cgroup

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

lib

779

2

25

3847

Roman GushchinChristian BraunerMichal KoutnýDavid VernetzhangguopengSean ChristophersonSebastian ChladDavid FinkelYosry AhmedTejun HeoClaudioTianchen DingMike RapoportJay KamatShakeel ButtHongfu LiLi WangYue 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 2026April 2026May 2026 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 9, "token_count": 31}, {"author_id": 0, "token_count": 2095}, ]}, {"timestamp": 1527836400, "group": [ {"author_id": 41, "token_count": 3}, ]}, {"timestamp": 1530428400, "group": [ {"author_id": 4, "token_count": 38}, ]}, {"timestamp": 1535785200, "group": [ {"author_id": 11, "token_count": 27}, ]}, {"timestamp": 1554102000, "group": [ {"author_id": 0, "token_count": 340}, ]}, {"timestamp": 1569913200, "group": [ {"author_id": 3, "token_count": 17}, {"author_id": 2, "token_count": 106}, ]}, {"timestamp": 1572591600, "group": [ {"author_id": 3, "token_count": 6}, {"author_id": 40, "token_count": 5}, ]}, {"timestamp": 1580544000, "group": [ {"author_id": 3, "token_count": 402}, ]}, {"timestamp": 1596265200, "group": [ {"author_id": 42, "token_count": 4}, ]}, {"timestamp": 1604214000, "group": [ {"author_id": 44, "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": 22, "token_count": 26}, ]}, {"timestamp": 1648796400, "group": [ {"author_id": 1, "token_count": 60}, {"author_id": 19, "token_count": 52}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 1, "token_count": 73}, ]}, {"timestamp": 1667286000, "group": [ {"author_id": 37, "token_count": 6}, ]}, {"timestamp": 1688194800, "group": [ {"author_id": 2, "token_count": 13}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 26, "token_count": 35}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 35, "token_count": 2}, {"author_id": 32, "token_count": 3}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 6, "token_count": 53}, ]}, {"timestamp": 1746082800, "group": [ {"author_id": 39, "token_count": 5}, {"author_id": 23, "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": 25, "token_count": 72}, ]}, {"timestamp": 1764576000, "group": [ {"author_id": 18, "token_count": 100}, ]}, {"timestamp": 1772352000, "group": [ {"author_id": 10, "token_count": 43}, ]}, {"timestamp": 1775026800, "group": [ {"author_id": 13, "token_count": 11}, ]}, {"timestamp": 1777618800, "group": [ {"author_id": 27, "token_count": 24}, ]}, ]

Author Name	Tokens	Token Proportion
Roman Gushchin	2435	63.30%
Christian Brauner	474	12.32%
Michal Koutný	162	4.21%
David Vernet	133	3.46%
zhangguopeng	100	2.60%
Sean Christopherson	100	2.60%
Sebastian Chlad	72	1.87%
David Finkel	53	1.38%
Yosry Ahmed	52	1.35%
Tejun Heo	44	1.14%
Claudio	38	0.99%
Tianchen Ding	35	0.91%
Mike Rapoport	31	0.81%
Jay Kamat	27	0.70%
Shakeel Butt	26	0.68%
Hongfu Li	24	0.62%
Li Wang	11	0.29%
Yue haibing	6	0.16%
James Houghton	5	0.13%
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	3847

Files:

test_core.c

959

-

13

4026

ClaudioMichal KoutnýTejun HeoSuren BaghdasaryanChristian BraunerRoman GushchinAlex ShiTianchen DingzhangguopengShuah KhanDan CarpenterLi WangBala-Vignesh-Reddy May 2018July 2018May 2019October 2019January 2020February 2020January 2022July 2023March 2024May 2024June 2025October 2025November 2025March 2026April 2026 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 0, "token_count": 94}, ]}, {"timestamp": 1530428400, "group": [ {"author_id": 4, "token_count": 1831}, ]}, {"timestamp": 1556694000, "group": [ {"author_id": 28, "token_count": 26}, ]}, {"timestamp": 1569913200, "group": [ {"author_id": 2, "token_count": 593}, ]}, {"timestamp": 1577865600, "group": [ {"author_id": 41, "token_count": 2}, {"author_id": 15, "token_count": 406}, ]}, {"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": 26, "token_count": 16}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 32, "token_count": 3}, ]}, {"timestamp": 1748761200, "group": [ {"author_id": 2, "token_count": 239}, ]}, {"timestamp": 1759302000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1761980400, "group": [ {"author_id": 18, "token_count": 14}, ]}, {"timestamp": 1772352000, "group": [ {"author_id": 10, "token_count": 1}, ]}, {"timestamp": 1775026800, "group": [ {"author_id": 13, "token_count": 1}, ]}, ]

