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Date: Wed, 10 Dec 2014 21:34:11 +0530
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 <CAB3PFb9ibqt-ST4tOBJxZoON+iUoS9JOW5RihMCDo8P13=xjCQ@mail.gmail.com>
Subject: Re: Axis2 Performance Issue
From: Navinderjit Kahlon <navinderjitkahlon@gmail.com>
To: java-user@axis.apache.org, Sardar Hussain <salarzi_qau@yahoo.com>
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hi...

i m also working on same topic to call web service dynamically but not able
to achieve it so far...

could u plz help me how u have performed dynamic invocation of web
service... the complete scenario and its entire development....

On Sun, Nov 30, 2014 at 1:37 AM, Sardar Hussain <
salarzi_qau@yahoo.com.invalid> wrote:

> Hi,
>
> I have a strange issue with performance evaluation using Axis2 middleware.
>  I have two scenarios of calling web services through a client. One in
> centralised fashion and the other in decentralised fashion. Centralised
> scenario 1 goes like this:
>  I have a client that dynamically invokes 5 different services in a
> workflow fashion. I have engaged a custom module as inflow handler to the 5
> different services. I calculate the performance evaluation of calling these
> 5 services with the engagement of my module as well as without engaging the
> module.
> When I call these services through the same client as a workflow, without
> my custom module then it takes 1912 milli seconds. However, when I engage
> my custom module to the services it takes 2070- milli seconds. This shows
> the performance overhead of my custom module equivalent to 160 milli
> seconds.
>
> The second secnario 2 of decentralised invocation of the same services
> goes like this:
> A client invokes the first service of the 5 different services. Then the
> first service invokes the second service and similarly the sequence goes to
> the invocation of service 5 through the service 4. These services are
> invoked asynchronously (withoutout blocking) as a workflow. These services
> perform their own functionalities like in the earlier scenario, however,
> they are playing the role of a client for the invocation of the next
> service.
> Now the performance I get with the engagement and without engagement of my
> custom module goes like this:
> Without engageing the module it takes ~ 1450 milli second, which is less
> than 1850 as was the case in scenario 1, because they are invoked in
> decentralised fashion and hence no centralised bottleneck.
> But when I invoke this decentralised invocation with the engagement of the
> same module, it takes more than 2094 milli second. which shows that the
> module I have engaged is taking more than 600 milli second. I am wondering
> this module is the same as was engaged in scenario 1 and it took 160 milli
> second.  However, here it takes much more (~ 600 milli second) compared to
> the centralised one. Can one kindly guide me through where and what the
> reason might be?
>
> regards,
>
> Sardar Hussain
>
>


-- 
With thanks and regards

Navinderjit Kaur

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<div dir=3D"ltr"><div><div>hi...<br><br></div>i m also working on same topi=
c to call web service dynamically but not able to achieve it so far...<br><=
br></div>could u plz help me how u have performed dynamic invocation of web=
 service... the complete scenario and its entire development....<br></div><=
div class=3D"gmail_extra"><br><div class=3D"gmail_quote">On Sun, Nov 30, 20=
14 at 1:37 AM, Sardar Hussain <span dir=3D"ltr">&lt;<a href=3D"mailto:salar=
zi_qau@yahoo.com.invalid" target=3D"_blank">salarzi_qau@yahoo.com.invalid</=
a>&gt;</span> wrote:<br><blockquote class=3D"gmail_quote" style=3D"margin:0=
 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style=3D"color:=
#000;background-color:#fff;font-family:HelveticaNeue,Helvetica Neue,Helveti=
ca,Arial,Lucida Grande,Sans-Serif;font-size:16px"><div dir=3D"ltr">Hi,</div=
><div dir=3D"ltr"><br></div><div dir=3D"ltr">I have a strange issue with pe=
rformance evaluation using Axis2 middleware.</div><div dir=3D"ltr">=A0I hav=
e two scenarios of calling web services through a client. One in centralise=
d fashion and the other in decentralised fashion. Centralised scenario 1 go=
es like this:</div><div dir=3D"ltr">=A0I have a client that dynamically inv=
okes 5 different services in a workflow fashion. I have engaged a custom mo=
dule as inflow handler to the 5 different services. I calculate the perform=
ance evaluation of calling these 5 services with the engagement of my modul=
e as well as without engaging the module.=A0</div><div dir=3D"ltr">When I c=
all these services through the same client as a workflow, without my custom=
 module then it takes 1912 milli seconds. However, when I engage my custom =
module to the services it takes 2070- milli seconds. This shows the perform=
ance overhead of my custom module equivalent to 160 milli seconds.</div><di=
v dir=3D"ltr"><br></div><div dir=3D"ltr">The second secnario 2 of decentral=
ised invocation of the same services goes like this:</div><div dir=3D"ltr">=
A client invokes the first service of the 5 different services. Then the fi=
rst service invokes the second service and similarly the sequence goes to t=
he invocation of service 5 through the service 4. These services are invoke=
d asynchronously (withoutout blocking) as a workflow. These services perfor=
m their own functionalities like in the earlier scenario, however, they are=
 playing the role of a client for the invocation of the next service.</div>=
<div dir=3D"ltr">Now the performance I get with the engagement and without =
engagement of my custom module goes like this:</div><div dir=3D"ltr">Withou=
t engageing the module it takes ~ 1450 milli second, which is less than 185=
0 as was the case in scenario 1, because they are invoked in decentralised =
fashion and hence no centralised bottleneck.</div><div dir=3D"ltr">But when=
 I invoke this decentralised invocation with the engagement of the same mod=
ule, it takes more than 2094 milli second. which shows that the module I ha=
ve engaged is taking more than 600 milli second. I am wondering this module=
 is the same as was engaged in scenario 1 and it took 160 milli second.=A0 =
However, here it takes much more (~ 600 milli second) compared to the centr=
alised one. Can one kindly guide me through where and what the reason might=
 be?</div><div dir=3D"ltr"><br></div><div dir=3D"ltr">regards,</div><div di=
r=3D"ltr"><br></div><div dir=3D"ltr">Sardar Hussain</div><div dir=3D"ltr"><=
br></div></div></blockquote></div><br><br clear=3D"all"><br>-- <br><div cla=
ss=3D"gmail_signature"><div>With thanks and regards</div><div><br></div>Nav=
inderjit Kaur</div>
</div>

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