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For those interested in fast boot times, I recently saw this go by on the linux-embedded mailing list (by Robin Getz). I read through it and the information is quite good. I put a link to this under "case studies" on the elinux wiki boot time page: http://elinux.org/Boot_Time#Case_Studies -- Tim > For a sub 1 second (973ms) boot (to userspace - end of the /etc/rc file), have > a look at: > > https://docs.blackfin.uclinux.org/doku.php?id=fast_boot_example > > It also includes a 421ms for a minimal kernel. > > No magic - just careful optimisation of the BootROM, U-Boot, and the kernel. > > Some of the tricks we do are architecture independent, and should be able to > be applied to any system. Your milage may vary - depending on your > distribution, and your architecture. > > -Robin