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From sprasad <sprasad.s...@gmail.com>
Subject Re: If i do a manual execution by adding extended status bar to firefox
Date Mon, 03 Oct 2011 05:10:35 GMT
Bruce,  Thanks a ton!

Sd.

On Sat, Oct 1, 2011 at 2:17 PM, sebb-2-2 [via JMeter] <
ml-node+s512774n4859275h35@n5.nabble.com> wrote:

> On 1 October 2011 06:07, sprasad <[hidden email]<http://user/SendEmail.jtp?type=node&node=4859275&i=0>>
> wrote:
> > I have calculated manually by adding up all the response times in
> 'Average'
> > column and divided by number of labels, in my case that would
> > 3920/7=560....if i divide it by 1000 to show it in seconds it would 0.56,
>
> > but here the value is 0.66 which i got in aggregate report...
>
> You cannot average averages buy adding them, unless each average
> represents the same number of samples.
>
> You have to multiply each average by the number of samples it
> represents, add them all together, then divide by the total number of
> samples.
>
> > actually the table which i have given you is aggregate report of a simple
>
> > login test script of my application, instead of the URL I have just given
>
> > numbers. This Login has been run for 25 users - total 7 navigations
> >
> > One more thing you said last row value is not much useful ? then which
> value
> > should we consider to say that, you know, this login is taking "this"
> amount
> > of time for N number of users.??
> >
> > Is Min. and Max. values against the labels are the response time (in
> > milliseconds) for that particular label/navigation - right ???
>
> Yes.
>
> > Thanks,
> > Sd
> >
> >
> >
> >
> >
> > On Fri, Sep 30, 2011 at 10:25 PM, shettyd [via JMeter] <
> > [hidden email] <http://user/SendEmail.jtp?type=node&node=4859275&i=1>>
> wrote:
> >
> >> how have you calculated it manually (the last row value is not much
> useful
> >> anyway)?
> >> If Request1  = 10 samples each 10 secs therefore avg =10 seconds
> >> and request2 = 1 sample , 1 second therefore avg = 1 second
> >> then overall average = (10*10 + 1*1)seconds/(10+1) samples.
> >>
> >>
> >>
> >> regards
> >> deepak
> >>
> >>
> >> On Thu, Sep 29, 2011 at 11:50 PM, sprasad <[hidden email]<
> http://user/SendEmail.jtp?type=node&node=4857796&i=0>>
> >> wrote:
> >>
> >> > Hi Oliver,
> >> >
> >> > I have a small () question for you -
> >> >
> >> > I am running some tests and presenting the aggregate report - in this,
>
> >> > Average Response Time, which is the second column in agg. report table
> is
> >>
> >> > the "average of set of response times", but the the value displayed in
>
> >> the
> >> > last row - Total - and under Average column is not matching up when i
> do
> >> > the
> >> > average of response times manually.
> >> >
> >> > For ex, have a look at the below table: I have taken Average in
> seconds.
> >> > The
> >> > Average *0.66* in the last row is not matching up when i do the
> average
> >> of
> >> > the response time manually. Also, Min and Max represent the min.
> response
> >>
> >> > time and max. response time for that particular label (navigation) -
> >> right
> >> > ?
> >> >
> >> >
> >> > *Label*
> >> >
> >> > *Samples*
> >> >
> >> > *Average (s)*
> >> >
> >> > *Median*
> >> >
> >> > *90%Line*
> >> >
> >> > *Min*
> >> >
> >> > *Max*
> >> >
> >> > *Error%*
> >> >
> >> > *Throughput*
> >> >
> >> > *KB/Sec*
> >> >
> >> > URL
> >> >
> >> > 75
> >> >
> >> > 1.00
> >> >
> >> > 749
> >> >
> >> > 3019
> >> >
> >> > 27
> >> >
> >> > 6035
> >> >
> >> > 0
> >> >
> >> > 8.39
> >> >
> >> > 164.26
> >> >
> >> > 1
> >> >
> >> > 50
> >> >
> >> > 0.63
> >> >
> >> > 34
> >> >
> >> > 2978
> >> >
> >> > 20
> >> >
> >> > 6031
> >> >
> >> > 0
> >> >
> >> > 7.38
> >> >
> >> > 53.07
> >> >
> >> > Login Page
> >> >
> >> > 25
> >> >
> >> > 0.14
> >> >
> >> > 17
> >> >
> >> > 33
> >> >
> >> > 12
> >> >
> >> > 3009
> >> >
> >> > 0
> >> >
> >> > 3.74
> >> >
> >> > 25.02
> >> >
> >> > 2
> >> >
> >> > 25
> >> >
> >> > 0.13
> >> >
> >> > 9
> >> >
> >> > 16
> >> >
> >> > 7
> >> >
> >> > 2939
> >> >
> >> > 0
> >> >
> >> > 3.74
> >> >
> >> > 5.69
> >> >
> >> > 3
> >> >
> >> > 25
> >> >
> >> > 1.10
> >> >
> >> > 864
> >> >
