The document discusses the state of Linux kernel development in 2017. It provides statistics on the number of patches, developers, companies, files, and lines of code for Linux kernel versions 4.8 through 4.13. It also notes that the Linux kernel uses a rapid release process and development tools like Bugzilla. Scrum is mentioned as an agile framework commonly used in kernel development, with an emphasis on having tickets for all work and working in short 2-3 week sprints with a product owner.

1. Tetsuya Morimoto

2. Scrum

3. OSS
Q. OSS
Q. OSS
Q. OSS
Q. OSS
Q. OSS
Q. OSS PR

5. ≠
1
No Ticket, No Commit!
typo

6. 1
←

8.
( )

9.
≒
1 < 100

10. :
(
Scrum )

14. Yes
( )
No
Linux Kernel

15. 2017 State of Linux
Kernel Development
2017 (4.7 ) 9-10
Rapid Release
(LKML)
Bugzilla
Version Patches
4.8 13,382
4.9 16,214
4.10 13,029
4.11 12,724
4.12 14,570
4.13 13,006
Version Developers Companies
4.8 1,597 262
4.9 1,729 270
4.10 1,680 273
4.11 1,741 268
4.12 1,821 274
4.13 1,681 225
Version Files Lines
4.8 55,472 22,070,760
4.9 56,201 22,348,062
4.10 57,167 22,839,361
4.11 59,801 23,137,101
4.12 59,801 24,170,555
4.13 60,538 24,766,703

17.
“Don't do agile, be agile”

19. Scrum
Scrum
( )
(Scrum )

20. Scrum
→
→

21. Scrum
Scrum
2-3
( PO/ )

22.
(≠ )

23. (CSM)
3