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From Pranavan Theivendiram <pranavan...@cse.mrt.ac.lk>
Subject Re: [GSOC - 2015] Introducing “curve fitting” for statistics prediction algorithm of Autoscaler
Date Thu, 26 Mar 2015 18:04:26 GMT
Hi Lahiru,

I have submitted my proposal, Here is the link
https://www.google-melange.com/gsoc/proposal/review/student/google/gsoc2015/pranavan_theivendiram/5629499534213120

Please check this.

Thanks

Regards,
*T. Pranavan*
*BSc Eng Undergraduate| Department of Computer Science & Engineering
,University of Moratuwa*
*Intern Software Engineer**| WSO2 Lanka (Pvt) Ltd.*
*Mobile| *0775136836

On 26 March 2015 at 20:59, Pranavan Theivendiram <pranavan.11@cse.mrt.ac.lk>
wrote:

> Hi Lahiru,
>
> Thanks once again for the valuable comments and the advices that you have
> provided.
>
> *T. Pranavan*
> *BSc Eng Undergraduate| Department of Computer Science & Engineering
> ,University of Moratuwa*
> *Intern Software Engineer**| WSO2 Lanka (Pvt) Ltd.*
> *Mobile| *0775136836
>
> On 26 March 2015 at 20:33, Lahiru Sandaruwan <lahirus@wso2.com> wrote:
>
>>
>>
>> On Thu, Mar 26, 2015 at 8:23 PM, Pranavan Theivendiram <
>> pranavan.11@cse.mrt.ac.lk> wrote:
>>
>>> Hi Lahiru,
>>>
>>> I did not submit yet. Today, I am going to submit it.
>>> Do you have anything that I have to add?
>>>
>>
>> No. I think this is good to go.
>>
>> Thanks.
>>
>>>
>>> *T. Pranavan*
>>> *BSc Eng Undergraduate| Department of Computer Science & Engineering
>>> ,University of Moratuwa*
>>> *Intern Software Engineer**| WSO2 Lanka (Pvt) Ltd.*
>>> *Mobile| *0775136836
>>>
>>> On 26 March 2015 at 20:22, Pranavan Theivendiram <
>>> pranavan.11@cse.mrt.ac.lk> wrote:
>>>
>>>> Hi Lahiru,
>>>>
>>>> I did not submit yet. Today, I am going to submit it.
>>>> Do you have anything that I have to add?
>>>>
>>>> *T. Pranavan*
>>>> *BSc Eng Undergraduate| Department of Computer Science & Engineering
>>>> ,University of Moratuwa*
>>>> *Intern Software Engineer**| WSO2 Lanka (Pvt) Ltd.*
>>>> *Mobile| *0775136836
>>>>
>>>> On 26 March 2015 at 19:22, Lahiru Sandaruwan <lahirus@wso2.com> wrote:
>>>>
>>>>> Hi Pranavan,
>>>>>
>>>>> Did you submit the proposal?
>>>>>
>>>>> Thanks.
>>>>>
>>>>> On Wed, Mar 25, 2015 at 7:22 PM, Pranavan Theivendiram <
>>>>> pranavan.11@cse.mrt.ac.lk> wrote:
>>>>>
>>>>>> Hi Lahiru,
>>>>>>
>>>>>> I will be available whole day. If you give a time, then we can talk.
>>>>>>
>>>>>> *T. Pranavan*
>>>>>> *BSc Eng Undergraduate| Department of Computer Science & Engineering
>>>>>> ,University of Moratuwa*
>>>>>> *Intern Software Engineer**| WSO2 Lanka (Pvt) Ltd.*
>>>>>> *Mobile| *0775136836
>>>>>>
>>>>>> On 25 March 2015 at 18:45, Lahiru Sandaruwan <lahirus@wso2.com>
>>>>>> wrote:
>>>>>>
>>>>>>> Sure. Let me check on possible time.
