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Posted to dev@harmony.apache.org by Mark Hindess <ma...@googlemail.com> on 2006/04/20 22:15:12 UTC

43% of all statistics are totally worthless

To celebrate the opening of my 100th JIRA earlier today, I thought I'd
produce some simple statistics - using 138 lines of ugly Perl - for
the HARMONY JIRAs.

The columns are "key", percentage, count.  The letters in the "bars"
are the first characters of the "Resolutions" from the first table.

Not really sure that they say anything useful, since they only measure
quantity not quality.  However, one think they certainly do show is
just what a brilliant job Tim has been doing keeping up with JIRAs.

I shall make sure I buy Tim a beer next time the opportunity arises.

Regards,
 Mark.

Now would be a good time to switch to a fixed-width font if you
haven't already...

Resolution
           Fixed  67% 256 ####################################################
      Unresolved  25%  97 ####################
       Duplicate   4%  16 ###
         Invalid   1%   6 #
Cannot Reproduce   1%   4 #
       Won't Fix   0%   3 #


Type
             Bug  55% 212 CFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFIDDDUUUUUUUUUUUUU
     Improvement  32% 123 FFFFFFFFFFFFFFFFFFFFFFFUUUUUUU
     New Feature   9%  38 FFFFFUUUU
            Test   1%   5 F
            Task   0%   3 F
            Wish   0%   1


Priority
           Major  48% 186 CFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFIDDUUUUUUUUUUUUU
           Minor  31% 122 FFFFFFFFFFFFFFFFFFFFFFIWDDDUUUUUUUU
         Trivial  18%  71 FFFFFFFFFFFFFFUUUUUU
        Critical   0%   3 F


Status
          Closed  67% 259 CFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFIDDD
            Open  25%  96 UUUUUUUUUUUUUUUUUUU
        Resolved   6%  26 FFFF
     In Progress   0%   1


Closed By Week
      2006-04-16  13%  36 FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFIIIDDDDDDDDDDDDDD
      2006-04-09   9%  24 FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFW
      2006-04-02   8%  23 FFFFFFFFFFFFFFFFFFFFFFFFFFFFFIDDD
      2006-03-26  12%  32 FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFD
      2006-03-19   3%   8 FFFFFFFFFFI
      2006-03-12  10%  28 CFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
      2006-03-05   6%  17 FFFFFFFFFFFFFFFFFFFFFFFC
      2006-02-26  12%  33 CFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFIW
      2006-02-19   2%   7 FFFFFFFFFD
      2006-02-12   5%  13 FFFFFFFFFFFFFFFFFFF
      2006-02-05   3%   9 FFFFFFFFFFFFF
      2006-01-29   1%   5 FFFFFFF
      2006-01-22   2%   6 FFFFFFFFF
      2006-01-15   2%   7 FFFFFFFFFF
      2005-11-27   1%   4 FFFFFF
      2005-11-13   0%   1 F
      2005-10-30   0%   1 F
      2005-10-02   0%   1 F
      2005-09-25   0%   2 FFF
      2005-06-19   0%   2 FFF


Closed By Assignee
        tellison  62% 161 CFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
         mloenko   8%  23 FFFFFDDD
    georgeharley   8%  21 FFFFFF
             smm   7%  19 FFFFFF
            geir   6%  18 FFFFFF
      Unassigned   6%  17 FFIDD


Closed By Reporter
        hindessm  27%  72 FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFID
   richard_liang  11%  29 FFFFFFFFFFFFFFFFFFID
          paulex  10%  26 FFFFFFFFFFFFFFFFFFD
        svetlana   8%  23 CFFFFFFFFFFFFFFF
          nbeyer   7%  20 FFFFFFFFFFFFFF
           kdmix   4%  11 FFDDDDDD
             smm   3%  10 FFFFFFF
             sva   3%   9 CFFFFFW
    georgeharley   3%   8 FFFFFF
        vladimir   2%   7 FFFFD
         mloenko   2%   6 FFFF
        tellison   2%   6 FFFF
   t.v.doubtsova   1%   5 FFFF
         odeakin   1%   5 FFFD
            geir   1%   4 FFF
             vmz   1%   3 FF
             zoe   1%   3 FF
           elena   0%   2 F
        aavtamon   0%   1 F
       archie172   0%   1 F
    v.v.aristova   0%   1 F
         nikolay   0%   1 W
         dlydick   0%   1 F
         jfclere   0%   1 F
     n.kuznetsov   0%   1 F
     karan_malhi   0%   1 I
       theuserbl   0%   1 F
         struppi   0%   1 F