Author Name	Tokens	Token Proportion
Claudio	1831	45.48%
Michal Koutný	833	20.69%
Tejun Heo	549	13.64%
Suren Baghdasaryan	406	10.08%
Christian Brauner	250	6.21%
Roman Gushchin	94	2.33%
Alex Shi	26	0.65%
Tianchen Ding	16	0.40%
zhangguopeng	14	0.35%
Shuah Khan	3	0.07%
Dan Carpenter	2	0.05%
Li Wang	1	0.02%
Bala-Vignesh-Reddy	1	0.02%
Total	4026

test_cpu.c

825

-

12

3458

David VernetJoshua HahnShashank BalajizhangguopengRoman GushchinSebastian ChladTao CuiShuah KhanTianchen DingJohn HubbardXiu JianfengBala-Vignesh-Reddy May 2018April 2022March 2024May 2024October 2024July 2025October 2025November 2025May 2026 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": 26, "token_count": 2}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 35, "token_count": 2}, {"author_id": 32, "token_count": 3}, ]}, {"timestamp": 1727766000, "group": [ {"author_id": 21, "token_count": 189}, {"author_id": 45, "token_count": 1}, ]}, {"timestamp": 1751353200, "group": [ {"author_id": 24, "token_count": 149}, ]}, {"timestamp": 1759302000, "group": [ {"author_id": 36, "token_count": 1}, {"author_id": 25, "token_count": 9}, ]}, {"timestamp": 1761980400, "group": [ {"author_id": 18, "token_count": 14}, ]}, {"timestamp": 1777618800, "group": [ {"author_id": 38, "token_count": 5}, ]}, ]

Author Name	Tokens	Token Proportion
David Vernet	3070	88.78%
Joshua Hahn	189	5.47%
Shashank Balaji	149	4.31%
zhangguopeng	14	0.40%
Roman Gushchin	13	0.38%
Sebastian Chlad	9	0.26%
Tao Cui	5	0.14%
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	3458

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": 26, "token_count": 2}, ]}, {"timestamp": 1759302000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1761980400, "group": [ {"author_id": 18, "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

-

9

5551

Roman GushchinTiffany Y. YangzhangguopengTianchen DingMichal KoutnýTao CuiLi WangBala-Vignesh-ReddyAtul Kumar Pant May 2018April 2019September 2019October 2019November 2023March 2024August 2025October 2025November 2025April 2026May 2026 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 0, "token_count": 263}, ]}, {"timestamp": 1554102000, "group": [ {"author_id": 0, "token_count": 3564}, ]}, {"timestamp": 1567321200, "group": [ {"author_id": 0, "token_count": 124}, ]}, {"timestamp": 1569913200, "group": [ {"author_id": 2, "token_count": 2}, ]}, {"timestamp": 1698822000, "group": [ {"author_id": 47, "token_count": 1}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 26, "token_count": 2}, ]}, {"timestamp": 1754031600, "group": [ {"author_id": 7, "token_count": 1578}, ]}, {"timestamp": 1759302000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1761980400, "group": [ {"author_id": 18, "token_count": 14}, ]}, {"timestamp": 1775026800, "group": [ {"author_id": 13, "token_count": 1}, ]}, {"timestamp": 1777618800, "group": [ {"author_id": 38, "token_count": 1}, ]}, ]

Author Name	Tokens	Token Proportion
Roman Gushchin	3951	71.18%
Tiffany Y. Yang	1578	28.43%
zhangguopeng	14	0.25%
Tianchen Ding	2	0.04%
Michal Koutný	2	0.04%
Tao Cui	1	0.02%
Li Wang	1	0.02%
Bala-Vignesh-Reddy	1	0.02%
Atul Kumar Pant	1	0.02%
Total	5551

test_hugetlb_memcg.c

242

-

5

1023

Nhat PhamzhangguopengShuah KhanTianchen DingBala-Vignesh-Reddy October 2023March 2024May 2024October 2025May 2026 var spanGroupData = [ {"timestamp": 1696143600, "group": [ {"author_id": 8, "token_count": 972}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 26, "token_count": 2}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 32, "token_count": 3}, ]}, {"timestamp": 1759302000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1777618800, "group": [ {"author_id": 18, "token_count": 45}, ]}, ]

