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Karl Isenberg edited this page Jan 11, 2016 · 4 revisions

Kubernetes repo analyzed with gitm

git log --numstat --no-merges | ~/workspace/gitdm/gitdm -u -s -a -n -o results -b ~/workspace/gitdm -l 25

Last Updated

2016-01-11

Original stats (2015-09-02): https://gist.github.com/karlkfi/2071c04d8cf8cfdac73b

Caveats

Source tree analysis includes generated, third-party, and vendored dependency files.

Commits and lines changed are not directly correlated to time or effort spent.

See Github graphs for change over time.

To add employers or contributor aliases, submit a pull request to my gitdm fork.

To attribute your employer in future commits, configure your git client to use your work email.

Summary

Processed 13033 csets from 652 developers
22 employers found
A total of 4628372 lines added, 3034296 removed (delta 1594076)

Developers with the most changesets

Brendan Burns              915 (7.0%)
Clayton Coleman            603 (4.6%)
Daniel Smith               601 (4.6%)
Tim Hockin                 558 (4.3%)
Justin Santa Barbara       342 (2.6%)
Wojciech Tyczynski         329 (2.5%)
Chao Xu                    319 (2.4%)
derekwaynecarr             311 (2.4%)
Mike Danese                296 (2.3%)
Eric Paris                 269 (2.1%)
Satnam Singh               252 (1.9%)
Dawn Chen                  248 (1.9%)
Eric Tune                  240 (1.8%)
Zach Loafman               238 (1.8%)
Dr. Stefan Schimanski      232 (1.8%)
gmarek                     203 (1.6%)
Joe Beda                   188 (1.4%)
nikhiljindal               172 (1.3%)
Yu-Ju Hong                 170 (1.3%)
Jeff Lowdermilk            168 (1.3%)
Alex Robinson              162 (1.2%)
Yifan Gu                   158 (1.2%)
Victor Marmol              152 (1.2%)
Paul Morie                 146 (1.1%)
deads2k                    146 (1.1%)

Developers with the most changed lines

(including generated, third-party, and vendored dependency files)

Brendan Burns             659437 (10.6%)
Nan Monnand Deng          472615 (7.6%)
Patrick Reilly            426127 (6.9%)
Eric Paris                383756 (6.2%)
Tim Hockin                339879 (5.5%)
nikhiljindal              318120 (5.1%)
Wojciech Tyczynski        271738 (4.4%)
Yifan Gu                  248842 (4.0%)
James DeFelice            189297 (3.1%)
Daniel Smith              162445 (2.6%)
Chao Xu                   162324 (2.6%)
Clayton Coleman           130251 (2.1%)
Zach Loafman              104591 (1.7%)
Satnam Singh              101462 (1.6%)
Victor Marmol             99932 (1.6%)
Joe Beda                  98081 (1.6%)
Tim St. Clair             94820 (1.5%)
Filip Grzadkowski         94383 (1.5%)
Mike Danese               91713 (1.5%)
Trevor Pounds             78655 (1.3%)
Kris                      67570 (1.1%)
Timothy St. Clair         60680 (1.0%)
Jimmi Dyson               60551 (1.0%)
derekwaynecarr            56868 (0.9%)
Paul Morie                54494 (0.9%)

Developers with the most lines removed

Nan Monnand Deng          377499 (12.4%)
Eric Paris                174917 (5.8%)
krousey                   44126 (1.5%)
BC Broussard              35059 (1.2%)
Kris                      33663 (1.1%)
Tim Hockin                29614 (1.0%)
Mike Danese               27805 (0.9%)
Rohit Jnagal              9725 (0.3%)
Piotr Szczesniak          8357 (0.3%)
Jimmi Dyson               4830 (0.2%)
Robert Bailey             1377 (0.0%)
Paulo Pires               1044 (0.0%)
Yicheng Qin                930 (0.0%)
MikeJeffrey                754 (0.0%)
Brian Dorsey               394 (0.0%)
Justin Huff                237 (0.0%)
Jeff Grafton               176 (0.0%)
Vish Kannan                 73 (0.0%)
erickhan                    63 (0.0%)
Fabio Yeon                  58 (0.0%)
Alen Komljen                53 (0.0%)
Peter Lamar                 34 (0.0%)
António Meireles           22 (0.0%)
Antoine Cotten              20 (0.0%)
jvance                      19 (0.0%)

Top changeset contributors by employer

Google                    7105 (54.5%)
Red Hat                   2351 (18.0%)
(Unknown)                 2032 (15.6%)
Mesosphere                 373 (2.9%)
FathomDB                   342 (2.6%)
Huawei Technologies        298 (2.3%)
Core OS                    222 (1.7%)
Apache                      93 (0.7%)
Amadeus                     56 (0.4%)
Box                         40 (0.3%)
Kismatic                    36 (0.3%)
Canonical                   30 (0.2%)
VMWare                      19 (0.1%)
Metaswitch                  13 (0.1%)
Accelerant Mobile            6 (0.0%)
Fujitsu                      4 (0.0%)
IBM                          4 (0.0%)
Yahoo                        3 (0.0%)
Insieme Networks             2 (0.0%)
Virginia Tech                2 (0.0%)
HP                           1 (0.0%)
Funky                        1 (0.0%)

Top lines changed by employer

(including generated, third-party, and vendored dependency files)

Google                    2976158 (48.1%)
(Unknown)                 1336532 (21.6%)
Red Hat                   888269 (14.3%)
Kismatic                  480595 (7.8%)
Mesosphere                226366 (3.7%)
Core OS                   155152 (2.5%)
Box                       49682 (0.8%)
FathomDB                  35266 (0.6%)
Huawei Technologies       20888 (0.3%)
Amadeus                   7744 (0.1%)
Apache                    7067 (0.1%)
Canonical                 4194 (0.1%)
VMWare                    1630 (0.0%)
Metaswitch                1085 (0.0%)
Insieme Networks           937 (0.0%)
HP                         630 (0.0%)
Fujitsu                    189 (0.0%)
Accelerant Mobile          145 (0.0%)
IBM                         47 (0.0%)
Yahoo                       47 (0.0%)
Funky                        6 (0.0%)
Virginia Tech                3 (0.0%)

Employers with the most hackers (total 685)

(Unknown)                  469 (68.5%)
Google                      88 (12.8%)
Red Hat                     62 (9.1%)
Huawei Technologies         15 (2.2%)
Core OS                     12 (1.8%)
Mesosphere                   8 (1.2%)
Apache                       4 (0.6%)
Metaswitch                   4 (0.6%)
IBM                          4 (0.6%)
Amadeus                      3 (0.4%)
Fujitsu                      3 (0.4%)
Kismatic                     2 (0.3%)
Canonical                    2 (0.3%)
Box                          1 (0.1%)
FathomDB                     1 (0.1%)
VMWare                       1 (0.1%)
Insieme Networks             1 (0.1%)
HP                           1 (0.1%)
Accelerant Mobile            1 (0.1%)
Yahoo                        1 (0.1%)
Funky                        1 (0.1%)
Virginia Tech                1 (0.1%)

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