cgroup

Name	Lines	Files	Authors	Tokens	change scale   Color Graph By Token Proportion

lib

775

2

23

3824

Roman GushchinChristian BraunerMichal KoutnýDavid VernetzhangguopengSean ChristophersonSebastian ChladDavid FinkelYosry AhmedTejun HeoClaudioMike RapoportTianchen DingJay KamatShakeel ButtYue haibingJames HoughtonHewenliangGaurav SinghShuah KhanDan CarpenterSachin P. SantJohn Hubbard May 2018June 2018July 2018September 2018April 2019October 2019November 2019February 2020August 2020November 2020May 2021January 2022March 2022April 2022May 2022November 2022July 2023March 2024May 2024July 2024May 2025June 2025August 2025October 2025December 2025March 2026 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 9, "token_count": 37}, {"author_id": 0, "token_count": 2093}, ]}, {"timestamp": 1527836400, "group": [ {"author_id": 35, "token_count": 3}, ]}, {"timestamp": 1530428400, "group": [ {"author_id": 4, "token_count": 38}, ]}, {"timestamp": 1535785200, "group": [ {"author_id": 11, "token_count": 28}, ]}, {"timestamp": 1554102000, "group": [ {"author_id": 0, "token_count": 348}, ]}, {"timestamp": 1569913200, "group": [ {"author_id": 3, "token_count": 17}, {"author_id": 2, "token_count": 102}, ]}, {"timestamp": 1572591600, "group": [ {"author_id": 3, "token_count": 6}, {"author_id": 34, "token_count": 5}, ]}, {"timestamp": 1580544000, "group": [ {"author_id": 3, "token_count": 402}, ]}, {"timestamp": 1596265200, "group": [ {"author_id": 36, "token_count": 4}, ]}, {"timestamp": 1604214000, "group": [ {"author_id": 38, "token_count": 2}, ]}, {"timestamp": 1619852400, "group": [ {"author_id": 3, "token_count": 49}, ]}, {"timestamp": 1641024000, "group": [ {"author_id": 10, "token_count": 1}, ]}, {"timestamp": 1646121600, "group": [ {"author_id": 19, "token_count": 26}, ]}, {"timestamp": 1648796400, "group": [ {"author_id": 1, "token_count": 60}, {"author_id": 15, "token_count": 52}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 1, "token_count": 75}, ]}, {"timestamp": 1667286000, "group": [ {"author_id": 32, "token_count": 6}, ]}, {"timestamp": 1688194800, "group": [ {"author_id": 2, "token_count": 13}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 23, "token_count": 35}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 30, "token_count": 2}, {"author_id": 28, "token_count": 3}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 6, "token_count": 53}, ]}, {"timestamp": 1746082800, "group": [ {"author_id": 33, "token_count": 6}, {"author_id": 21, "token_count": 100}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 2, "token_count": 20}, ]}, {"timestamp": 1754031600, "group": [ {"author_id": 2, "token_count": 23}, ]}, {"timestamp": 1759302000, "group": [ {"author_id": 22, "token_count": 72}, ]}, {"timestamp": 1764576000, "group": [ {"author_id": 16, "token_count": 100}, ]}, {"timestamp": 1772352000, "group": [ {"author_id": 10, "token_count": 43}, ]}, ]

Author Name	Tokens	Token Proportion
Roman Gushchin	2441	63.83%
Christian Brauner	474	12.40%
Michal Koutný	158	4.13%
David Vernet	135	3.53%
zhangguopeng	100	2.62%
Sean Christopherson	100	2.62%
Sebastian Chlad	72	1.88%
David Finkel	53	1.39%
Yosry Ahmed	52	1.36%
Tejun Heo	44	1.15%
Claudio	38	0.99%
Mike Rapoport	37	0.97%
Tianchen Ding	35	0.92%
Jay Kamat	28	0.73%
Shakeel Butt	26	0.68%
Yue haibing	6	0.16%
James Houghton	6	0.16%
Hewenliang	5	0.13%
Gaurav Singh	4	0.10%
Shuah Khan	3	0.08%
Dan Carpenter	3	0.08%
Sachin P. Sant	2	0.05%
John Hubbard	2	0.05%
Total	3824

