* [ANN] bpf development stats for 7.1
@ 2026-04-15 21:31 Stanislav Fomichev
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From: Stanislav Fomichev @ 2026-04-15 21:31 UTC (permalink / raw)
To: bpf; +Cc: kuba
Regular development statistics update, similar Jakub's netdev post:
https://lore.kernel.org/netdev/20260414182653.40d84ccc@kernel.org/
If you're interested in doing similar comparison to 6.18, here
is a link and a bunch of stats:
6.18 stats: https://lore.kernel.org/bpf/aOBHUT26KS86wx-n@mini-arch/
<metric> 6.18 -> 7.1
messages 5327 -> 8105
messages/day 86 -> 129
commits 437 -> 587
people 281 -> 402
Previous cycle:
1 Dec to 8 Feb: 6133 mailing list messages, 69 days, 89 messages per day
205 repo commits (3 commits/day, 44.39% of these are selftests)
https://lore.kernel.org/bpf/aY7Beg9U_jEg8Iz1@mini-arch/
Current cycle:
8 Feb to 13 Apr: 8105 mailing list messages, 63 days, 129 messages per day
587 repo commits (9 commits/day, 45.83% of these are selftests)
Testing
-------
Top contributors of selftests:
1 [ 38] Ihor Solodrai
2 [ 18] Amery Hung
3 [ 18] Puranjay Mohan
4 [ 16] Alexei Starovoitov
5 [ 13] Eduard Zingerman
6 [ 12] Emil Tsalapatis
7 [ 12] Menglong Dong
8 [ 11] Mykyta Yatsenko
9 [ 10] Kumar Kartikeya Dwivedi
10 [ 9] Sun Jian
Developer rankings
------------------
Top reviewers (cs): Top reviewers (msg):
1 ( ) [13] Alexei Starovoitov 1 ( ) [31] Alexei Starovoitov
2 ( +4) [ 4] Kumar Kartikeya Dwivedi 2 ( +1) [15] Eduard Zingerman
3 ( -1) [ 4] Andrii Nakryiko 3 ( +7) [11] Kumar Kartikeya Dwivedi
4 ( +1) [ 4] Jakub Kicinski 4 ( -2) [11] Andrii Nakryiko
5 (+21) [ 4] Jiri Olsa 5 ( -1) [ 9] Jakub Kicinski
6 ( +8) [ 3] Mykyta Yatsenko 6 (+17) [ 9] Mykyta Yatsenko
7 ( -4) [ 3] Eduard Zingerman 7 (+21) [ 8] Emil Tsalapatis
8 (+33) [ 3] Emil Tsalapatis 8 (+21) [ 8] Jiri Olsa
9 ( -2) [ 2] Martin KaFai Lau 9 ( -2) [ 6] Martin KaFai Lau
10 (+26) [ 2] Puranjay Mohan 10 (***) [ 6] Leon Hwang
11 (***) [ 2] Paul Chaignon 11 (***) [ 5] Puranjay Mohan
12 ( -8) [ 2] Yonghong Song 12 (***) [ 3] Paul Chaignon
13 (+30) [ 2] Leon Hwang 13 ( -8) [ 3] Aleksandr Loktionov
14 (***) [ 1] Sun Jian 14 ( -5) [ 3] Steven Rostedt
15 ( -2) [ 1] Ihor Solodrai 15 ( +5) [ 3] Song Liu
Top authors (cs): Top authors (msg):
1 (+10) [2] Sun Jian 1 (***) [21] Darrick J. Wong
2 (***) [2] Jiayuan Chen 2 (***) [14] Jeff Layton
3 ( ) [2] Ihor Solodrai 3 ( +9) [14] Jiri Olsa
4 ( +3) [2] Alexei Starovoitov 4 ( +5) [12] Mykyta Yatsenko
5 (***) [1] Kumar Kartikeya Dwivedi 5 ( +3) [12] Ihor Solodrai
6 (+37) [1] Daniel Borkmann 6 (***) [11] Eduard Zingerman
7 ( -1) [1] Mykyta Yatsenko 7 (+11) [11] Emil Tsalapatis
8 ( +4) [1] Amery Hung 8 (+28) [11] Yonghong Song
9 (+47) [1] Eduard Zingerman 9 (***) [11] Leo Yan
10 ( -9) [1] Puranjay Mohan 10 ( +3) [10] Alan Maguire
Top scores (positive): Top scores (negative):
1 ( ) [197] Alexei Starovoitov 1 (***) [83] Darrick J. Wong
2 ( ) [ 69] Andrii Nakryiko 2 (***) [54] Jeff Layton
3 ( +1) [ 62] Jakub Kicinski 3 (***) [41] Leo Yan
