the.com/boot time
the awkward pause where your computer pretends to think before letting you work.
means the interval between powering on a device and it becoming usable, spent loading firmware, kernel, and services in sequence.
from from bootstrapping, the old idea of pulling yourself up by your own bootstraps — a computer loading just enough code to load more code, hauling itself into existence.
ssd effectcut typical boot time from minutes to seconds
bios eraold bios boots slower than modern uefi firmware
fast bootwindows fast startup actually hibernates the kernel, not shuts down
mainframe originearly computers needed punch cards just to boot
for instance
macbook m1 — cold boots to desktop in about 15 seconds, 2020
windows 95 — famously took over a minute, mocked in launch demos
linux embedded systems — tesla dashboard reboots have taken over a minute, drawing complaints
nasa flight computers — boot sequences designed for redundancy over speed