Files:

test_core.c

959

-

12

4026

ClaudioMichal KoutnýTejun HeoSuren BaghdasaryanChristian BraunerRoman GushchinAlex ShiTianchen DingzhangguopengShuah KhanDan CarpenterBala-Vignesh-Reddy May 2018July 2018May 2019October 2019January 2020February 2020January 2022July 2023March 2024May 2024June 2025October 2025November 2025March 2026 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 0, "token_count": 89}, ]}, {"timestamp": 1530428400, "group": [ {"author_id": 4, "token_count": 1815}, ]}, {"timestamp": 1556694000, "group": [ {"author_id": 25, "token_count": 26}, ]}, {"timestamp": 1569913200, "group": [ {"author_id": 2, "token_count": 593}, ]}, {"timestamp": 1577865600, "group": [ {"author_id": 35, "token_count": 2}, {"author_id": 12, "token_count": 428}, ]}, {"timestamp": 1580544000, "group": [ {"author_id": 3, "token_count": 250}, ]}, {"timestamp": 1641024000, "group": [ {"author_id": 10, "token_count": 548}, ]}, {"timestamp": 1688194800, "group": [ {"author_id": 2, "token_count": 1}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 23, "token_count": 16}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 28, "token_count": 3}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 2, "token_count": 239}, ]}, {"timestamp": 1759302000, "group": [ {"author_id": 31, "token_count": 1}, ]}, {"timestamp": 1761980400, "group": [ {"author_id": 16, "token_count": 14}, ]}, {"timestamp": 1772352000, "group": [ {"author_id": 10, "token_count": 1}, ]}, ]

Author Name	Tokens	Token Proportion
Claudio	1815	45.08%
Michal Koutný	833	20.69%
Tejun Heo	549	13.64%
Suren Baghdasaryan	428	10.63%
Christian Brauner	250	6.21%
Roman Gushchin	89	2.21%
Alex Shi	26	0.65%
Tianchen Ding	16	0.40%
zhangguopeng	14	0.35%
Shuah Khan	3	0.07%
Dan Carpenter	2	0.05%
Bala-Vignesh-Reddy	1	0.02%
Total	4026

test_cpu.c

825

-

11

3456

David VernetJoshua HahnShashank BalajizhangguopengRoman GushchinSebastian ChladShuah KhanTianchen DingJohn HubbardXiu JianfengBala-Vignesh-Reddy May 2018April 2022March 2024May 2024October 2024July 2025October 2025November 2025 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 0, "token_count": 13}, ]}, {"timestamp": 1648796400, "group": [ {"author_id": 1, "token_count": 3070}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 23, "token_count": 2}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 30, "token_count": 2}, {"author_id": 28, "token_count": 3}, ]}, {"timestamp": 1727766000, "group": [ {"author_id": 18, "token_count": 192}, {"author_id": 40, "token_count": 1}, ]}, {"timestamp": 1751353200, "group": [ {"author_id": 20, "token_count": 149}, ]}, {"timestamp": 1759302000, "group": [ {"author_id": 31, "token_count": 1}, {"author_id": 22, "token_count": 9}, ]}, {"timestamp": 1761980400, "group": [ {"author_id": 16, "token_count": 14}, ]}, ]

Author Name	Tokens	Token Proportion
David Vernet	3070	88.83%
Joshua Hahn	192	5.56%
Shashank Balaji	149	4.31%
zhangguopeng	14	0.41%
Roman Gushchin	13	0.38%
Sebastian Chlad	9	0.26%
Shuah Khan	3	0.09%
Tianchen Ding	2	0.06%
John Hubbard	2	0.06%
Xiu Jianfeng	1	0.03%
Bala-Vignesh-Reddy	1	0.03%
Total	3456

test_cpuset.c

276

-

4

1170

Michal KoutnýzhangguopengTianchen DingBala-Vignesh-Reddy July 2023March 2024October 2025November 2025 var spanGroupData = [ {"timestamp": 1688194800, "group": [ {"author_id": 2, "token_count": 1153}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 23, "token_count": 2}, ]}, {"timestamp": 1759302000, "group": [ {"author_id": 31, "token_count": 1}, ]}, {"timestamp": 1761980400, "group": [ {"author_id": 16, "token_count": 14}, ]}, ]

Author Name	Tokens	Token Proportion
Michal Koutný	1153	98.55%
zhangguopeng	14	1.20%
Tianchen Ding	2	0.17%
Bala-Vignesh-Reddy	1	0.09%
Total	1170

test_freezer.c

1512

-

7

5551

Roman GushchinTiffany Y. YangzhangguopengTianchen DingMichal KoutnýBala-Vignesh-ReddyAtul Kumar Pant May 2018April 2019September 2019October 2019November 2023March 2024August 2025October 2025November 2025 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 0, "token_count": 251}, ]}, {"timestamp": 1554102000, "group": [ {"author_id": 0, "token_count": 3594}, ]}, {"timestamp": 1567321200, "group": [ {"author_id": 0, "token_count": 124}, ]}, {"timestamp": 1569913200, "group": [ {"author_id": 2, "token_count": 2}, ]}, {"timestamp": 1698822000, "group": [ {"author_id": 41, "token_count": 1}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 23, "token_count": 2}, ]}, {"timestamp": 1754031600, "group": [ {"author_id": 7, "token_count": 1562}, ]}, {"timestamp": 1759302000, "group": [ {"author_id": 31, "token_count": 1}, ]}, {"timestamp": 1761980400, "group": [ {"author_id": 16, "token_count": 14}, ]}, ]