Author Name	Tokens	Token Proportion
Nhat Pham	972	95.01%
zhangguopeng	45	4.40%
Shuah Khan	3	0.29%
Tianchen Ding	2	0.20%
Bala-Vignesh-Reddy	1	0.10%
Total	1023

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": 26, "token_count": 2}, ]}, {"timestamp": 1759302000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1761980400, "group": [ {"author_id": 18, "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

459

-

12

1863

Roman GushchinJohannes WeinerzhangguopengLi WangYu MiaoLucas KarpinskiShuah KhanTianchen DingSebastian ChladJohn HubbardMichal HockoBala-Vignesh-Reddy August 2020April 2021December 2022August 2023March 2024May 2024July 2025October 2025November 2025December 2025April 2026May 2026 var spanGroupData = [ {"timestamp": 1596265200, "group": [ {"author_id": 0, "token_count": 1736}, ]}, {"timestamp": 1617260400, "group": [ {"author_id": 29, "token_count": 27}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 46, "token_count": 1}, ]}, {"timestamp": 1690873200, "group": [ {"author_id": 29, "token_count": 6}, {"author_id": 34, "token_count": 11}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 26, "token_count": 2}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 35, "token_count": 2}, {"author_id": 32, "token_count": 3}, ]}, {"timestamp": 1751353200, "group": [ {"author_id": 25, "token_count": 2}, ]}, {"timestamp": 1759302000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1761980400, "group": [ {"author_id": 18, "token_count": 14}, ]}, {"timestamp": 1764576000, "group": [ {"author_id": 18, "token_count": 17}, ]}, {"timestamp": 1775026800, "group": [ {"author_id": 13, "token_count": 26}, ]}, {"timestamp": 1777618800, "group": [ {"author_id": 33, "token_count": 15}, ]}, ]

Author Name	Tokens	Token Proportion
Roman Gushchin	1736	93.18%
Johannes Weiner	33	1.77%
zhangguopeng	31	1.66%
Li Wang	26	1.40%
Yu Miao	15	0.81%
Lucas Karpinski	11	0.59%
Shuah Khan	3	0.16%
Tianchen Ding	2	0.11%
Sebastian Chlad	2	0.11%
John Hubbard	2	0.11%
Michal Hocko	1	0.05%
Bala-Vignesh-Reddy	1	0.05%
Total	1863

test_memcontrol.c

1841

-

21

7699

Roman GushchinDavid FinkelMike RapoportJay KamatT.J. MercierYosry AhmedMichal KoutnýShakeel ButtDavid VernetSean ChristophersonWaiman LongzhangguopengIvan OrlovHongfu LiAlex ShiLi Wanghaifeng.xuChristophe JailletShuah KhanTianchen DingBala-Vignesh-Reddy May 2018September 2018April 2019May 2019October 2019March 2022April 2022May 2022December 2022February 2023May 2023June 2023March 2024May 2024July 2024May 2025October 2025November 2025December 2025February 2026March 2026April 2026May 2026 var spanGroupData = [ {"timestamp": 1525158000, "group": [ {"author_id": 9, "token_count": 969}, {"author_id": 0, "token_count": 3163}, ]}, {"timestamp": 1535785200, "group": [ {"author_id": 11, "token_count": 562}, ]}, {"timestamp": 1554102000, "group": [ {"author_id": 0, "token_count": 37}, ]}, {"timestamp": 1556694000, "group": [ {"author_id": 28, "token_count": 27}, ]}, {"timestamp": 1569913200, "group": [ {"author_id": 2, "token_count": 2}, ]}, {"timestamp": 1646121600, "group": [ {"author_id": 22, "token_count": 157}, ]}, {"timestamp": 1648796400, "group": [ {"author_id": 0, "token_count": 3}, {"author_id": 19, "token_count": 150}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 43, "token_count": 4}, {"author_id": 1, "token_count": 105}, {"author_id": 2, "token_count": 199}, ]}, {"timestamp": 1669881600, "group": [ {"author_id": 19, "token_count": 83}, ]}, {"timestamp": 1675238400, "group": [ {"author_id": 30, "token_count": 33}, ]}, {"timestamp": 1682924400, "group": [ {"author_id": 31, "token_count": 18}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 31, "token_count": 7}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 26, "token_count": 2}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 32, "token_count": 3}, ]}, {"timestamp": 1719817200, "group": [ {"author_id": 6, "token_count": 1629}, ]}, {"timestamp": 1746082800, "group": [ {"author_id": 23, "token_count": 68}, {"author_id": 14, "token_count": 21}, ]}, {"timestamp": 1759302000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1761980400, "group": [ {"author_id": 18, "token_count": 14}, ]}, {"timestamp": 1764576000, "group": [ {"author_id": 18, "token_count": 24}, ]}, {"timestamp": 1769932800, "group": [ {"author_id": 16, "token_count": 328}, ]}, {"timestamp": 1772352000, "group": [ {"author_id": 14, "token_count": 32}, ]}, {"timestamp": 1775026800, "group": [ {"author_id": 13, "token_count": 25}, ]}, {"timestamp": 1777618800, "group": [ {"author_id": 27, "token_count": 33}, ]}, ]

