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Al Viro
Alexey Dobriyan
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Byongho Lee
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Colin Ian King
Dan Carpenter
Dan Magenheimer
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Eric Sandeen
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Linus Torvalds (pre-git)
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Qu Wenruo
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ZhangXiaoxu
Zheng Yan
Zygo Blaxell
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Name
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Authors
Tokens
change scale
Color Graph By Token Proportion
btrfs-tests.c
311
-
24
1367
Josef Bacik
Josef Whiter
Nikolay Borisov
Feifei Xu
Omar Sandoval
David Sterba
Jeff Mahoney
Chris Mason
Filipe David Borba Manana
David Howells
Liu Bo
Miao Xie
Johannes Thumshirn
Al Viro
Qu Wenruo
Wei Yongjun
Jan Schmidt
ZhangXiaoxu
Qinghuang Feng
Christian Brauner
Tejun Heo
Arne Jansen
Gabriel Niebler
Alexey Dobriyan
February 2007
March 2007
April 2007
October 2007
January 2008
October 2008
January 2009
March 2009
April 2009
July 2009
September 2009
March 2010
March 2011
November 2011
February 2012
May 2012
February 2013
March 2013
May 2013
August 2013
September 2013
October 2013
March 2014
May 2014
September 2014
September 2015
January 2016
June 2016
January 2018
April 2018
May 2018
March 2019
June 2019
September 2019
October 2019
November 2019
January 2020
February 2020
July 2020
October 2020
December 2020
January 2021
November 2021
April 2022
July 2022
August 2022
October 2022
January 2023
November 2023
April 2024
May 2024
October 2024
November 2024
April 2025
var spanGroupData = [ {"timestamp": 1170316800, "group": [ {"author_id": 10, "token_count": 5}, ]}, {"timestamp": 1172736000, "group": [ {"author_id": 10, "token_count": 16}, ]}, {"timestamp": 1175410800, "group": [ {"author_id": 10, "token_count": 7}, ]}, {"timestamp": 1191222000, "group": [ {"author_id": 10, "token_count": 5}, ]}, {"timestamp": 1199174400, "group": [ {"author_id": 10, "token_count": 6}, ]}, {"timestamp": 1222844400, "group": [ {"author_id": 10, "token_count": 16}, ]}, {"timestamp": 1230796800, "group": [ {"author_id": 40, "token_count": 3}, ]}, {"timestamp": 1235894400, "group": [ {"author_id": 10, "token_count": 4}, ]}, {"timestamp": 1238569200, "group": [ {"author_id": 0, "token_count": 1}, ]}, {"timestamp": 1246431600, "group": [ {"author_id": 0, "token_count": 4}, ]}, {"timestamp": 1251788400, "group": [ {"author_id": 51, "token_count": 1}, ]}, {"timestamp": 1267430400, "group": [ {"author_id": 45, "token_count": 2}, ]}, {"timestamp": 1298966400, "group": [ {"author_id": 27, "token_count": 2}, ]}, {"timestamp": 1320130800, "group": [ {"author_id": 29, "token_count": 7}, ]}, {"timestamp": 1328083200, "group": [ {"author_id": 7, "token_count": 5}, ]}, {"timestamp": 1335855600, "group": [ {"author_id": 15, "token_count": 4}, ]}, {"timestamp": 1359705600, "group": [ {"author_id": 6, "token_count": 7}, ]}, {"timestamp": 1362124800, "group": [ {"author_id": 0, "token_count": 20}, ]}, {"timestamp": 1367391600, "group": [ {"author_id": 20, "token_count": 5}, ]}, {"timestamp": 1375340400, "group": [ {"author_id": 0, "token_count": 37}, ]}, {"timestamp": 1378018800, "group": [ {"author_id": 0, "token_count": 12}, ]}, {"timestamp": 1380610800, "group": [ {"author_id": 0, "token_count": 292}, ]}, {"timestamp": 1393660800, "group": [ {"author_id": 20, "token_count": 4}, ]}, {"timestamp": 1398927600, "group": [ {"author_id": 0, "token_count": 121}, ]}, {"timestamp": 1409554800, "group": [ {"author_id": 0, "token_count": 1}, ]}, {"timestamp": 1441090800, "group": [ {"author_id": 3, "token_count": 112}, ]}, {"timestamp": 1451635200, "group": [ {"author_id": 6, "token_count": 6}, ]}, {"timestamp": 1464764400, "group": [ {"author_id": 9, "token_count": 124}, {"author_id": 12, "token_count": 83}, {"author_id": 