sysfs
- https://unix.stackexchange.com/questions/4884/what-is-the-difference-between-procfs-and-sysfs
- https://en.wikipedia.org/wiki/Sysfs
- https://man7.org/linux/man-pages/man5/sysfs.5.html
- A Pseudo File System that represents Devices and Processes as Files
- Mounted in
/sys - Complements, and succeeds procfs