Will chat and write a test plan for this today.

On Fri, Jun 21, 2013 at 8:35 AM, Srinath Perera <srin...@wso2.com> wrote:

> Hi Malinga,
>
> We need to also test with several MB2 nodes. 2, 4, and 8. Those nodes are
> big and we can run multiple MB in each node.
>
> Lets chat.
>
> --Srinath
>
>
> On Thu, Jun 20, 2013 at 9:28 PM, Malinga Purnasiri <malin...@wso2.com>wrote:
>
>> Hi,
>>
>> After the MB 2.1.0 Beta; performance test released, we realized that we
>> need to increase the numbers to further more. So after chatting with
>> Srinath and team mates, I spent sometime to profile the MB with JProfiler.
>>
>> After looking at the *hotspots* and *VM Telemetry Views* found following
>> issues in the MB.
>>
>> *** Message Expiration logic takes more time to execute and transfer the
>> results. This is simply due to slice query results count set to max_int.
>> *
>> *
>> *** Some executor pools had just 50 hard - coded limits. So when testing
>> with parallel publishers and subscribers system fail to perform.
>>
>> Following is new performance numbers after the required changes
>>
>> ------------ Q Paradigm
>> Message Size : 1K
>> # of Producers : 20
>> # of Consumers : 250
>> # of Queues : 10
>> # of Messages : 50,000
>>
>>
>> Old Results : TPS is ~ 600 to 750
>> New Results : TPS is ~ 1300 to 1600
>> ------------
>>
>> @Asanka Please we need to conduct comprehensive performance test by
>> varying factors like message size, # of producers ....
>>
>> @Srinath As we discussed I will add this test suite to MB code base so
>> when building the system we can ship this with the MB pack. So anytime we
>> can run this without much hassle.
>>
>> Any thoughts on how we can increase this numbers, improve the test suite
>> further more ....
>>
>> --
>> Malinga Pathmal,
>> Technical Lead, WSO2, Inc. : http://wso2.com/
>> Phone : (+94) 715335898
>>
>
>
>
> --
> ============================
> Srinath Perera, Ph.D.
>   Director, Research, WSO2 Inc.
>   Visiting Faculty, University of Moratuwa
>   Member, Apache Software Foundation
>   Research Scientist, Lanka Software Foundation
>   Blog: http://srinathsview.blogspot.com/
>   Photos: http://www.flickr.com/photos/hemapani/
>    Phone: 0772360902
>



-- 
Malinga Pathmal,
Technical Lead, WSO2, Inc. : http://wso2.com/
Phone : (+94) 715335898
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