, 8 Jul 2009 02:16:45 -0700 (PDT)

I have filled:

https://grizzly.dev.java.net/issues/show_bug.cgi?id=699

Please let me know if anything else is required.

Thanks,
Abey Tom


Jeanfrancois Arcand-2 wrote:
>
> Salut,
>
> apology for the delay. Can you file an issue and describe how to
> reproduce the memory grow? We run really large test as part of GlassFish
> v3 integration and so far we haven't measured such peak. So I want to
> investigate how I can reproduce the issue locally and see what can be
> improved.
>
> Thanks
>
> -- Jeanfrancois
>
> Abey Tom wrote:
>> I was testing a prototype application which is build on grizzly comet. I
>> did
>> a round of perf test on that and I would like to share the results.
>> Please
>> find the jconsole screen shots attached.
>>
>> Test Scenario:
>> Total number of streaming clients - 3500
>> Total Messages pushed from server per second : ~12500 to 13000.
>>
>> http://www.nabble.com/file/p24323801/grizzly_3500_clients_overview.jpg
>>
>> Here the CPU load is very less. I kind of feel that the heap memory is a
>> little more than i expected.
>>
>> 1. Heap Space :
>> http://www.nabble.com/file/p24323801/grizzly_3500_clients_heap.jpg
>> grizzly_3500_clients_heap.jpg
>> 2. Eden Space :
>> http://www.nabble.com/file/p24323801/grizzly_3500_clients_eden_space.jpg
>> grizzly_3500_clients_eden_space.jpg
>> 3. Survivor Space :
>> http://www.nabble.com/file/p24323801/grizzly_3500_clients_survivor_space.jpg
>> grizzly_3500_clients_survivor_space.jpg
>> 4. Old Gen :
>> http://www.nabble.com/file/p24323801/grizzly_3500_clients_old_gen.jpg
>> grizzly_3500_clients_old_gen.jpg
>>
>>
>> Thanks
>> Abey Tom
>>
>
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