4 ( +2) [ 42] Martin KaFai Lau 4 (+44) [33] Larysa Zaremba
5 ( +2) [ 36] Kumar Kartikeya Dwivedi 5 (***) [32] Kaitao Cheng
6 ( -3) [ 36] Eduard Zingerman 6 ( +2) [30] Ihor Solodrai
7 ( +1) [ 20] Steven Rostedt 7 (***) [28] Philipp Hahn
Company rankings
----------------
Top reviewers (cs): Top reviewers (msg):
1 ( ) [23] Meta 1 ( ) [85] Meta
2 ( +4) [ 7] Isovalent 2 ( ) [19] Google
3 ( +1) [ 4] Google 3 ( +3) [14] Isovalent
4 ( -2) [ 4] Intel 4 ( -1) [12] Intel
5 ( -2) [ 3] RedHat 5 (+28) [10] Shopee
6 (+15) [ 3] Shopee 6 ( +3) [ 9] SUSE
7 (+12) [ 2] Amazon 7 ( -2) [ 8] Oracle
Top authors (cs): Top authors (msg):
1 ( ) [11] Meta 1 ( ) [102] Meta
2 ( +2) [ 3] Isovalent 2 ( +9) [ 44] Oracle
3 ( +3) [ 3] Shopee 3 ( +1) [ 28] Isovalent
4 ( -2) [ 3] Google 4 (+23) [ 20] Intel
5 ( +2) [ 2] IBM 5 ( +2) [ 16] Shopee
6 ( +3) [ 2] RedHat 6 (+10) [ 15] RedHat
7 ( +7) [ 2] Sun Jian 7 ( -4) [ 14] Amazon
Top scores (positive): Top scores (negative):
1 ( ) [78] Meta 1 (+13) [131] Oracle
2 ( +3) [48] Google 2 ( +7) [ 50] Kylin Software
3 ( +3) [17] Hedgehog 3 (***) [ 46] ARM
4 ( +5) [16] David Laight 4 ( -1) [ 31] IBM
5 ( -1) [14] Linux Foundation 5 (***) [ 28] AVM
6 (***) [10] Unknown 6 (***) [ 23] Crowdstrike
7 ( +1) [ 7] nVidia 7 ( -6) [ 21] Amazon
More raw stats
--------------
Prev: start: Tue, 02 Dec 2025 15:09:42 +0800
end: Sun, 08 Feb 2026 20:59:08 -0800
Prev: messages: 6130 days: 69 (89 msg/day)
Prev: direct commits: 205 (3 commits/day)
Prev: test commits: 91 (44.39%)
Prev: people: 310 {'author': 122, 'commenter': 132, 'both': 56, 'none': 22}
Prev: people pct: {'author': 0.367, 'commenter': 0.398, 'both': 0.169, 'none': 0.066}
Prev: review pct: 42.44% x-corp pct: 31.22%
Prev: avg revisions: single patch: 1.44 patch set: 2.57
Curr: start: Sun, 08 Feb 2026 20:59:08 -0800
end: Mon, 13 Apr 2026 04:49:20 +0000
Curr: messages: 8105 days: 63 (129 msg/day)
Curr: direct commits: 587 (9 commits/day)
Curr: test commits: 269 (45.83%)
Curr: people: 402 {'author': 116, 'commenter': 207, 'both': 79, 'none': 25}
Curr: people pct: {'author': 0.272, 'commenter': 0.485, 'both': 0.185, 'none': 0.059}
Curr: review pct: 45.32% x-corp pct: 40.72%
Curr: avg revisions: single patch: 1.48 patch set: 2.63
Diff: +19.2% linux-next size
Diff: +44.8% (+21.4%) msg/day
Diff: +213.6% (+163.0%) commits/day
Diff: +42.0% (+19.1%) people/day
Diff: review pct: +2.9%
x-corp pct: +9.5%
Diff: avg revisions: single patch: +2.9% patch set: +2.3%
Contributions to selftests: total individuals: 58 (was 31, +87.10%)
Contributions to selftests:
1 [ 38] Ihor Solodrai
2 [ 18] Amery Hung
3 [ 18] Puranjay Mohan
4 [ 16] Alexei Starovoitov
5 [ 13] Eduard Zingerman
6 [ 12] Emil Tsalapatis
7 [ 12] Menglong Dong
8 [ 11] Mykyta Yatsenko
9 [ 10] Kumar Kartikeya Dwivedi
10 [ 9] Sun Jian
11 [ 9] Jiri Olsa
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2026-04-15 21:31 [ANN] bpf development stats for 7.1 Stanislav Fomichev
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