36, "token_count": 4}, ]}, {"timestamp": 1514793600, "group": [ {"author_id": 7, "token_count": 5}, ]}, {"timestamp": 1522566000, "group": [ {"author_id": 6, "token_count": 2}, ]}, {"timestamp": 1525158000, "group": [ {"author_id": 8, "token_count": 6}, ]}, {"timestamp": 1551427200, "group": [ {"author_id": 21, "token_count": 35}, {"author_id": 6, "token_count": 50}, {"author_id": 5, "token_count": 6}, ]}, {"timestamp": 1559372400, "group": [ {"author_id": 1, "token_count": 3}, ]}, {"timestamp": 1567321200, "group": [ {"author_id": 4, "token_count": 23}, ]}, {"timestamp": 1569913200, "group": [ {"author_id": 6, "token_count": 5}, ]}, {"timestamp": 1572591600, "group": [ {"author_id": 8, "token_count": 118}, ]}, {"timestamp": 1577865600, "group": [ {"author_id": 1, "token_count": 14}, ]}, {"timestamp": 1580544000, "group": [ {"author_id": 1, "token_count": 5}, ]}, {"timestamp": 1593586800, "group": [ {"author_id": 6, "token_count": 9}, ]}, {"timestamp": 1601535600, "group": [ {"author_id": 1, "token_count": 4}, ]}, {"timestamp": 1606809600, "group": [ {"author_id": 1, "token_count": 10}, ]}, {"timestamp": 1609488000, "group": [ {"author_id": 43, "token_count": 2}, ]}, {"timestamp": 1635750000, "group": [ {"author_id": 1, "token_count": 5}, ]}, {"timestamp": 1648796400, "group": [ {"author_id": 49, "token_count": 1}, ]}, {"timestamp": 1656658800, "group": [ {"author_id": 6, "token_count": 26}, ]}, {"timestamp": 1659337200, "group": [ {"author_id": 1, "token_count": 1}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 1, "token_count": 3}, {"author_id": 39, "token_count": 3}, ]}, {"timestamp": 1672560000, "group": [ {"author_id": 43, "token_count": 1}, ]}, {"timestamp": 1698822000, "group": [ {"author_id": 6, "token_count": 1}, {"author_id": 4, "token_count": 6}, ]}, {"timestamp": 1711954800, "group": [ {"author_id": 6, "token_count": 1}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 4, "token_count": 4}, ]}, {"timestamp": 1727766000, "group": [ {"author_id": 2, "token_count": 9}, ]}, {"timestamp": 1730444400, "group": [ {"author_id": 1, "token_count": 69}, ]}, {"timestamp": 1743490800, "group": [ {"author_id": 4, "token_count": 2}, {"author_id": 1, "token_count": 22}, ]}, ]
Author Name
Tokens
Token Proportion
Josef Bacik
488
35.70%
Josef Whiter
136
9.95%
Nikolay Borisov
124
9.07%
Feifei Xu
124
9.07%
Omar Sandoval
112
8.19%
David Sterba
107
7.83%
Jeff Mahoney
83
6.07%
Chris Mason
59
4.32%
Filipe David Borba Manana
35
2.56%
David Howells
35
2.56%
Liu Bo
10
0.73%
Miao Xie
9
0.66%
Johannes Thumshirn
9
0.66%
Al Viro
7
0.51%
Qu Wenruo
6
0.44%
Wei Yongjun
4
0.29%
Jan Schmidt
4
0.29%
ZhangXiaoxu
3
0.22%
Qinghuang Feng
3
0.22%
Christian Brauner
3
0.22%
Tejun Heo
2
0.15%
Arne Jansen
2
0.15%
Gabriel Niebler
1
0.07%
Alexey Dobriyan
1
0.07%
Total
1367
btrfs-tests.h
66
-
12
289
Josef Bacik
David Sterba
Omar Sandoval
Feifei Xu
Josef Whiter
Chris Mason
Jeff Mahoney
Nikolay Borisov
Johannes Thumshirn
Liu Bo
Filipe David Borba Manana
Eric Sandeen
February 2007
March 2007
October 2007
March 2012
February 2013
March 2013
April 2013
August 2013
September 2013
October 2013
May 2014
September 2015
June 2016
January 2018
April 2018
May 2018
March 2019
October 2019
November 2019
November 2023
October 2024
November 2024
var spanGroupData = [ {"timestamp": 1170316800, "group": [ {"author_id": 10, "token_count": 4}, ]}, {"timestamp": 1172736000, "group": [ {"author_id": 10, "token_count": 6}, ]}, {"timestamp": 1191222000, "group": [ {"author_id": 10, "token_count": 5}, ]}, {"timestamp": 1330588800, "group": [ {"author_id": 0, "token_count": 3}, ]}, {"timestamp": 1359705600, "group": [ {"author_id": 6, "token_count": 6}, ]}, {"timestamp": 1362124800, "group": [ {"author_id": 0, "token_count": 3}, ]}, {"timestamp": 1364799600, "group": [ {"author_id": 6, "token_count": 13}, {"author_id": 48, "token_count": 2}, ]}, {"timestamp": 1375340400, "group": [ {"author_id": 0, "token_count": 36}, ]}, {"timestamp": 1378018800, "group": [ {"author_id": 0, "token_count": 7}, ]}, {"timestamp": 1380610800, "group": [ {"author_id": 0, "token_count": 18}, ]}, {"timestamp": 1398927600, "group": [ {"author_id": 0, "token_count": 16}, ]}, {"timestamp": 1441090800, "group": [ {"author_id": 3, "token_count": 46}, ]}, {"timestamp": 1464764400, "group": [ {"author_id": 9, "token_count": 40}, {"author_id": 12, "token_count": 10}, ]}, {"timestamp": 1514793600, "group": [ {"author_id": 7, "token_count": 2}, ]}, {"timestamp": 1522566000, "group": [ {"author_id": 6, "token_count": 4}, ]}, {"timestamp": 1525158000, "group": [ {"author_id": 6, "token_count": 4}, {"author_id": 8, "token_count": 3}, ]}, {"timestamp": 1551427200, "group": [ {"author_id": 6, "token_count": 32}, ]}, {"timestamp": 1569913200, "group": [ {"author_id": 6, "token_count": 2}, ]}, {"timestamp": 1572591600, "group": [ {"author_id": 8, "token_count": 6}, ]}, {"timestamp": 1698822000, "group": [ {"author_id": 4, "token_count": 2}, ]}, {"timestamp": 1727766000, "group": [ {"author_id": 2, "token_count": 4}, ]}, {"timestamp": 1730444400, "group": [ {"author_id": 1, "token_count": 15}, ]}, ]
Author Name
Tokens
Token Proportion
Josef Bacik
83
28.72%
David Sterba
61
21.11%
Omar Sandoval
46
15.92%
Feifei Xu
40
13.84%
Josef Whiter
15
5.19%
Chris Mason
15
5.19%
Jeff Mahoney
10
3.46%
Nikolay Borisov
9
3.11%
Johannes Thumshirn
4
1.38%
Liu Bo
2
0.69%
Filipe David Borba Manana
2
0.69%
Eric Sandeen
2
0.69%
Total
289
delayed-refs-tests.c
1016
-
13
4736
Josef Whiter
Josef Bacik
Filipe David Borba Manana
Miao Xie
Nikolay Borisov
Liu Bo
Omar Sandoval
Chris Mason
Qu Wenruo
Jeff Mahoney
Feifei Xu
David Disseldorp
David Sterba
February 2007
March 2007
November 2008
January 2011
August 2012
November 2012
September 2013
October 2013
January 2014
May 2014
March 2015
September 2015
October 2015
January 2016
June 2016
April 2018
May 2018
June 2018
June 2019
April 2024
October 2024
November 2024
February 2025
August 2025
var spanGroupData = [ {"timestamp": 1170316800, "group": [ {"author_id": 10, "token_count": 4}, ]}, {"timestamp": 1172736000, "group": [ {"author_id": 10, "token_count": 6}, ]}, {"timestamp": 1225522800, "group": [ {"author_id": 0, "token_count": 3}, ]}, {"timestamp": 1293868800, "group": [ {"author_id": 7, "token_count": 15}, ]}, {"timestamp": 1343804400, "group": [ {"author_id": 0, "token_count": 2}, ]}, {"timestamp": 1351753200, "group": [ {"author_id": 20, "token_count": 24}, ]}, {"timestamp": 1378018800, "group": [ {"author_id": 0, "token_count": 10}, ]}, {"timestamp": 1380610800, "group": [ {"author_id": 0, "token_count": 39}, ]}, {"timestamp": 1388563200, "group": [ {"author_id": 0, "token_count": 22}, ]}, {"timestamp": 1398927600, "group": [ {"author_id": 0, "token_count": 8}, ]}, {"timestamp": 1425196800, "group": [ {"author_id": 5, "token_count": 5}, ]}, {"timestamp": 1441090800, "group": [ {"author_id": 3, "token_count": 10}, ]}, {"timestamp": 1443682800, "group": [ {"author_id": 4, "token_count": 2}, ]}, {"timestamp": 1451635200, "group": [ {"author_id": 6, "token_count": 1}, ]}, {"timestamp": 1464764400, "group": [ {"author_id": 9, "token_count": 5}, {"author_id": 12, "token_count": 5}, ]}, {"timestamp": 1522566000, "group": [ {"author_id": 6, "token_count": 1}, ]}, {"timestamp": 1525158000, "group": [ {"author_id": 8, "token_count": 1}, ]}, {"timestamp": 1527836400, "group": [ {"author_id": 8, "token_count": 15}, ]}, {"timestamp": 1559372400, "group": [ {"author_id": 1, "token_count": 12}, ]}, {"timestamp": 1711954800, "group": [ {"author_id": 1, "token_count": 32}, ]}, {"timestamp": 1727766000, "group": [ {"author_id": 4, "token_count": 50}, ]}, {"timestamp": 1730444400, "group": [ {"author_id": 1, "token_count": 4457}, ]}, {"timestamp": 1738396800, "group": [ {"author_id": 35, "token_count": 5}, ]}, {"timestamp": 1754031600, "group": [ {"author_id": 6, "token_count": 2}, ]}, ]
Author Name
Tokens
Token Proportion
Josef Whiter
4501
95.04%
Josef Bacik
84
1.77%