>>>>>>>
>>>>>>> Thanks/
>>>>>>>
>>>>>>> On Wed, Mar 25, 2015 at 5:04 PM, Pranavan Theivendiram <
>>>>>>> pranavan.11@cse.mrt.ac.lk> wrote:
>>>>>>>
>>>>>>>> Hi Lahiru,
>>>>>>>>
>>>>>>>> Shall we have hangout on saturday?
>>>>>>>>
>>>>>>>> *T. Pranavan*
>>>>>>>> *BSc Eng Undergraduate| Department of Computer Science &
>>>>>>>> Engineering ,University of Moratuwa*
>>>>>>>> *Intern Software Engineer**| WSO2 Lanka (Pvt) Ltd.*
>>>>>>>> *Mobile| *0775136836
>>>>>>>>
>>>>>>>> On 25 March 2015 at 10:39, Pranavan Theivendiram <
>>>>>>>> pranavan.11@cse.mrt.ac.lk> wrote:
>>>>>>>>
>>>>>>>>> Ok Lahiru.
>>>>>>>>>
>>>>>>>>> I have noted down some problems in understanding the
code base. We
>>>>>>>>> will have hangout in near future and let us resolve it
out.
>>>>>>>>>
>>>>>>>>> *T. Pranavan*
>>>>>>>>> *BSc Eng Undergraduate| Department of Computer Science
&
>>>>>>>>> Engineering ,University of Moratuwa*
>>>>>>>>> *Intern Software Engineer**| WSO2 Lanka (Pvt) Ltd.*
>>>>>>>>> *Mobile| *0775136836
>>>>>>>>>
>>>>>>>>> On 25 March 2015 at 10:36, Lahiru Sandaruwan <lahirus@wso2.com>
>>>>>>>>> wrote:
>>>>>>>>>
>>>>>>>>>> Yes, Please arrange a Google hangout if needed.
>>>>>>>>>>
>>>>>>>>>> Thanks.
>>>>>>>>>>
>>>>>>>>>> On Wed, Mar 25, 2015 at 10:35 AM, Pranavan Theivendiram
<
>>>>>>>>>> pranavan.11@cse.mrt.ac.lk> wrote:
>>>>>>>>>>
>>>>>>>>>>> Thanks Lahiru,
>>>>>>>>>>>
>>>>>>>>>>> I will contact you if I need any assistance.
>>>>>>>>>>>
>>>>>>>>>>> *T. Pranavan*
>>>>>>>>>>> *BSc Eng Undergraduate| Department of Computer
Science &
>>>>>>>>>>> Engineering ,University of Moratuwa*
>>>>>>>>>>> *Intern Software Engineer**| WSO2 Lanka (Pvt)
Ltd.*
>>>>>>>>>>> *Mobile| *0775136836
>>>>>>>>>>>
>>>>>>>>>>> On 25 March 2015 at 10:30, Lahiru Sandaruwan
<lahirus@wso2.com>
>>>>>>>>>>> wrote:
>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> On Wed, Mar 25, 2015 at 10:10 AM, Pranavan
Theivendiram <
>>>>>>>>>>>> pranavan.11@cse.mrt.ac.lk> wrote:
>>>>>>>>>>>>
>>>>>>>>>>>>> Hi Lahiru,
>>>>>>>>>>>>>
>>>>>>>>>>>>> Thanks for the prompt reply.
>>>>>>>>>>>>>
>>>>>>>>>>>>> *+1 for*
>>>>>>>>>>>>> *we can find the polynomial in each minute,
considering 10
>>>>>>>>>>>>> minutes of past data, we can change this
if required.*
>>>>>>>>>>>>>
>>>>>>>>>>>>> If we are getting the health stats events
uniformly for every
>>>>>>>>>>>>> 10 seconds. my question is resolved.
(I thought that we are getting in a
>>>>>>>>>>>>> random manner).
>>>>>>>>>>>>>
>>>>>>>>>>>>> Can I add the things in my proposal regarding
"Curve Fitting"?
>>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> Yes, Please.
