Date: Wed, 13 Jun 2012 13:58:20 -0700 From: Eitan Adler <lists@eitanadler.com> To: Hans Petter Selasky <hselasky@c2i.net> Cc: freebsd-hackers@freebsd.org, Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl>, Ian Lepore <freebsd@damnhippie.dyndns.org> Subject: Re: FreeBSD Boot Times Message-ID: <CAF6rxgng%2BY=egdiZ_kT4UTt5nVbEAA1-TsmmvZh7WpOLc40dwg@mail.gmail.com> In-Reply-To: <201206132155.22111.hselasky@c2i.net> References: <4FD66F7E.2060404@brandonfa.lk> <alpine.BSF.2.00.1206130909310.73934@wojtek.tensor.gdynia.pl> <1339593689.73426.8.camel@revolution.hippie.lan> <201206132155.22111.hselasky@c2i.net>
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On 13 June 2012 12:55, Hans Petter Selasky <hselasky@c2i.net> wrote: > On Wednesday 13 June 2012 15:21:29 Ian Lepore wrote: >> On Wed, 2012-06-13 at 09:10 +0200, Wojciech Puchar wrote: >> > > Greetings, >> > > >> > > I was just wondering what it is that FreeBSD does that makes it take= so >> > > long to boot. Booting into Ubuntu minimal or my own custom Linux >> > > distro, literally takes 0.5-2 seconds to boot up to shell, where >> > > FreeBSD takes about 10-20 seconds. I'm not sure if anything could be >> > > parallelized in the boot process, >> > >> > mostly kernel time. >> > >> > > Note: This isn't really an issue, moreso a curiosity. >> > >> > true. system that never crash are not often booted >> >> An embedded system may be booted or powered cycled dozens of times a >> day, and boot time can be VERY important. =C2=A0Don't assume that the wa= y you >> use FreeBSD is the only way. >> >> -- Ian > > Try setting: > > sysctl hw.usb.no_boot_wait=3D1 Can you explain in a bit more detail what this does and why it isn't defaul= t? --=20 Eitan Adler
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