Filipe David Borba Manana
52
1.10%
Miao Xie
24
0.51%
Nikolay Borisov
16
0.34%
Liu Bo
15
0.32%
Omar Sandoval
10
0.21%
Chris Mason
10
0.21%
Qu Wenruo
5
0.11%
Jeff Mahoney
5
0.11%
Feifei Xu
5
0.11%
David Disseldorp
5
0.11%
David Sterba
4
0.08%
Total
4736
extent-buffer-tests.c
223
-
13
1036
Josef Bacik
Jeff Mahoney
David Sterba
Sage Weil
Feifei Xu
Josef Whiter
Chris Mason
Liu Bo
Filipe David Borba Manana
Linus Torvalds (pre-git)
Dan Magenheimer
Linus Torvalds
Linda Knippers
May 1998
February 2002
April 2007
March 2008
April 2008
June 2008
November 2009
January 2011
May 2011
October 2011
April 2013
September 2013
June 2016
April 2018
May 2018
March 2019
September 2021
October 2021
June 2022
October 2022
September 2023
var spanGroupData = [ {"timestamp": 894006000, "group": [ {"author_id": 37, "token_count": 2}, ]}, {"timestamp": 1012550400, "group": [ {"author_id": 47, "token_count": 1}, ]}, {"timestamp": 1175410800, "group": [ {"author_id": 10, "token_count": 4}, ]}, {"timestamp": 1204358400, "group": [ {"author_id": 10, "token_count": 3}, ]}, {"timestamp": 1207033200, "group": [ {"author_id": 10, "token_count": 4}, ]}, {"timestamp": 1212303600, "group": [ {"author_id": 33, "token_count": 1}, ]}, {"timestamp": 1257058800, "group": [ {"author_id": 19, "token_count": 40}, ]}, {"timestamp": 1293868800, "group": [ {"author_id": 7, "token_count": 6}, ]}, {"timestamp": 1304233200, "group": [ {"author_id": 38, "token_count": 2}, ]}, {"timestamp": 1317452400, "group": [ {"author_id": 12, "token_count": 5}, ]}, {"timestamp": 1364799600, "group": [ {"author_id": 0, "token_count": 4}, ]}, {"timestamp": 1378018800, "group": [ {"author_id": 0, "token_count": 829}, ]}, {"timestamp": 1464764400, "group": [ {"author_id": 9, "token_count": 19}, {"author_id": 12, "token_count": 52}, ]}, {"timestamp": 1522566000, "group": [ {"author_id": 6, "token_count": 2}, ]}, {"timestamp": 1525158000, "group": [ {"author_id": 6, "token_count": 36}, ]}, {"timestamp": 1551427200, "group": [ {"author_id": 6, "token_count": 8}, ]}, {"timestamp": 1630479600, "group": [ {"author_id": 4, "token_count": 1}, ]}, {"timestamp": 1633071600, "group": [ {"author_id": 1, "token_count": 10}, ]}, {"timestamp": 1654066800, "group": [ {"author_id": 6, "token_count": 1}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 1, "token_count": 3}, ]}, {"timestamp": 1693551600, "group": [ {"author_id": 4, "token_count": 3}, ]}, ]
Author Name
Tokens
Token Proportion
Josef Bacik
833
80.41%
Jeff Mahoney
57
5.50%
David Sterba
47
4.54%
Sage Weil
40
3.86%
Feifei Xu
19
1.83%
Josef Whiter
13
1.25%
Chris Mason
11
1.06%
Liu Bo
6
0.58%
Filipe David Borba Manana
4
0.39%
Linus Torvalds (pre-git)
2
0.19%
Dan Magenheimer
2
0.19%
Linus Torvalds
1
0.10%
Linda Knippers
1
0.10%
Total
1036
extent-io-tests.c
831
-
16
4072
Qu Wenruo
Josef Bacik
Omar Sandoval
Nikolay Borisov
David Sterba
Filipe David Borba Manana
Feifei Xu
Vishal Moola (Oracle)
Chris Mason
Josef Whiter
Goldwyn Rodrigues
Kirill A. Shutemov
Jeff Mahoney
Johannes Thumshirn
Byongho Lee
Lu Fengqi
March 2007
June 2007
August 2007
September 2007
October 2007
April 2013
October 2013
August 2014
September 2015
December 2015
January 2016
April 2016
June 2016
September 2016
November 2017
April 2018
May 2018
November 2018
February 2019
March 2019
June 2019
August 2019
January 2020
November 2020
September 2021
December 2021
August 2022
September 2022
May 2023
July 2023
December 2023
January 2024
July 2024
February 2025
March 2025
April 2025
June 2025
July 2025