>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>> Do you think that any other important
things I need to add in
>>>>>>>>>>>>> my proposal?
>>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> It looks good. Hope you referred [1] on this.
>>>>>>>>>>>>
>>>>>>>>>>>> Thanks.
>>>>>>>>>>>>
>>>>>>>>>>>> [1]  http://community.apache.org/gsoc.html#applying-for-gsoc
>>>>>>>>>>>>
>>>>>>>>>>>> Thanks.
>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>> *T. Pranavan*
>>>>>>>>>>>>> *BSc Eng Undergraduate| Department of
Computer Science &
>>>>>>>>>>>>> Engineering ,University of Moratuwa*
>>>>>>>>>>>>> *Intern Software Engineer**| WSO2 Lanka
(Pvt) Ltd.*
>>>>>>>>>>>>> *Mobile| *0775136836
>>>>>>>>>>>>>
>>>>>>>>>>>>> On 25 March 2015 at 10:09, Pranavan Theivendiram
<
>>>>>>>>>>>>> pranavan.11@cse.mrt.ac.lk> wrote:
>>>>>>>>>>>>>
>>>>>>>>>>>>>> Hi Lahiru,
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Thanks for the prompt reply.
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> *+1 for*
>>>>>>>>>>>>>> *we can find the polynomial in each
minute, considering 10
>>>>>>>>>>>>>> minutes of past data, we can change
this if required.*
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> If we are getting the health stats
events uniformly for every
>>>>>>>>>>>>>> 10 seconds. my question is resolved.
(I thought that we are getting in a
>>>>>>>>>>>>>> random manner).
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Can I add the things in my proposal
regarding "Curve Fitting"?
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Do you think that any other important
things I need to add in
>>>>>>>>>>>>>> my proposal?
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> *T. Pranavan*
>>>>>>>>>>>>>> *BSc Eng Undergraduate| Department
of Computer Science &
>>>>>>>>>>>>>> Engineering ,University of Moratuwa*
>>>>>>>>>>>>>> *Intern Software Engineer**| WSO2
Lanka (Pvt) Ltd.*
>>>>>>>>>>>>>> *Mobile| *0775136836
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> On 25 March 2015 at 09:59, Lahiru
Sandaruwan <
>>>>>>>>>>>>>> lahirus@wso2.com> wrote:
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Hi,
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> +1 for using Common math library,
as we already using it.
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>    - Currently we have calculating
numbers per minute, so
>>>>>>>>>>>>>>>    it is not per specified number
of events, but for a specified time.
>>>>>>>>>>>>>>>    - IMO we can find the polynomial
in each minute,
>>>>>>>>>>>>>>>    considering 10 minutes of
past data, we can change this if required.
>>>>>>>>>>>>>>>    - Normally, health stat events
are received in each 10
>>>>>>>>>>>>>>>    seconds.
>>>>>>>>>>>>>>>    - Therefore we will have 60
( = 6 * 10) events per 10
>>>>>>>>>>>>>>>    minutes.
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> On Wed, Mar 25, 2015 at 9:11
AM, Pranavan Theivendiram <
>>>>>>>>>>>>>>> pranavan.11@cse.mrt.ac.lk>
wrote:
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> Hi Lahiru and Raj,
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> I have gone through the curve
fitting materials that you
>>>>>>>>>>>>>>>> have provided. I have understood
the regression part and prediction of
>>>>>>>>>>>>>>>> degree polynomials. We can
use apache common math libraries to do this. I
>>>>>>>>>>>>>>>> have a question below.
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> How often we are going to
find the polynomials?
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> For example,
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> If we have *3 samples* events
during *10 minutes interval*,
>>>>>>>>>>>>>>>> then we can produce a second
degree polynomial. (We will get constants
>>>>>>>>>>>>>>>> *a*,*b*, and *c*). If we
are going to use this second
>>>>>>>>>>>>>>>> degree polynomial for next
*60 minutes *(Suppose in this
>>>>>>>>>>>>>>>> 60 minutes we are getting
*200 samples *events).  As we
>>>>>>>>>>>>>>>> can see our *extrapolation
>>>>>>>>>>>>>>>> <http://en.wikipedia.org/wiki/Extrapolation>*
becomes a
>>>>>>>>>>>>>>>> severe problem in this particular
example.