Author Name	Tokens	Token Proportion
Roman Gushchin	3203	41.60%
David Finkel	1629	21.16%
Mike Rapoport	969	12.59%
Jay Kamat	562	7.30%
T.J. Mercier	328	4.26%
Yosry Ahmed	233	3.03%
Michal Koutný	201	2.61%
Shakeel Butt	157	2.04%
David Vernet	105	1.36%
Sean Christopherson	68	0.88%
Waiman Long	53	0.69%
zhangguopeng	38	0.49%
Ivan Orlov	33	0.43%
Hongfu Li	33	0.43%
Alex Shi	27	0.35%
Li Wang	25	0.32%
haifeng.xu	25	0.32%
Christophe Jaillet	4	0.05%
Shuah Khan	3	0.04%
Tianchen Ding	2	0.03%
Bala-Vignesh-Reddy	1	0.01%
Total	7699

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": 36, "token_count": 1}, ]}, ]

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

test_zswap.c

845

-

12

3727

Domenico CerasuoloJiayuan ChenLi WangNhat PhamUsama ArifMike YuanzhangguopengJohn HubbardShuah KhanTianchen DingSebastian ChladBala-Vignesh-Reddy June 2023October 2023November 2023February 2024March 2024May 2024August 2024July 2025October 2025November 2025February 2026April 2026 var spanGroupData = [ {"timestamp": 1685602800, "group": [ {"author_id": 5, "token_count": 1650}, ]}, {"timestamp": 1696143600, "group": [ {"author_id": 8, "token_count": 179}, ]}, {"timestamp": 1698822000, "group": [ {"author_id": 5, "token_count": 169}, ]}, {"timestamp": 1706774400, "group": [ {"author_id": 8, "token_count": 230}, ]}, {"timestamp": 1709280000, "group": [ {"author_id": 26, "token_count": 2}, ]}, {"timestamp": 1714546800, "group": [ {"author_id": 35, "token_count": 4}, {"author_id": 32, "token_count": 3}, {"author_id": 17, "token_count": 307}, ]}, {"timestamp": 1722495600, "group": [ {"author_id": 20, "token_count": 198}, ]}, {"timestamp": 1751353200, "group": [ {"author_id": 25, "token_count": 1}, ]}, {"timestamp": 1759302000, "group": [ {"author_id": 36, "token_count": 1}, ]}, {"timestamp": 1761980400, "group": [ {"author_id": 18, "token_count": 14}, ]}, {"timestamp": 1769932800, "group": [ {"author_id": 12, "token_count": 520}, ]}, {"timestamp": 1775026800, "group": [ {"author_id": 13, "token_count": 449}, ]}, ]

Author Name	Tokens	Token Proportion
Domenico Cerasuolo	1819	48.81%
Jiayuan Chen	520	13.95%
Li Wang	449	12.05%
Nhat Pham	409	10.97%
Usama Arif	307	8.24%
Mike Yuan	198	5.31%
zhangguopeng	14	0.38%
John Hubbard	4	0.11%
Shuah Khan	3	0.08%
Tianchen Ding	2	0.05%
Sebastian Chlad	1	0.03%
Bala-Vignesh-Reddy	1	0.03%
Total	3727

wait_inotify.c

87

-

1

372

Waiman Long September 2022 var spanGroupData = [ {"timestamp": 1662015600, "group": [ {"author_id": 14, "token_count": 372}, ]}, ]

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