var spanGroupData = [ {"timestamp": 1172736000, "group": [ {"author_id": 10, "token_count": 3}, ]}, {"timestamp": 1180681200, "group": [ {"author_id": 10, "token_count": 2}, ]}, {"timestamp": 1185951600, "group": [ {"author_id": 10, "token_count": 7}, ]}, {"timestamp": 1188630000, "group": [ {"author_id": 10, "token_count": 6}, ]}, {"timestamp": 1191222000, "group": [ {"author_id": 10, "token_count": 5}, ]}, {"timestamp": 1364799600, "group": [ {"author_id": 6, "token_count": 10}, ]}, {"timestamp": 1380610800, "group": [ {"author_id": 0, "token_count": 933}, ]}, {"timestamp": 1406876400, "group": [ {"author_id": 4, "token_count": 1}, ]}, {"timestamp": 1441090800, "group": [ {"author_id": 3, "token_count": 408}, ]}, {"timestamp": 1448956800, "group": [ {"author_id": 13, "token_count": 5}, ]}, {"timestamp": 1451635200, "group": [ {"author_id": 6, "token_count": 2}, ]}, {"timestamp": 1459494000, "group": [ {"author_id": 26, "token_count": 16}, ]}, {"timestamp": 1464764400, "group": [ {"author_id": 9, "token_count": 73}, {"author_id": 12, "token_count": 12}, ]}, {"timestamp": 1472713200, "group": [ {"author_id": 3, "token_count": 147}, ]}, {"timestamp": 1509519600, "group": [ {"author_id": 4, "token_count": 3}, ]}, {"timestamp": 1522566000, "group": [ {"author_id": 6, "token_count": 2}, ]}, {"timestamp": 1525158000, "group": [ {"author_id": 6, "token_count": 43}, ]}, {"timestamp": 1541055600, "group": [ {"author_id": 2, "token_count": 5}, {"author_id": 32, "token_count": 1}, {"author_id": 5, "token_count": 7}, ]}, {"timestamp": 1549008000, "group": [ {"author_id": 5, "token_count": 4}, ]}, {"timestamp": 1551427200, "group": [ {"author_id": 6, "token_count": 55}, ]}, {"timestamp": 1559372400, "group": [ {"author_id": 24, "token_count": 19}, {"author_id": 8, "token_count": 342}, ]}, {"timestamp": 1564642800, "group": [ {"author_id": 4, "token_count": 61}, ]}, {"timestamp": 1577865600, "group": [ {"author_id": 8, "token_count": 11}, ]}, {"timestamp": 1604214000, "group": [ {"author_id": 5, "token_count": 5}, ]}, {"timestamp": 1630479600, "group": [ {"author_id": 5, "token_count": 28}, ]}, {"timestamp": 1638345600, "group": [ {"author_id": 5, "token_count": 302}, ]}, {"timestamp": 1659337200, "group": [ {"author_id": 18, "token_count": 45}, ]}, {"timestamp": 1662015600, "group": [ {"author_id": 1, "token_count": 6}, ]}, {"timestamp": 1682924400, "group": [ {"author_id": 6, "token_count": 9}, ]}, {"timestamp": 1688194800, "group": [ {"author_id": 5, "token_count": 1341}, ]}, {"timestamp": 1701417600, "group": [ {"author_id": 5, "token_count": 8}, ]}, {"timestamp": 1704096000, "group": [ {"author_id": 6, "token_count": 84}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 1, "token_count": 15}, ]}, {"timestamp": 1738396800, "group": [ {"author_id": 6, "token_count": 3}, ]}, {"timestamp": 1740816000, "group": [ {"author_id": 4, "token_count": 3}, ]}, {"timestamp": 1743490800, "group": [ {"author_id": 6, "token_count": 3}, {"author_id": 4, "token_count": 15}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 6, "token_count": 6}, {"author_id": 4, "token_count": 10}, ]}, {"timestamp": 1751353200, "group": [ {"author_id": 4, "token_count": 6}, ]}, ]
Author Name
Tokens
Token Proportion
Qu Wenruo
1695
41.63%
Josef Bacik
933
22.91%
Omar Sandoval
555
13.63%
Nikolay Borisov
353
8.67%
David Sterba
217
5.33%
Filipe David Borba Manana
99
2.43%
Feifei Xu
73
1.79%
Vishal Moola (Oracle)
45
1.11%
Chris Mason
23
0.56%
Josef Whiter
21
0.52%
Goldwyn Rodrigues
19
0.47%
Kirill A. Shutemov
16
0.39%
Jeff Mahoney
12
0.29%
Johannes Thumshirn
5
0.12%
Byongho Lee
5
0.12%
Lu Fengqi
1
0.02%
Total
4072
extent-map-tests.c
1195
-
11
5353
Josef Whiter
Liu Bo
David Sterba
Filipe David Borba Manana
Nikolay Borisov
Qu Wenruo
Josef Bacik
Christoph Hellwig
Omar Sandoval
Chris Mason
Colin Ian King
May 2007
July 2011
October 2013
September 2015
January 2016
January 2018
April 2018
May 2018
March 2019
April 2019
December 2019
September 2022
May 2023
August 2023
November 2023
December 2023
January 2024
March 2024
April 2024
May 2024
July 2024
March 2025
April 2025
August 2025