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> What do you mean by " our *extrapolation
>>>>>>>>>>>>>>> <http://en.wikipedia.org/wiki/Extrapolation>*
becomes a
>>>>>>>>>>>>>>> severe problem"? Complexity of
the calculation of predicted value?
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Thanks.
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> I do not know how earlier
versions handle this scenario.
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> Can you tell that are we
going produce new polynomials for *a
>>>>>>>>>>>>>>>> specified time* or *a specified
number of events*?
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> Please clear this issue.
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> *T. Pranavan*
>>>>>>>>>>>>>>>> *BSc Eng Undergraduate| Department
of Computer Science &
>>>>>>>>>>>>>>>> Engineering ,University of
Moratuwa*
>>>>>>>>>>>>>>>> *Intern Software Engineer**|
WSO2 Lanka (Pvt) Ltd.*
>>>>>>>>>>>>>>>> *Mobile| *0775136836
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> On 24 March 2015 at 09:02,
Lahiru Sandaruwan <
>>>>>>>>>>>>>>>> lahirus@wso2.com> wrote:
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> Thanks Pranavan,
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> I'll have a look.
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> On Tue, Mar 24, 2015
at 8:52 AM, Pranavan Theivendiram <
>>>>>>>>>>>>>>>>> pranavan.11@cse.mrt.ac.lk>
wrote:
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> Hi Lahiru and Raj,
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> This is my draft
proposal which has been done up to 50%.
>>>>>>>>>>>>>>>>>> I am going to add
things about curve fitting as well. Still many things
>>>>>>>>>>>>>>>>>> need to be added.
Please comment on my initial draft.
>>>>>>>>>>>>>>>>>> I am expecting pros
and cons regarding my proposal.
>>>>>>>>>>>>>>>>>> Please find the link
for the initial draft below.
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> https://docs.google.com/a/cse.mrt.ac.lk/document/d/1TzHYI2o9bIdZWj4qAffNmH5FTgeTOV4TuSsxlISlU8c/edit?usp=sharing
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> *T. Pranavan*
>>>>>>>>>>>>>>>>>> *BSc Eng Undergraduate|
Department of Computer Science &
>>>>>>>>>>>>>>>>>> Engineering ,University
of Moratuwa*
>>>>>>>>>>>>>>>>>> *Intern Software
Engineer**| WSO2 Lanka (Pvt) Ltd.*
>>>>>>>>>>>>>>>>>> *Mobile| *0775136836
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> On 22 March 2015
at 23:36, Pranavan Theivendiram <
>>>>>>>>>>>>>>>>>> pranavan.11@cse.mrt.ac.lk>
wrote:
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> Thanks Lahiru
for the prompt reply. I have already
>>>>>>>>>>>>>>>>>>> started working
on the proposal. I will send it before tomorrow.
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> *T. Pranavan*
>>>>>>>>>>>>>>>>>>> *BSc Eng Undergraduate|
Department of Computer Science &
>>>>>>>>>>>>>>>>>>> Engineering ,University
of Moratuwa*
>>>>>>>>>>>>>>>>>>> *Intern Software
Engineer**| WSO2 Lanka (Pvt) Ltd.*
>>>>>>>>>>>>>>>>>>> *Mobile| *0775136836
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> On 22 March 2015
at 23:31, Lahiru Sandaruwan <
>>>>>>>>>>>>>>>>>>> lahirus@wso2.com>
wrote:
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> Hi,
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> Yes, You
have found the information correctly and on
>>>>>>>>>>>>>>>>>>>> right track.
It would be great if we can incorporate CEP 4.0.0 changes as
>>>>>>>>>>>>>>>>>>>> it would
minimize our customized function.
