From owner-freebsd-stable@FreeBSD.ORG Tue Feb 11 18:50:26 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 6310A922 for ; Tue, 11 Feb 2014 18:50:26 +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 2120713A9 for ; Tue, 11 Feb 2014 18:50:25 +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 s1BIo7Ot020261 (version=TLSv1/SSLv3 cipher=DHE-RSA-CAMELLIA256-SHA bits=256 verify=NO) for ; Tue, 11 Feb 2014 12:50:08 -0600 (CST) (envelope-from tundra@tundraware.com) Message-ID: <52FA70DA.7050601@tundraware.com> Date: Tue, 11 Feb 2014 12:50:02 -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 Subject: Re: And Here I Thought buildworld/makeworld Was IO Bound References: <52F84AF8.8050007@tundraware.com> <52F96B27.4090509@tundraware.com> In-Reply-To: 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]); Tue, 11 Feb 2014 12:50:08 -0600 (CST) X-TundraWare-MailScanner-Information: Please contact the ISP for more information X-TundraWare-MailScanner-ID: s1BIo7Ot020261 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: Tue, 11 Feb 2014 18:50:26 -0000 On 02/11/2014 04:04 AM, Tom Evans wrote: > On Tue, Feb 11, 2014 at 12:13 AM, Tim Daneliuk wrote: >> On 02/10/2014 09:55 AM, Tom Evans wrote: >>> >>> Does poudriere buildworld on tmpfs if you have USE_TMPFS=all? That >>> might give you an absolute baseline. >> >> >> I'm not exactly sure what you're suggesting here. I think of >> poudriere as a way to build ports trees rapidly. Can it >> also be used to compile arbitrary (non ports) programs? > > Poudriere starts by installing a base jail on which it compiles > packages. If you ask it nicely, it will do so by checking out/updating > a tree from SVN and compiling it. I was wondering if you had set > USE_TMPFS=all, whether it would do that build on tmpfs. > As an aside here, having nothing to do with poudriere, does buildworld/kernel even use /tmp or otherwise access tmpfs? It seems to produce temporary output somewhere deep in /usr/obj. Is there a way to get it to use tmpfs or write it's output to /tmp instead? -- ---------------------------------------------------------------------------- Tim Daneliuk tundra@tundraware.com PGP Key: http://www.tundraware.com/PGP/