From owner-freebsd-arch@FreeBSD.ORG Sat Jun 11 20:06:52 2011 Return-Path: Delivered-To: freebsd-arch@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 33378106566B; Sat, 11 Jun 2011 20:06:52 +0000 (UTC) (envelope-from imp@bsdimp.com) Received: from harmony.bsdimp.com (bsdimp.com [199.45.160.85]) by mx1.freebsd.org (Postfix) with ESMTP id E5E818FC08; Sat, 11 Jun 2011 20:06:51 +0000 (UTC) Received: from [10.0.0.63] (63.imp.bsdimp.com [10.0.0.63]) (authenticated bits=0) by harmony.bsdimp.com (8.14.4/8.14.3) with ESMTP id p5BK0PZL056706 (version=TLSv1/SSLv3 cipher=DHE-DSS-AES128-SHA bits=128 verify=NO); Sat, 11 Jun 2011 14:00:28 -0600 (MDT) (envelope-from imp@bsdimp.com) Mime-Version: 1.0 (Apple Message framework v1084) Content-Type: text/plain; charset=us-ascii From: Warner Losh In-Reply-To: <4DF3B532.6020908@FreeBSD.org> Date: Sat, 11 Jun 2011 14:00:20 -0600 Content-Transfer-Encoding: quoted-printable Message-Id: References: <4DF3B532.6020908@FreeBSD.org> To: Doug Barton X-Mailer: Apple Mail (2.1084) X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.0.1 (harmony.bsdimp.com [10.0.0.6]); Sat, 11 Jun 2011 14:00:28 -0600 (MDT) Cc: Adrian Chadd , freebsd-arch@FreeBSD.org Subject: Re: [RFC] shipping kernels with default modules? X-BeenThere: freebsd-arch@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussion related to FreeBSD architecture List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 11 Jun 2011 20:06:52 -0000 On Jun 11, 2011, at 12:34 PM, Doug Barton wrote: > On 6/11/2011 2:21 AM, Adrian Chadd wrote: >> Hi guys, >>=20 >> Has there been any further thought as of late about shipping kernels >> with modules only by default, rather than monolithic kernels? >>=20 >> I tried this experiment a couple years ago and besides a little >> trickery with ACPI module loading, it worked out fine. >>=20 >> Is there any reason we aren't doing this at the moment? Eg by having = a >> default loader modules list populated from the kernel config file? >=20 > Has anyone benchmarked monolithic vs. modular? I think that should be = done before we move in this direction. I haven't noticed a difference, but I haven't done any specific = benchmarking. Warner