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> I would like
to suggest you starting the drafting of
>>>>>>>>>>>>>>>>>>>> the proposal
as you have some background now.
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> Thanks.
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> On Sun, Mar
22, 2015 at 9:48 PM, Pranavan Theivendiram
>>>>>>>>>>>>>>>>>>>> <pranavan.11@cse.mrt.ac.lk>
wrote:
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>> Hi all,
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>> With
the few days of research on the project
>>>>>>>>>>>>>>>>>>>>> "Introducing
“curve fitting” for statistics prediction algorithm of
>>>>>>>>>>>>>>>>>>>>> Autoscaler".
I have found
>>>>>>>>>>>>>>>>>>>>> followings
regarding the project
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>    1.
ClusterMonitor class passes the calculated
>>>>>>>>>>>>>>>>>>>>>    values
from the CEP. This value passing happens after
>>>>>>>>>>>>>>>>>>>>>    org.apache.stratos.messaging.event
         happens.
>>>>>>>>>>>>>>>>>>>>>    2.
RuleTasksDelegator class calculates the
>>>>>>>>>>>>>>>>>>>>>    prediction
values using the values(Ex gradient) from the CEP
>>>>>>>>>>>>>>>>>>>>>    3.
The classes in the package
>>>>>>>>>>>>>>>>>>>>>    org.apache.stratos.cep.extension
deals with the analysis of data in the
>>>>>>>>>>>>>>>>>>>>>    real
time and publish the relevant summarized health stats, which are
>>>>>>>>>>>>>>>>>>>>>    needed
for the autoscaling.
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>> So according
to my understanding, I need to modify
>>>>>>>>>>>>>>>>>>>>> above
mentioned classes, in order to implement the curve fitting for
>>>>>>>>>>>>>>>>>>>>> statistics
prediction.
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>> Furthermore,for
this project, we can use the
>>>>>>>>>>>>>>>>>>>>> regression
implementation of CEP 4.0, which is expected to be released on
>>>>>>>>>>>>>>>>>>>>> May 15th
according to WSO2 public jira. I am planning to do a feasibility
>>>>>>>>>>>>>>>>>>>>> study
for the first two weeks of the project, where we can explore other
>>>>>>>>>>>>>>>>>>>>> better
options as well.
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>> Am I
on a right track? Please share your thoughts on
>>>>>>>>>>>>>>>>>>>>> this.
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>> [1] https://wso2.org/jira/browse/CEP
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>> Thanks
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>> Regards
>>>>>>>>>>>>>>>>>>>>> *T. Pranavan*
>>>>>>>>>>>>>>>>>>>>> *BSc
Eng Undergraduate| Department of Computer Science
>>>>>>>>>>>>>>>>>>>>> &
Engineering ,University of Moratuwa*
>>>>>>>>>>>>>>>>>>>>> *Intern
Software Engineer**| WSO2 Lanka (Pvt) Ltd.*
>>>>>>>>>>>>>>>>>>>>> *Mobile|
*0775136836
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> --
>>>>>>>>>>>>>>>>>>>> --
>>>>>>>>>>>>>>>>>>>> Lahiru Sandaruwan
>>>>>>>>>>>>>>>>>>>> Committer
and PMC member, Apache Stratos,
>>>>>>>>>>>>>>>>>>>> Senior Software
Engineer,
>>>>>>>>>>>>>>>>>>>> WSO2 Inc.,
http://wso2.com
>>>>>>>>>>>>>>>>>>>> lean.enterprise.middleware
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> phone: +94773325954
>>>>>>>>>>>>>>>>>>>> email: lahirus@wso2.com
blog:
>>>>>>>>>>>>>>>>>>>> http://lahiruwrites.blogspot.com/
>>>>>>>>>>>>>>>>>>>> linked-in:
>>>>>>>>>>>>>>>>>>>> http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> --
>>>>>>>>>>>>>>>>> --
>>>>>>>>>>>>>>>>> Lahiru Sandaruwan
>>>>>>>>>>>>>>>>> Committer and PMC member,
Apache Stratos,
>>>>>>>>>>>>>>>>> Senior Software Engineer,
>>>>>>>>>>>>>>>>> WSO2 Inc., http://wso2.com
>>>>>>>>>>>>>>>>> lean.enterprise.middleware
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> phone: +94773325954
>>>>>>>>>>>>>>>>> email: lahirus@wso2.com
blog:
>>>>>>>>>>>>>>>>> http://lahiruwrites.blogspot.com/
>>>>>>>>>>>>>>>>> linked-in:
>>>>>>>>>>>>>>>>> http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> --
>>>>>>>>>>>>>>> --
>>>>>>>>>>>>>>> Lahiru Sandaruwan
>>>>>>>>>>>>>>> Committer and PMC member, Apache
Stratos,
>>>>>>>>>>>>>>> Senior Software Engineer,
>>>>>>>>>>>>>>> WSO2 Inc., http://wso2.com
>>>>>>>>>>>>>>> lean.enterprise.middleware
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> phone: +94773325954
>>>>>>>>>>>>>>> email: lahirus@wso2.com blog:
>>>>>>>>>>>>>>> http://lahiruwrites.blogspot.com/
>>>>>>>>>>>>>>> linked-in:
>>>>>>>>>>>>>>> http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> --
>>>>>>>>>>>> --
>>>>>>>>>>>> Lahiru Sandaruwan
>>>>>>>>>>>> Committer and PMC member, Apache Stratos,
>>>>>>>>>>>> Senior Software Engineer,
>>>>>>>>>>>> WSO2 Inc., http://wso2.com
>>>>>>>>>>>> lean.enterprise.middleware
>>>>>>>>>>>>
>>>>>>>>>>>> phone: +94773325954
>>>>>>>>>>>> email: lahirus@wso2.com blog: http://lahiruwrites.blogspot.com/
>>>>>>>>>>>> linked-in:
>>>>>>>>>>>> http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> --
>>>>>>>>>> --
>>>>>>>>>> Lahiru Sandaruwan
>>>>>>>>>> Committer and PMC member, Apache Stratos,
>>>>>>>>>> Senior Software Engineer,
>>>>>>>>>> WSO2 Inc., http://wso2.com
>>>>>>>>>> lean.enterprise.middleware
>>>>>>>>>>
>>>>>>>>>> phone: +94773325954
>>>>>>>>>> email: lahirus@wso2.com blog: http://lahiruwrites.blogspot.com/
>>>>>>>>>> linked-in:
>>>>>>>>>> http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>> --
>>>>>>> Lahiru Sandaruwan
>>>>>>> Committer and PMC member, Apache Stratos,
>>>>>>> Senior Software Engineer,
>>>>>>> WSO2 Inc., http://wso2.com
>>>>>>> lean.enterprise.middleware
>>>>>>>
>>>>>>> phone: +94773325954
>>>>>>> email: lahirus@wso2.com blog: http://lahiruwrites.blogspot.com/
>>>>>>> linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146
>>>>>>>
>>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> --
>>>>> Lahiru Sandaruwan
>>>>> Committer and PMC member, Apache Stratos,
>>>>> Senior Software Engineer,
>>>>> WSO2 Inc., http://wso2.com
>>>>> lean.enterprise.middleware
>>>>>
>>>>> phone: +94773325954
>>>>> email: lahirus@wso2.com blog: http://lahiruwrites.blogspot.com/
>>>>> linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146
>>>>>
>>>>>
>>>>
>>>
>>
>>
>> --
>> --
>> Lahiru Sandaruwan
>> Committer and PMC member, Apache Stratos,
>> Senior Software Engineer,
>> WSO2 Inc., http://wso2.com
>> lean.enterprise.middleware
>>
>> phone: +94773325954
>> email: lahirus@wso2.com blog: http://lahiruwrites.blogspot.com/
>> linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146
>>
>>
>

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