From owner-freebsd-questions@FreeBSD.ORG Sat Mar 5 03:56:38 2011 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id A822A106564A for ; Sat, 5 Mar 2011 03:56:38 +0000 (UTC) (envelope-from illoai@gmail.com) Received: from mail-fx0-f54.google.com (mail-fx0-f54.google.com [209.85.161.54]) by mx1.freebsd.org (Postfix) with ESMTP id 3D3AF8FC0A for ; Sat, 5 Mar 2011 03:56:37 +0000 (UTC) Received: by fxm19 with SMTP id 19so3148215fxm.13 for ; Fri, 04 Mar 2011 19:56:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:in-reply-to:references:date :message-id:subject:from:to:cc:content-type; bh=FfQGrLDZ9o//sTYV8+QX03OJg5JwZQ5ru6zH2qkMnGQ=; b=X39RliD7+qSxCH+vruwWL+I5nO6Y8YLdM5nYuqaifM7dAQ7df/6kaakiafrTpTiWDw KEMSVBOevX8rAhS6g31sOa2QDk77QLBFE3m+ByWnBSW8/Vk6EQCCoRnHwcTrrEeajTDo IHFn9K6ArWVxoAxD5D2csradMS8QmDlyoahKE= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=IDqoTJgkBkw5scsA9kMKCPRLcgHRtk1sPnmYTe/2IXyyFIFcq4nKLtAkxXsK5ue9o1 7xJGLce9HNXdqd3DquiaLFl9HYERP6kisr3sz+yPdl8tTTn8ebxIs/tKvv7sPZQ0o8eH gqJZGpa+U0Bq77kF4HkKniasWFIHdJikXo4Z4= MIME-Version: 1.0 Received: by 10.223.106.1 with SMTP id v1mr1737044fao.21.1299297397114; Fri, 04 Mar 2011 19:56:37 -0800 (PST) Received: by 10.223.96.203 with HTTP; Fri, 4 Mar 2011 19:56:37 -0800 (PST) In-Reply-To: <4D716372.2050606@gmail.com> References: <4D716372.2050606@gmail.com> Date: Fri, 4 Mar 2011 22:56:37 -0500 Message-ID: From: "illoai@gmail.com" To: David Demelier Content-Type: text/plain; charset=ISO-8859-1 Cc: freebsd-questions@freebsd.org Subject: Re: FreeBSD kernel init slower than linux X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 05 Mar 2011 03:56:38 -0000 On 4 March 2011 17:10, David Demelier wrote: > Hello, > > I know this is a awful subject, but I recently tried a Gentoo on my laptop > and I was surprised to see Linux booting about 2-3 times faster than > FreeBSD. > > I don't talk about the init/rc script but only kernel initialisation. For > linux kernel it's around 5-6 seconds vs 15-18 seconds for FreeBSD. > > Why FreeBSD is so slower than Linux to boot the kernel? > USB probe times for FreeBSD are extremely long. I'm not sure of Linux parallelizes this or just waits until rc time. Wireless seems to be a similar issue here. -- --