Kindly find the attached raw data, i am so sorry but actually i need help and i am new with jmeter :(
On Fri, Sep 2, 2011 at 4:46 PM, sebb <seb...@gmail.com> wrote: > On 2 September 2011 16:25, Sherif Amer <sherif.moh.a...@gmail.com> wrote: > > i got the values from the graph and i calculated it and i got the > population > > standard deviation, it is totally different from the values which the > table > > shows, can you try it please ? > > No, I cannot try it. > > You have not provided the raw data. > > > On Fri, Sep 2, 2011 at 3:51 PM, sebb <seb...@gmail.com> wrote: > > > >> On 2 September 2011 15:08, Sherif Amer <sherif.moh.a...@gmail.com> > wrote: > >> > thanks very much for the response, regarding "The aggregate graph does > >> not > >> > display the deviation" i calculated it manually :) and it is not the > same > >> > one shown in the table. > >> > >> So what has the aggregate graph got to do with it then? > >> > >> And did you use the appropriate calculation, i.e. population standard > >> deviation? > >> > >> > regarding the bugzilla and the JTL can elaborate more details as it is > my > >> > first time here :) > >> > >> Bugzilla: http://jakarta.apache.org/jmeter/issues.html > >> > >> JTL is the sample output file; may be in CSV or XML format. > >> > >> Without the sample data it's impossible to provide further help. > >> > >> > On Fri, Sep 2, 2011 at 1:53 PM, sebb <seb...@gmail.com> wrote: > >> > > >> >> On 2 September 2011 13:07, Sherif Amer <sherif.moh.a...@gmail.com> > >> wrote: > >> >> > Hello, i re test the full test plan again and i got strange results > >> for > >> >> > the average and for the deviation > >> >> > i have 4 pages and i made 10 request per page so the result is 40 > >> request > >> >> > when i show the result in table i got the Average = 142 and the > >> deviation > >> >> = > >> >> > 93 > >> >> > when i show the result in aggregate graph and i calculated the > average > >> >> and > >> >> > the deviation the results were different from the results on the > >> table > >> >> !!! > >> >> > >> >> The aggregate graph does not display the deviation, so I don't > >> >> understand what you mean. > >> >> > >> >> > in the graph the Average = 140 and the deviation = 41. > >> >> > any idea why the results are different even it is same number of > >> requests > >> >> > and the same test plan !!? > >> >> > >> >> Please provide the JTL results file - but do not send it to the list. > >> >> > >> >> Create a bugzilla issue and attach the JTL file to that. > >> >> Make sure you explain what you see in the listeners and what you > >> >> expected to see. > >> >> > >> >> > On Thu, Sep 1, 2011 at 4:11 PM, sebb <seb...@gmail.com> wrote: > >> >> >> > >> >> >> Note that OpenOffice.org Calc has STDEV and STDEVP functions that > >> >> >> calculate the two different versions of std. dev.; I imagine Excel > >> has > >> >> >> similar functions. > >> >> >> > >> >> >> On 1 September 2011 16:06, Sherif Amer <sherif.moh.a...@gmail.com > > > >> >> wrote: > >> >> >> > Thanks very much for the clarification, i will re create the > full > >> test > >> >> >> > scenario and update you. > >> >> >> > > >> >> >> > On Thu, Sep 1, 2011 at 3:37 PM, sebb <seb...@gmail.com> wrote: > >> >> >> > > >> >> >> >> On 1 September 2011 15:17, Sherif Amer < > sherif.moh.a...@gmail.com > >> > > >> >> >> >> wrote: > >> >> >> >> > view result in *table* > >> >> >> >> > >> >> >> >> OK, I see - you mean the figure in red at the bottom of the > >> screen. > >> >> >> >> > >> >> >> >> I have just written a test using the Java sampler so I can > ensure > >> >> that > >> >> >> >> the correct times are created. > >> >> >> >> > >> >> >> >> I get the same average, but the deviation is calculated as 280, > >> not > >> >> 581 > >> >> >> >> or > >> >> >> >> 323. > >> >> >> >> Same if I use the Summary Listener. > >> >> >> >> > >> >> >> >> The JMeter value agrees with the "population standard > deviation", > >> >> >> >> where the sum of square diffs is divided by the number of > values > >> >> (i.e. > >> >> >> >> 4) before taking the square root. > >> >> >> >> > >> >> >> >> The value 323 results from dividing the sum of squares diffs by > 3 > >> (= > >> >> >> >> 4-1) and then taking the square root. > >> >> >> >> This is the "sample standard deviation". > >> >> >> >> > >> >> >> >> Both are valid interpretations of standard deviation. Perhaps > >> JMeter > >> >> >> >> should have used the latter, but it does not. > >> >> >> >> > >> >> >> >> I don't understand where the value 581 comes from. > >> >> >> >> If you still have the raw sample data, perhaps you can create a > >> >> >> >> Bugzilla issue and attach the JTL file with a screenshot of the > >> Table > >> >> >> >> Listener. > >> >> >> >> > >> >> >> >> > On Thu, Sep 1, 2011 at 3:13 PM, sebb <seb...@gmail.com> > wrote: > >> >> >> >> > > >> >> >> >> >> On 1 September 2011 15:06, Sherif Amer < > >> sherif.moh.a...