From owner-freebsd-stable@FreeBSD.ORG Mon Feb 10 20:48:15 2014 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id F17967C0 for ; Mon, 10 Feb 2014 20:48:15 +0000 (UTC) Received: from ozzie.tundraware.com (ozzie.tundraware.com [75.145.138.73]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id B1D701796 for ; Mon, 10 Feb 2014 20:48:15 +0000 (UTC) Received: from [10.219.131.92] ([66.175.245.1]) (authenticated bits=0) by ozzie.tundraware.com (8.14.8/8.14.8) with ESMTP id s1AKm5hT054461 (version=TLSv1/SSLv3 cipher=DHE-RSA-CAMELLIA256-SHA bits=256 verify=NO) for ; Mon, 10 Feb 2014 14:48:06 -0600 (CST) (envelope-from tundra@tundraware.com) Message-ID: <52F93AFF.9090806@tundraware.com> Date: Mon, 10 Feb 2014 14:47:59 -0600 From: Tim Daneliuk User-Agent: Mozilla/5.0 (X11; Linux i686; rv:24.0) Gecko/20100101 Thunderbird/24.2.0 MIME-Version: 1.0 To: freebsd-stable@freebsd.org Subject: Re: And Here I Thought buildworld/makeworld Was IO Bound References: <52F84AF8.8050007@tundraware.com> <52F86768.9000109@googlemail.com> <52F8E8C6.2060909@tundraware.com> <20140210152407.GB1629@glenbarber.us> <52F8F426.9000003@tundraware.com> <20140210160736.GC1629@glenbarber.us> <52F93929.1070203@tundraware.com> <20140210204339.GI1629@glenbarber.us> In-Reply-To: <20140210204339.GI1629@glenbarber.us> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.4.3 (ozzie.tundraware.com [75.145.138.73]); Mon, 10 Feb 2014 14:48:06 -0600 (CST) X-TundraWare-MailScanner-Information: Please contact the ISP for more information X-TundraWare-MailScanner-ID: s1AKm5hT054461 X-TundraWare-MailScanner: Found to be clean X-TundraWare-MailScanner-From: tundra@tundraware.com X-Spam-Status: No X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 10 Feb 2014 20:48:16 -0000 On 02/10/2014 02:43 PM, Glen Barber wrote: > On Mon, Feb 10, 2014 at 02:40:09PM -0600, Tim Daneliuk wrote: >> On 02/10/2014 10:07 AM, Glen Barber wrote: >> >> >>> >>> This machine is 48-core (4 x 12 cores) Opteron 6174 (2.2GHz), 128GB RAM, >>> with 5 drives in a raidz1 on a PERC H700 controller. >>> >>> Glen >>> >> >> So ... in that config, you're saying that a buildworld/kernel time >> on the order of 30-ish minutes is about right, is that correct? >> > > Yes, for a stock (GENERIC kernel, empty src.conf and make.conf), this is > correct. > > Glen > 'Really interesting given that I am getting comparable times on a lowly quad I5 with 8GB. It speaks pretty loudly to just how much you can scale up the compilation. Of course, I'd expect your boxes to be able to do more of them simultaneously (scale out)... -- ---------------------------------------------------------------------------- Tim Daneliuk tundra@tundraware.com PGP Key: http://www.tundraware.com/PGP/