From owner-freebsd-hackers@FreeBSD.ORG Wed Jun 13 13:21:32 2012 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 5A2F4106566B for ; Wed, 13 Jun 2012 13:21:32 +0000 (UTC) (envelope-from freebsd@damnhippie.dyndns.org) Received: from qmta14.emeryville.ca.mail.comcast.net (qmta14.emeryville.ca.mail.comcast.net [76.96.27.212]) by mx1.freebsd.org (Postfix) with ESMTP id 3C27D8FC16 for ; Wed, 13 Jun 2012 13:21:32 +0000 (UTC) Received: from omta06.emeryville.ca.mail.comcast.net ([76.96.30.51]) by qmta14.emeryville.ca.mail.comcast.net with comcast id MpGW1j00216AWCUAEpMYT3; Wed, 13 Jun 2012 13:21:32 +0000 Received: from damnhippie.dyndns.org ([24.8.232.202]) by omta06.emeryville.ca.mail.comcast.net with comcast id MpMX1j00M4NgCEG8SpMXwy; Wed, 13 Jun 2012 13:21:32 +0000 Received: from [172.22.42.240] (revolution.hippie.lan [172.22.42.240]) by damnhippie.dyndns.org (8.14.3/8.14.3) with ESMTP id q5DDLT3u033135; Wed, 13 Jun 2012 07:21:29 -0600 (MDT) (envelope-from freebsd@damnhippie.dyndns.org) From: Ian Lepore To: Wojciech Puchar In-Reply-To: References: <4FD66F7E.2060404@brandonfa.lk> Content-Type: text/plain; charset="us-ascii" Date: Wed, 13 Jun 2012 07:21:29 -0600 Message-ID: <1339593689.73426.8.camel@revolution.hippie.lan> Mime-Version: 1.0 X-Mailer: Evolution 2.32.1 FreeBSD GNOME Team Port Content-Transfer-Encoding: 7bit Cc: freebsd-hackers@freebsd.org 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 13:21:32 -0000 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