var spanGroupData = [ {"timestamp": 1178002800, "group": [ {"author_id": 10, "token_count": 6}, ]}, {"timestamp": 1309503600, "group": [ {"author_id": 0, "token_count": 35}, ]}, {"timestamp": 1380610800, "group": [ {"author_id": 0, "token_count": 6}, ]}, {"timestamp": 1441090800, "group": [ {"author_id": 3, "token_count": 6}, ]}, {"timestamp": 1451635200, "group": [ {"author_id": 6, "token_count": 1}, ]}, {"timestamp": 1514793600, "group": [ {"author_id": 42, "token_count": 3}, {"author_id": 7, "token_count": 1204}, ]}, {"timestamp": 1522566000, "group": [ {"author_id": 6, "token_count": 106}, ]}, {"timestamp": 1525158000, "group": [ {"author_id": 6, "token_count": 17}, ]}, {"timestamp": 1551427200, "group": [ {"author_id": 6, "token_count": 480}, ]}, {"timestamp": 1554102000, "group": [ {"author_id": 6, "token_count": 328}, ]}, {"timestamp": 1575187200, "group": [ {"author_id": 8, "token_count": 528}, ]}, {"timestamp": 1662015600, "group": [ {"author_id": 4, "token_count": 28}, ]}, {"timestamp": 1682924400, "group": [ {"author_id": 17, "token_count": 7}, {"author_id": 5, "token_count": 6}, ]}, {"timestamp": 1690873200, "group": [ {"author_id": 1, "token_count": 1482}, ]}, {"timestamp": 1698822000, "group": [ {"author_id": 4, "token_count": 14}, ]}, {"timestamp": 1701417600, "group": [ {"author_id": 4, "token_count": 215}, ]}, {"timestamp": 1704096000, "group": [ {"author_id": 4, "token_count": 301}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 4, "token_count": 9}, ]}, {"timestamp": 1711954800, "group": [ {"author_id": 5, "token_count": 306}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 4, "token_count": 5}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 4, "token_count": 203}, ]}, {"timestamp": 1740816000, "group": [ {"author_id": 4, "token_count": 5}, ]}, {"timestamp": 1743490800, "group": [ {"author_id": 4, "token_count": 51}, ]}, {"timestamp": 1754031600, "group": [ {"author_id": 6, "token_count": 1}, ]}, ]
Author Name
Tokens
Token Proportion
Josef Whiter
1482
27.69%
Liu Bo
1204
22.49%
David Sterba
933
17.43%
Filipe David Borba Manana
831
15.52%
Nikolay Borisov
528
9.86%
Qu Wenruo
312
5.83%
Josef Bacik
41
0.77%
Christoph Hellwig
7
0.13%
Omar Sandoval
6
0.11%
Chris Mason
6
0.11%
Colin Ian King
3
0.06%
Total
5353
free-space-tests.c
1063
-
18
3842
Filipe David Borba Manana
Josef Bacik
Josef Whiter
Li Dongyang
David Sterba
Byongho Lee
Li Zefan
Feifei Xu
Jeff Mahoney
Chris Mason
Dan Carpenter
Omar Sandoval
Linda Knippers
Linus Torvalds (pre-git)
Nicholas D Steeves
Dan Magenheimer
Linus Torvalds
David Woodhouse
May 1998
February 2002
May 2007
June 2007
March 2008
June 2008
August 2008
July 2009
June 2010
July 2010
March 2011
April 2011
May 2011
August 2011
March 2013
April 2013
August 2013
August 2014
September 2015
November 2015
December 2015
May 2016
June 2016
April 2018
May 2018
March 2019
June 2019
October 2019
November 2021
August 2022
var spanGroupData = [ {"timestamp": 894006000, "group": [ {"author_id": 37, "token_count": 2}, ]}, {"timestamp": 1012550400, "group": [ {"author_id": 47, "token_count": 1}, ]}, {"timestamp": 1178002800, "group": [ {"author_id": 10, "token_count": 3}, ]}, {"timestamp": 1180681200, "group": [ {"author_id": 10, "token_count": 1}, ]}, {"timestamp": 1204358400, "group": [ {"author_id": 10, "token_count": 20}, ]}, {"timestamp": 1212303600, "group": [ {"author_id": 33, "token_count": 4}, ]}, {"timestamp": 1217574000, "group": [ {"author_id": 50, "token_count": 1}, ]}, {"timestamp": 1246431600, "group": [ {"author_id": 0, "token_count": 3}, ]}, {"timestamp": 1275375600, "group": [ {"author_id": 0, "token_count": 9}, ]}, {"timestamp": 1277967600, "group": [ {"author_id": 0, "token_count": 7}, ]}, {"timestamp": 1298966400, "group": [ {"author_id": 11, "token_count": 382}, {"author_id": 14, "token_count": 2}, ]}, {"timestamp": 1301641200, "group": [ {"author_id": 14, "token_count": 104}, ]}, {"timestamp": 1304233200, "group": [ {"author_id": 38, "token_count": 2}, ]}, {"timestamp": 1312182000, "group": [ {"author_id": 0, "token_count": 43}, ]}, {"timestamp": 1362124800, "group": [ {"author_id": 0, "token_count": 367}, ]}, {"timestamp": 1364799600, "group": [ {"author_id": 6, "token_count": 2}, ]}, {"timestamp": 1375340400, "group": [ {"author_id": 0, "token_count": 572}, ]}, {"timestamp": 