@gmail.com > >> >> > > >> >> >> >> wrote: > >> >> >> >> >> > Which sampler were you using? > >> >> >> >> >> > *HTTP request* > >> >> >> >> >> > >> >> >> >> >> Sorry, I meant - which Listener were you using? > >> >> >> >> >> > >> >> >> >> >> > Which version of JMeter? > >> >> >> >> >> > *2.4* > >> >> >> >> >> > > >> >> >> >> >> > On Thu, Sep 1, 2011 at 2:21 PM, sebb <seb...@gmail.com> > >> wrote: > >> >> >> >> >> > > >> >> >> >> >> >> On 1 September 2011 13:56, Sherif Amer > >> >> >> >> >> >> <sherif.moh.a...@gmail.com> > >> >> >> >> >> wrote: > >> >> >> >> >> >> > i made load test for 4 pages and the sample time was > >> >> >> >> >> 426,1093,1127,921 > >> >> >> >> >> >> and > >> >> >> >> >> >> > when i showed the result in table > >> >> >> >> >> >> > > >> >> >> >> >> >> > The average was 892 which is ok > >> >> >> >> >> >> > >> >> >> >> >> >> Agreed. > >> >> >> >> >> >> > >> >> >> >> >> >> > And the deviation was 581 which is totally wrong, if > you > >> >> >> >> >> >> > calculate > >> >> >> >> it > >> >> >> >> >> >> > yourself the result will simply will be 323. > >> >> >> >> >> >> > >> >> >> >> >> >> Which sampler were you using? > >> >> >> >> >> >> > >> >> >> >> >> >> Which version of JMeter? > >> >> >> >> >> >> > >> >> >> >> >> >> > On Thu, Sep 1, 2011 at 1:48 PM, sebb <seb...@gmail.com > > > >> >> wrote: > >> >> >> >> >> >> > > >> >> >> >> >> >> >> On 1 September 2011 13:43, Sherif Amer > >> >> >> >> >> >> >> <sherif.moh.a...@gmail.com > >> >> >> >> > > >> >> >> >> >> >> wrote: > >> >> >> >> >> >> >> > hello !! > >> >> >> >> >> >> >> > > >> >> >> >> >> >> >> > i have question :) does Jmeter calculating the the > >> >> deviation > >> >> >> >> >> >> incorrectly > >> >> >> >> >> >> >> in > >> >> >> >> >> >> >> > the listener like the table and graphic shapes ? > >> >> >> >> >> >> >> > >> >> >> >> >> >> >> No. > >> >> >> >> >> >> >> > >> >> >> >> >> >> >> What makes you think the calculations are wrong? > >> >> >> >> >> >> >> > >> >> >> >> >> >> >> Please provide some evidence. > >> >> >> >> >> >> >> > >> >> >> >> >> >> >> > Regards, > >> >> >> >> >> >> >> > > >> >> >> >> >> >> >> > Sherif Amer > >> >> >> >> >> >> >> > > >> >> >> >> >> >> >> > >> >> >> >> >> >> >> > >> >> >> >> > >> --------------------------------------------------------------------- > >> >> >> >> >> >> >> To unsubscribe, e-mail: > >> >> >> >> jmeter-user-unsubscr...@jakarta.apache.org > >> >> >> >> >> >> >> For additional commands, e-mail: > >> >> >> >> jmeter-user-h...@jakarta.apache.org > >> >> >> >> >> >> >> > >> >> >> >> >> >> >> > >> >> >> >> >> >> > > >> >> >> >> >> >> > >> >> >> >> >> >> > >> >> >> >> >> >> > >> >> --------------------------------------------------------------------- > >> >> >> >> >> >> To unsubscribe, e-mail: > >> >> >> >> >> >> jmeter-user-unsubscr...@jakarta.apache.org > >> >> >> >> >> >> For additional commands, e-mail: > >> >> >> >> >> >> jmeter-user-h...@jakarta.apache.org > >> >> >> >> >> >> > >> >> >> >> >> >> > >> >> >> >> >> > > >> >> >> >> >> > >> >> >> >> >> > >> >> >> >> >> > >> >> --------------------------------------------------------------------- > >> >> >> >> >> To unsubscribe, e-mail: > >> >> jmeter-user-unsubscr...@jakarta.apache.org > >> >> >> >> >> For additional commands, e-mail: > >> >> jmeter-user-h...@jakarta.apache.org > >> >> >> >> >> > >> >> >> >> >> > >> >> >> >> > > >> >> >> >> > >> >> >> >> > >> --------------------------------------------------------------------- > >> >> >> >> To unsubscribe, e-mail: > >> jmeter-user-unsubscr...@jakarta.apache.org > >> >> >> >> For additional commands, e-mail: > >> jmeter-user-h...@jakarta.apache.org > >> >> >> >> > >> >> >> >> > >> >> >> > > >> >> >> > >> >> >> > --------------------------------------------------------------------- > >> >> >> To unsubscribe, e-mail: > jmeter-user-unsubscr...@jakarta.apache.org > >> >> >> For additional commands, e-mail: > jmeter-user-h...@jakarta.apache.org > >> >> >> > >> >> > > >> >> > > >> >> > > >> >> > > --------------------------------------------------------------------- > >> >> > To unsubscribe, e-mail: jmeter-user-unsubscr...@jakarta.apache.org > >> >> > For additional commands, e-mail: > jmeter-user-h...@jakarta.apache.org > >> >> > > >> >> > >> >> --------------------------------------------------------------------- > >> >> To unsubscribe, e-mail: jmeter-user-unsubscr...@jakarta.apache.org > >> >> For additional commands, e-mail: jmeter-user-h...@jakarta.apache.org > >> >> > >> >> > >> > > >> > >> --------------------------------------------------------------------- > >> To unsubscribe, e-mail: jmeter-user-unsubscr...@jakarta.apache.org > >> For additional commands, e-mail: jmeter-user-h...@jakarta.apache.org > >> > >> > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: jmeter-user-unsubscr...@jakarta.apache.org > For additional commands, e-mail: jmeter-user-h...@jakarta.apache.org > >
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