2011/5/18 Olivier Crête <tes...@gentoo.org>: > On Tue, 2011-05-17 at 23:20 +0300, Panagiotis Christopoulos wrote: >> Yes, I can do that. But the real question here, from my perspective, is >> why we need /run, /var/run or /tmp on tmpfs. "Other distros do it" is >> not an answer. > > The main reason is that you want /run to be writable super early in the > boot process, before even / has been fscked and re-mounted. That means > you can do stuff like starting udevd in parallel with fsck of / which > means faster boot. This is one of the things required to get 1 second > boot. > > See http://lwn.net/Articles/436012/ >
Related is that you don't need to manually wipe /tmp /var/run /var/lock via a service. They're automatically wiped when you reboot. This saves time during bootup. -- ~Nirbheek Chauhan Gentoo GNOME+Mozilla Team