1406876400, "group": [ {"author_id": 4, "token_count": 1095}, ]}, {"timestamp": 1441090800, "group": [ {"author_id": 0, "token_count": 35}, {"author_id": 3, "token_count": 5}, ]}, {"timestamp": 1446361200, "group": [ {"author_id": 22, "token_count": 12}, {"author_id": 6, "token_count": 20}, ]}, {"timestamp": 1448956800, "group": [ {"author_id": 13, "token_count": 146}, ]}, {"timestamp": 1462086000, "group": [ {"author_id": 41, "token_count": 2}, ]}, {"timestamp": 1464764400, "group": [ {"author_id": 9, "token_count": 80}, {"author_id": 12, "token_count": 32}, ]}, {"timestamp": 1522566000, "group": [ {"author_id": 6, "token_count": 2}, ]}, {"timestamp": 1525158000, "group": [ {"author_id": 6, "token_count": 168}, ]}, {"timestamp": 1551427200, "group": [ {"author_id": 6, "token_count": 15}, ]}, {"timestamp": 1559372400, "group": [ {"author_id": 1, "token_count": 3}, ]}, {"timestamp": 1569913200, "group": [ {"author_id": 6, "token_count": 7}, ]}, {"timestamp": 1635750000, "group": [ {"author_id": 1, "token_count": 684}, ]}, {"timestamp": 1659337200, "group": [ {"author_id": 1, "token_count": 11}, ]}, ]
Author Name
Tokens
Token Proportion
Filipe David Borba Manana
1095
28.50%
Josef Bacik
1036
26.97%
Josef Whiter
698
18.17%
Li Dongyang
382
9.94%
David Sterba
214
5.57%
Byongho Lee
146
3.80%
Li Zefan
106
2.76%
Feifei Xu
80
2.08%
Jeff Mahoney
32
0.83%
Chris Mason
24
0.62%
Dan Carpenter
12
0.31%
Omar Sandoval
5
0.13%
Linda Knippers
4
0.10%
Linus Torvalds (pre-git)
2
0.05%
Nicholas D Steeves
2
0.05%
Dan Magenheimer
2
0.05%
Linus Torvalds
1
0.03%
David Woodhouse
1
0.03%
Total
3842
free-space-tree-tests.c
586
-
17
2782
Omar Sandoval
Josef Bacik
David Sterba
Chris Mason
Filipe David Borba Manana
Feifei Xu
Jeff Mahoney
Josef Whiter
Jan Schmidt
Mark Fasheh
Liu Bo
Dan Carpenter
Kinglong Mee
Christophe Jaillet
Nikolay Borisov
Zheng Yan
Sakari Ailus
March 2007
April 2007
May 2007
September 2008
December 2009
June 2010
March 2011
April 2011
July 2011
August 2012
April 2013
August 2013
October 2013
December 2013
May 2014
June 2014
August 2014
May 2015
September 2015
January 2016
June 2016
September 2016
June 2017
September 2017
April 2018
May 2018
March 2019
June 2019
October 2019
December 2019
November 2021
October 2022
June 2025
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Author Name
Tokens
Token Proportion
Omar Sandoval
1940
69.73%
Josef Bacik
360
12.94%
David Sterba
147
5.28%
Chris Mason
93
3.34%
Filipe David Borba Manana
54
1.94%
Feifei Xu
42
1.51%
Jeff Mahoney
34
1.22%
Josef Whiter
29
1.04%
Jan Schmidt
23
0.83%
Mark Fasheh
18
0.65%
Liu Bo
9
0.32%
Dan Carpenter
9
0.32%
Kinglong Mee
8
0.29%
Christophe Jaillet
6
0.22%
Nikolay Borisov
5
0.18%
Zheng Yan
3
0.11%
Sakari Ailus
2
0.07%
Total
2782
inode-tests.c
1093
-
14
5516
Josef Bacik
Feifei Xu
Chris Mason
David Sterba
Qu Wenruo
Filipe David Borba Manana
Jeff Mahoney
Nikolay Borisov
Li Zefan
Zheng Yan
Josef Whiter
Anand Jain
Miao Xie
Byongho Lee
February 2007
March 2007
May 2007
June 2007
August 2007
October 2007
January 2008
March 2008
May 2008
October 2008
December 2008
April 2009
June 2009
October 2012
October 2013
May 2014
March 2015
December 2015
March 2016
June 2016
February 2017
October 2017
November 2017
April 2018
May 2018
March 2019
June 2020
November 2020
September 2021
September 2022
October 2022
September 2023
December 2023
April 2024
April 2025
July 2025
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Author Name
Tokens
Token Proportion
Josef Bacik
4174
75.67%
Feifei Xu
323
5.86%
Chris Mason
281
5.09%
David Sterba
231
4.19%
Qu Wenruo
158
2.86%
Filipe David Borba Manana
115
2.08%
Jeff Mahoney
86
1.56%
Nikolay Borisov
82
1.49%
Li Zefan
36
0.65%
Zheng Yan
20
0.36%
Josef Whiter
4
0.07%
Anand Jain
3
0.05%
Miao Xie
2
0.04%
Byongho Lee
1
0.02%
Total
5516
qgroup-tests.c
559
-
21
2558
Josef Bacik
Filipe David Borba Manana
Chris Mason
Qu Wenruo
David Sterba
Feifei Xu
Jan Schmidt
Josef Whiter
Jeff Mahoney
Zheng Yan
Zygo Blaxell
Li Dongyang
Liu Bo
Nikolay Borisov
