From owner-freebsd-hackers@FreeBSD.ORG Wed Jun 13 19:55:59 2012 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (unknown [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 6E9DE106566C for ; Wed, 13 Jun 2012 19:55:59 +0000 (UTC) (envelope-from hselasky@c2i.net) Received: from swip.net (mailfe02.c2i.net [212.247.154.34]) by mx1.freebsd.org (Postfix) with ESMTP id EBBB38FC08 for ; Wed, 13 Jun 2012 19:55:58 +0000 (UTC) X-T2-Spam-Status: No, hits=-0.2 required=5.0 tests=ALL_TRUSTED, BAYES_50 Received: from [176.74.212.201] (account mc467741@c2i.net HELO laptop015.hselasky.homeunix.org) by mailfe02.swip.net (CommuniGate Pro SMTP 5.4.4) with ESMTPA id 286749583; Wed, 13 Jun 2012 21:55:51 +0200 From: Hans Petter Selasky To: freebsd-hackers@freebsd.org Date: Wed, 13 Jun 2012 21:55:22 +0200 User-Agent: KMail/1.13.7 (FreeBSD/9.0-STABLE; KDE/4.7.4; amd64; ; ) References: <4FD66F7E.2060404@brandonfa.lk> <1339593689.73426.8.camel@revolution.hippie.lan> In-Reply-To: <1339593689.73426.8.camel@revolution.hippie.lan> X-Face: 'mmZ:T{)),Oru^0c+/}w'`gU1$ubmG?lp!=R4Wy\ELYo2)@'UZ24N@d2+AyewRX}mAm; Yp |U[@, _z/([?1bCfM{_"B<.J>mICJCHAzzGHI{y7{%JVz%R~yJHIji`y>Y}k1C4TfysrsUI -%GU9V5]iUZF&nRn9mJ'?&>O MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <201206132155.22111.hselasky@c2i.net> Cc: Ian Lepore , Wojciech Puchar Subject: Re: FreeBSD Boot Times X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 13 Jun 2012 19:55:59 -0000 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. Don't assume that the way you > use FreeBSD is the only way. > > -- Ian Try setting: sysctl hw.usb.no_boot_wait=1 Might help a bit :-) --HPS