Extreme Pi Boot Optimization(kittenlabs.de)
481 points by todsacerdoti | 131 comments
Blog post describing how the author optimized a Raspberry Pi Zero 2 W to reach Linux userspace in 3.5 seconds for a solar-powered WiFi camera project.
#boot-time on Hacker News
2 stories tagged boot-time, newest first.
FreeBSD spends 7% of its boot time running a bubblesort on its SYSINITs(twitter.com)
331 points by gslin | 314 comments
Tweet by Colin Percival noting that FreeBSD booting in Firecracker spends 7% of its time bubblesorting SYSINITs, prompting a switch to a faster sort.