Dan Carpenter
Arne Jansen
Omar Sandoval
Lu Fengqi
Shilong Wang
Sage Weil
Nicholas D Steeves
January 2007
February 2007
March 2007
April 2007
May 2007
June 2007
October 2007
December 2007
January 2008
March 2008
April 2008
June 2008
September 2008
March 2009
April 2009
October 2010
January 2011
March 2011
April 2011
June 2011
May 2012
June 2012
April 2013
May 2013
August 2013
October 2013
May 2014
June 2014
April 2015
September 2015
May 2016
June 2016
September 2016
September 2017
March 2018
April 2018
May 2018
July 2018
March 2019
December 2019
February 2020
November 2021
October 2022
November 2022
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Author Name
Tokens
Token Proportion
Josef Bacik
1583
61.88%
Filipe David Borba Manana
238
9.30%
Chris Mason
167
6.53%
Qu Wenruo
142
5.55%
David Sterba
95
3.71%
Feifei Xu
80
3.13%
Jan Schmidt
53
2.07%
Josef Whiter
39
1.52%
Jeff Mahoney
36
1.41%
Zheng Yan
29
1.13%
Zygo Blaxell
20
0.78%
Li Dongyang
20
0.78%
Liu Bo
13
0.51%
Nikolay Borisov
12
0.47%
Dan Carpenter
9
0.35%
Arne Jansen
8
0.31%
Omar Sandoval
6
0.23%
Lu Fengqi
4
0.16%
Shilong Wang
2
0.08%
Sage Weil
1
0.04%
Nicholas D Steeves
1
0.04%
Total
2558
raid-stripe-tree-tests.c
1161
-
15
5339
Johannes Thumshirn
Chris Mason
Christoph Hellwig
Feifei Xu
Jeff Mahoney
Zheng Yan
Qu Wenruo
Josef Bacik
Omar Sandoval
Nikolay Borisov
Josef Whiter
Ilya Dryomov
Anand Jain
David Sterba
Miao Xie
February 2007
March 2007
March 2008
April 2008
May 2008
September 2008
June 2009
January 2012
October 2013
May 2014
July 2014
September 2015
June 2016
November 2017
April 2018
July 2018
March 2019
November 2019
October 2022
November 2022
March 2023
September 2023
October 2024
January 2025
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Author Name
Tokens
Token Proportion
Johannes Thumshirn
5095
95.43%
Chris Mason
53
0.99%
Christoph Hellwig
40
0.75%
Feifei Xu
35
0.66%
Jeff Mahoney
28
0.52%
Zheng Yan
21
0.39%
Qu Wenruo
21
0.39%
Josef Bacik
15
0.28%
Omar Sandoval
8
0.15%
Nikolay Borisov
7
0.13%
Josef Whiter
5
0.09%
Ilya Dryomov
5
0.09%
Anand Jain
3
0.06%
David Sterba
2
0.04%
Miao Xie
1
0.02%
Total
5339
Contributors:
52
Author
Tokens
Proportion
Commits
Proportion
0
Josef Bacik
9630
26.10%
26
8.00%
1
Josef Whiter
6943
18.82%
27
8.31%
2
Johannes Thumshirn
5113
13.86%
13
4.00%
3
Omar Sandoval
2688
7.29%
6
1.85%
4
Filipe David Borba Manana
2525
6.84%
43
13.23%
5
Qu Wenruo
2339
6.34%
23
7.08%
6
David Sterba
2058
5.58%
54
16.62%
7
Liu Bo
1259
3.41%
7
2.15%
8
Nikolay Borisov
1136
3.08%
11
3.38%
9
Feifei Xu
821
2.23%
7
2.15%
10
Chris Mason
742
2.01%
42
12.92%
11
Li Dongyang
402
1.09%
2
0.62%
12
Jeff Mahoney
383
1.04%
5
1.54%
13
Byongho Lee
152
0.41%
1
0.31%
14
Li Zefan
142
0.38%
3
0.92%
15
Jan Schmidt
80
0.22%
4
1.23%
16
Zheng Yan
73
0.20%
3
0.92%
17
Christoph Hellwig
47
0.13%
2
0.62%
18
Vishal Moola (Oracle)
45
0.12%
1
0.31%
19
Sage Weil
41
0.11%
2
0.62%
20
Miao Xie
36
0.10%
5
1.54%
21
David Howells
35
0.09%
1
0.31%
22
Dan Carpenter
30
0.08%
2
0.62%
23
Zygo Blaxell
20
0.05%
1
0.31%
24
Goldwyn Rodrigues
19
0.05%
1
0.31%
25
Mark Fasheh
18
0.05%
2
0.62%
26
Kirill A. Shutemov
16
0.04%
2
0.62%
27
Arne Jansen
10
0.03%
2
0.62%
28
Kinglong Mee
8
0.02%
1
0.31%
29
Al Viro
7
0.02%
1
0.31%
30
Christophe Jaillet
6
0.02%
1
0.31%
31
Anand Jain
6
0.02%
2
0.62%
32
Lu Fengqi
5
0.01%
2
0.62%
33
Linda Knippers
5
0.01%
1
0.31%
34
Ilya Dryomov
5
0.01%
1
0.31%
35
David Disseldorp
5
0.01%
1
0.31%
36
Wei Yongjun
4
0.01%
1
0.31%
37
Linus Torvalds (pre-git)
4
0.01%
1
0.31%
38
Dan Magenheimer
4
0.01%
1
0.31%
39
ZhangXiaoxu
3
0.01%
1
0.31%
40
Qinghuang Feng
3
0.01%
1
0.31%
41
Nicholas D Steeves
3
0.01%
1
0.31%
42
Colin Ian King
3
0.01%
1
0.31%
43
Christian Brauner
3
0.01%
2
0.62%
44
Shilong Wang
2
0.01%
1
0.31%
45
Tejun Heo
2
0.01%
1
0.31%
46
Sakari Ailus
2
0.01%
1
0.31%
47
Linus Torvalds
2
0.01%
1
0.31%
48
Eric Sandeen
2
0.01%
1
0.31%
49
Gabriel Niebler
1
0.00%
1
0.31%
50
David Woodhouse
1
0.00%
1
0.31%
51
Alexey Dobriyan
1
0.00%
1
0.31%
Total
36890
325