Author Name	Tokens	Token Proportion
Roman Gushchin	3969	71.50%
Tiffany Y. Yang	1562	28.14%
zhangguopeng	14	0.25%
Tianchen Ding	2	0.04%
Michal Koutný	2	0.04%
Bala-Vignesh-Reddy	1	0.02%
Atul Kumar Pant	1	0.02%
Total	5551

test_hugetlb_memcg.c

234

-

4

978

Nhat PhamShuah KhanTianchen DingBala-Vignesh-Reddy October 2023March 2024May 2024October 2025 var spanGroupData = [ {"timestamp": 1696143600, "group": [ {"author_id": 8, "token_count": 972}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 23, "token_count": 2}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 28, "token_count": 3}, ]}, {"timestamp": 1759302000, "group": [ {"author_id": 31, "token_count": 1}, ]}, ]

Author Name	Tokens	Token Proportion
Nhat Pham	972	99.39%
Shuah Khan	3	0.31%
Tianchen Ding	2	0.20%
Bala-Vignesh-Reddy	1	0.10%
Total	978

test_kill.c

299

-

5

1266

Christian BraunerzhangguopengTejun HeoTianchen DingBala-Vignesh-Reddy May 2021March 2024October 2025November 2025March 2026 var spanGroupData = [ {"timestamp": 1619852400, "group": [ {"author_id": 3, "token_count": 1246}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 23, "token_count": 2}, ]}, {"timestamp": 1759302000, "group": [ {"author_id": 31, "token_count": 1}, ]}, {"timestamp": 1761980400, "group": [ {"author_id": 16, "token_count": 14}, ]}, {"timestamp": 1772352000, "group": [ {"author_id": 10, "token_count": 3}, ]}, ]

Author Name	Tokens	Token Proportion
Christian Brauner	1246	98.42%
zhangguopeng	14	1.11%
Tejun Heo	3	0.24%
Tianchen Ding	2	0.16%
Bala-Vignesh-Reddy	1	0.08%
Total	1266

test_kmem.c

454

-

10

1819

Roman GushchinJohannes WeinerzhangguopengLucas KarpinskiShuah KhanTianchen DingSebastian ChladMichal HockoJohn HubbardBala-Vignesh-Reddy August 2020April 2021December 2022August 2023March 2024May 2024July 2025October 2025November 2025December 2025 var spanGroupData = [ {"timestamp": 1596265200, "group": [ {"author_id": 0, "token_count": 1732}, ]}, {"timestamp": 1617260400, "group": [ {"author_id": 26, "token_count": 27}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 39, "token_count": 2}, ]}, {"timestamp": 1690873200, "group": [ {"author_id": 26, "token_count": 6}, {"author_id": 29, "token_count": 11}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 23, "token_count": 2}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 30, "token_count": 2}, {"author_id": 28, "token_count": 3}, ]}, {"timestamp": 1751353200, "group": [ {"author_id": 22, "token_count": 2}, ]}, {"timestamp": 1759302000, "group": [ {"author_id": 31, "token_count": 1}, ]}, {"timestamp": 1761980400, "group": [ {"author_id": 16, "token_count": 14}, ]}, {"timestamp": 1764576000, "group": [ {"author_id": 16, "token_count": 17}, ]}, ]

Author Name	Tokens	Token Proportion
Roman Gushchin	1732	95.22%
Johannes Weiner	33	1.81%
zhangguopeng	31	1.70%
Lucas Karpinski	11	0.60%
Shuah Khan	3	0.16%
Tianchen Ding	2	0.11%
Sebastian Chlad	2	0.11%
Michal Hocko	2	0.11%
John Hubbard	2	0.11%
Bala-Vignesh-Reddy	1	0.05%
Total	1819