Created By Week
      2006-04-16   7%  29 CFFFFFFFFFFFFFDDDDDDDDDDDUUUUUUUUUUU
      2006-04-09   8%  31 FFFFFFFFFFFFFFFFFFFUUUUUUUUUUUUUUUUUUUU
      2006-04-02   8%  33 FFFFFFFFFFFFFFFFIWDDDUUUUUUUUUUUUUUUUUUUU
      2006-03-26   9%  37 FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFDUUUUUUUUUUUUUU
      2006-03-19  10%  41 FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFIIIDUUUUUUUUUUUUU
      2006-03-12   4%  19 FFFFFFFFFFFFFFFFFFIUUUUU
      2006-03-05   6%  23 FFFFFFFFFFFFFFFFFFFFFFDUUUUUU
      2006-02-26  10%  39 FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFIWUUUUUUUU
      2006-02-19   7%  28 FFFFFFFFFFFFFFFFFFFFFFFFFFFFDUUUUUU
      2006-02-12   3%  15 CFFFFFFFFFFFFFFIUUU
      2006-02-05   3%  12 FFFFFFFFFFFFFFU
      2006-01-29   5%  22 CFFFFFFFFFFFFFFFFFFFFDUUUUU
      2006-01-22   4%  16 CFFFFFFFFFFFFFFFFUUU
      2006-01-15   2%   8 FFFFFFFFWU
      2006-01-08   1%   4 FFFFF
      2005-12-25   0%   2 FFF
      2005-12-11   0%   1 F
      2005-11-27   1%   4 FFFFF
      2005-11-20   0%   2 FFF
      2005-11-13   0%   2 FFF
      2005-11-06   0%   1 F
      2005-10-30   0%   3 FFFU
      2005-10-23   0%   1 U
      2005-10-09   0%   3 UUUU
      2005-09-25   1%   4 FFFFF
      2005-06-19   0%   1 F
      2005-06-12   0%   1 F


Created By Reporter
        hindessm  26% 101 FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFIDUUUUUUUUUUUUUU
   richard_liang   9%  37 FFFFFFFFFFFFFIDDUUUU
          paulex   8%  34 FFFFFFFFFFFFFDUUU
        svetlana   7%  30 CFFFFFFFFFFFFIUU
          nbeyer   6%  26 FFFFFFFFFFFUU
             smm   3%  15 FFFFFFUU
           kdmix   3%  14 FFDDDDUU
    georgeharley   3%  14 FFFFFWUU
             sva   3%  12 CFFFFWUU
        vladimir   2%  10 FFFFDU
         odeakin   2%   9 FFDUU
         mloenko   2%   8 FFFFU
        tellison   2%   8 FFFF
   t.v.doubtsova   1%   7 FFFU
             zoe   1%   5 FFU
             vmz   1%   5 FFU
            geir   1%   4 FF
        aavtamon   0%   3 FU
         bootjvm   0%   3 UU
     karan_malhi   0%   3 FIU
          weldon   0%   3 UU
         jfclere   0%   3 FU
           elena   0%   2 F
     n.kuznetsov   0%   2 F
             dad   0%   2 U
         egagnon   0%   2 U
       apavlenko   0%   2 FU
        sjanuary   0%   2 CU
           aluht   0%   1 U
           zakha   0%   1 U
        dgandara   0%   1 U
          vvgorr   0%   1 U
    v.v.aristova   0%   1 F
         nikolay   0%   1 W
          soeren   0%   1 U
         dlydick   0%   1 F
             cap   0%   1 F
         struppi   0%   1 F
             ayc   0%   1 F
       archie172   0%   1 F
         rgarner   0%   1 U
         mmontes   0%   1 U
       theuserbl   0%   1 F
    m.v.goldburt   0%   1 U

--
Mark Hindess <ma...@googlemail.com>
IBM Java Technology Centre, UK.

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Re: 43% of all statistics are totally worthless

Posted by Leo Simons <ma...@leosimons.com>.
On Fri, Apr 21, 2006 at 10:15:38AM +0100, Tim Ellison wrote:
> Mark Hindess wrote:
> > To celebrate the opening of my 100th JIRA earlier today,

Whoah! :-)

> > I thought I'd
> > produce some simple statistics - using 138 lines of ugly Perl - for
> > the HARMONY JIRAs.

kewl. Lets keep this our little secret -- we don't want people to go and
think jira metrics are the best new things since salaries based on LOC! ;-)

That said, I think there's maybe a few other projects out there who are
also heavy jira users (maven and geronimo spring to mind) that would love
to run your script. It should be published somewhere...just secretly...

> > The columns are "key", percentage, count.  The letters in the "bars"
> > are the first characters of the "Resolutions" from the first table.
> > 
> > However, one think they certainly do show is
> > just what a brilliant job Tim has been doing keeping up with JIRAs.

Kudos to Tim! Also kudos to you! Also kudos to everyone else working so
hard around here! Also kudos to everyone working hard elsewhere to
"escape the java trap"! Kudos-fest!

- LSD, proud that he does not appear in these stats

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Re: 43% of all statistics are totally worthless

Posted by Tim Ellison <t....@gmail.com>.
Mark Hindess wrote:
> To celebrate the opening of my 100th JIRA earlier today, I thought I'd
> produce some simple statistics - using 138 lines of ugly Perl - for
> the HARMONY JIRAs.
> 
> The columns are "key", percentage, count.  The letters in the "bars"
> are the first characters of the "Resolutions" from the first table.
> 
> However, one think they certainly do show is
> just what a brilliant job Tim has been doing keeping up with JIRAs.

Not really -- just that I've been working on them longer.

It also shows how many you've opened that means I've had to :-0 !

p.s.  I'll still accept the beer tho'

Regards,
Tim

-- 

Tim Ellison (t.p.ellison@gmail.com)
IBM Java technology centre, UK.

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