> >> > 1120
> >> >
> >> > 306
> >> >
> >> > 4106
> >> >
> >> > 0
> >> >
> >> > 3.36
> >> >
> >> > 146.53
> >> >
> >> > 4 Home Page
> >> >
> >> > 25
> >> >
> >> > 0.87
> >> >
> >> > 957
> >> >
> >> > 1028
> >> >
> >> > 234
> >> >
> >> > 1038
> >> >
> >> > 0
> >> >
> >> > 2.78
> >> >
> >> > 121.36
> >> >
> >> > 5
> >> >
> >> > 25
> >> >
> >> > 0.05
> >> >
> >> > 52
> >> >
> >> > 59
> >> >
> >> > 30
> >> >
> >> > 77
> >> >
> >> > 0
> >> >
> >> > 2.86
> >> >
> >> > 7.46
> >> >
> >> > *TOTAL*
> >> >
> >> > *250*
> >> >
> >> > *0.66*
> >> >
> >> > *58*
> >> >
> >> > *2961*
> >> >
> >> > *7*
> >> >
> >> > *6035*
> >> >
> >> > *0*
> >> >
> >> > *24.94*
> >> >
> >> > *427.27*
> >> >
> >> >
> >> > Please clear my doubts.
> >> >
> >> > Thanks,
> >> > Sd
> >> >
> >> >
> >> > On Sat, Aug 20, 2011 at 5:11 PM, Oliver Lloyd [via JMeter] <
> >> > [hidden email] <http://user/SendEmail.jtp?type=node&node=4857796&i=1>>
>
> >> wrote:
> >> >
> >> > > The problem here is you are trying to do something that is
> essentially
> >> > not
> >> > > possible and, crucially, not useful.
> >> > >
> >> > > JMeter is not a browser so it will never give you the exact same
> >> response
> >> > > times for rendering a page as you see in your browser. Indeed,
> >> different
> >> > > browsers themselves will give you different page load times so
> there's
> >> > > really no point worrying about the difference.
> >> > >
> >> > > What you really need to do is work out your objectives - what are
> you
> >> > > trying to do? What are your requirements for testing? You should
> >> qualify
> >> > in
> >> > > verbal terms what you what to achieve and then prove the same using
> >> your
> >> > > tests. Then you should quantify these statements to create actual
> >> targets
> >> > to
> >> > > aim for, giving you pass / fail criteria. Having objectives is
> >> especially
> >> > > important when thinking about 'rendering' the full page because this
>
> >> > > experience is effected by multiple things and needs to be understood
>
> >> and
> >> > > planned for. For example, do you even want to simulate page
> resources?
> >> > Are
> >> > > you using a CDN? Are there any other types of caches that you need
> to
> >> > take
> >> > > account of when designing your load?
> >> > >
> >> > > Based on the requirements you then go away and design a test that
> meets
> >>
> >> > > them. If page rendering is in scope, if you want to validate the
> client
> >>
> >> > side
> >> > > performance, then this is more of a functional activity - you cannot
>
> >> use
> >> > a
> >> > > tool like JMeter to test this. In fact you don't need a 'tool' to
do
>
> >> this
> >> > at
> >> > > all, just a mouse and keyboard will suffice. Client side performance
> is
> >>
> >> > > crucial - there are lots of things to be considered and tuned for
-
> but
> >>
> >> > it
> >> > > is not really relevant in this forum.
> >> > >
> >> > > So, in short, page load times and server response are part of the
> same
> >> > user
> >> > > experience but need to be approached in different manners - this is
> an
> >> > age
> >> > > old principle of performance testing which is routinely
> misunderstood.
> >> > >
> >> > > If you can't get your head around this then these days you can solve
>
> >> the
> >> > > problem by paying an external company to run tests where each script
>
> >> runs
> >> > in
> >> > > it's own browser (the Cloud makes this possible) or you can go down
> the
> >>
> >> > > hybrid path and use another (rather well known) load test tool that
> >> gives
> >> > > you GUI like scripts that almost run full browsers. If you don't
> have
> >> the
> >> > > budget for this then JMeter offers an excellent solution, however
> >> without
> >> > a
> >> > > basic foundation knowledge of computing you're very unlikely to do
a
>
> >> good
> >> > > job.
> >> > >
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> >>
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> >> status
> >> > > bar to firefox, click here<
> >> >
> >> >.
> >> > >
> >> > >
> >> >
> >> >
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> >>
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