test_memcontrol.c

1714

-

18

7236

Roman GushchinDavid FinkelMike RapoportJay KamatYosry AhmedMichal KoutnýShakeel ButtDavid VernetIvan OrlovzhangguopengAlex Shihaifeng.xuWaiman LongSean ChristophersonChristophe JailletShuah KhanTianchen DingBala-Vignesh-Reddy May 2018September 2018April 2019May 2019October 2019March 2022April 2022May 2022December 2022February 2023May 2023June 2023March 2024May 2024July 2024May 2025October 2025November 2025December 2025 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 9, "token_count": 972}, {"author_id": 0, "token_count": 3190}, ]}, {"timestamp": 1535785200, "group": [ {"author_id": 11, "token_count": 538}, ]}, {"timestamp": 1554102000, "group": [ {"author_id": 0, "token_count": 37}, ]}, {"timestamp": 1556694000, "group": [ {"author_id": 25, "token_count": 27}, ]}, {"timestamp": 1569913200, "group": [ {"author_id": 2, "token_count": 11}, ]}, {"timestamp": 1646121600, "group": [ {"author_id": 19, "token_count": 157}, ]}, {"timestamp": 1648796400, "group": [ {"author_id": 0, "token_count": 3}, {"author_id": 15, "token_count": 139}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 37, "token_count": 4}, {"author_id": 1, "token_count": 105}, {"author_id": 2, "token_count": 191}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 15, "token_count": 85}, ]}, {"timestamp": 1675238400, "group": [ {"author_id": 24, "token_count": 63}, ]}, {"timestamp": 1682924400, "group": [ {"author_id": 27, "token_count": 18}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 27, "token_count": 7}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 23, "token_count": 2}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 28, "token_count": 3}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 6, "token_count": 1605}, ]}, {"timestamp": 1746082800, "group": [ {"author_id": 21, "token_count": 19}, {"author_id": 13, "token_count": 21}, ]}, {"timestamp": 1759302000, "group": [ {"author_id": 31, "token_count": 1}, ]}, {"timestamp": 1761980400, "group": [ {"author_id": 16, "token_count": 14}, ]}, {"timestamp": 1764576000, "group": [ {"author_id": 16, "token_count": 24}, ]}, ]

Author Name	Tokens	Token Proportion
Roman Gushchin	3230	44.64%
David Finkel	1605	22.18%
Mike Rapoport	972	13.43%
Jay Kamat	538	7.44%
Yosry Ahmed	224	3.10%
Michal Koutný	202	2.79%
Shakeel Butt	157	2.17%
David Vernet	105	1.45%
Ivan Orlov	63	0.87%
zhangguopeng	38	0.53%
Alex Shi	27	0.37%
haifeng.xu	25	0.35%
Waiman Long	21	0.29%
Sean Christopherson	19	0.26%
Christophe Jaillet	4	0.06%
Shuah Khan	3	0.04%
Tianchen Ding	2	0.03%
Bala-Vignesh-Reddy	1	0.01%
Total	7236

test_pids.c

181

-

2

726

Michal KoutnýBala-Vignesh-Reddy May 2024August 2025October 2025 var spanGroupData = [ {"timestamp": 1714546800, "group": [ {"author_id": 2, "token_count": 713}, ]}, {"timestamp": 1754031600, "group": [ {"author_id": 2, "token_count": 12}, ]}, {"timestamp": 1759302000, "group": [ {"author_id": 31, "token_count": 1}, ]}, ]

Author Name	Tokens	Token Proportion
Michal Koutný	725	99.86%
Bala-Vignesh-Reddy	1	0.14%
Total	726

test_zswap.c

636

-

10

2724

Domenico CerasuoloNhat PhamUsama ArifMike YuanzhangguopengJohn HubbardShuah KhanTianchen DingSebastian ChladBala-Vignesh-Reddy June 2023October 2023November 2023February 2024March 2024May 2024August 2024July 2025October 2025November 2025 var spanGroupData = [ {"timestamp": 1685602800, "group": [ {"author_id": 5, "token_count": 1536}, ]}, {"timestamp": 1696143600, "group": [ {"author_id": 8, "token_count": 142}, ]}, {"timestamp": 1698822000, "group": [ {"author_id": 5, "token_count": 195}, ]}, {"timestamp": 1706774400, "group": [ {"author_id": 8, "token_count": 302}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 23, "token_count": 2}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 30, "token_count": 4}, {"author_id": 28, "token_count": 3}, {"author_id": 14, "token_count": 326}, ]}, {"timestamp": 1722495600, "group": [ {"author_id": 17, "token_count": 198}, ]}, {"timestamp": 1751353200, "group": [ {"author_id": 22, "token_count": 1}, ]}, {"timestamp": 1759302000, "group": [ {"author_id": 31, "token_count": 1}, ]}, {"timestamp": 1761980400, "group": [ {"author_id": 16, "token_count": 14}, ]}, ]

Author Name	Tokens	Token Proportion
Domenico Cerasuolo	1731	63.55%
Nhat Pham	444	16.30%
Usama Arif	326	11.97%
Mike Yuan	198	7.27%
zhangguopeng	14	0.51%
John Hubbard	4	0.15%
Shuah Khan	3	0.11%
Tianchen Ding	2	0.07%
Sebastian Chlad	1	0.04%
Bala-Vignesh-Reddy	1	0.04%
Total	2724

wait_inotify.c

87

-

1

372

Waiman Long September 2022 var spanGroupData = [ {"timestamp": 1662015600, "group": [ {"author_id": 13, "token_count": 372}, ]}, ]

Author Name	Tokens	Token Proportion
Waiman Long	372	100.00%
Total	372