From owner-svn-src-all@FreeBSD.ORG Thu Mar 27 15:39:26 2014 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 164414C7; Thu, 27 Mar 2014 15:39:26 +0000 (UTC) Received: from theravensnest.org (theraven.freebsd.your.org [216.14.102.27]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "theravensnest.org", Issuer "theravensnest.org" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id D827FF1F; Thu, 27 Mar 2014 15:39:25 +0000 (UTC) Received: from dhcp-172-17-152-181.eduroam.lapwing.private.cam.ac.uk (global-1-26.nat.csx.cam.ac.uk [131.111.184.26]) (authenticated bits=0) by theravensnest.org (8.14.7/8.14.5) with ESMTP id s2RFdLFt002262 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=NO); Thu, 27 Mar 2014 15:39:23 GMT (envelope-from theraven@FreeBSD.org) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 7.2 \(1874\)) Subject: Re: svn commit: r263778 - in head: bin lib lib/clang sbin share/mk usr.bin usr.sbin From: David Chisnall In-Reply-To: <201403262230.s2QMUdH6021943@svn.freebsd.org> Date: Thu, 27 Mar 2014 15:39:16 +0000 Content-Transfer-Encoding: quoted-printable Message-Id: <5172B6F9-132D-4DEC-8936-970915AD1AC0@FreeBSD.org> References: <201403262230.s2QMUdH6021943@svn.freebsd.org> To: Dimitry Andric X-Mailer: Apple Mail (2.1874) Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 27 Mar 2014 15:39:26 -0000 On 26 Mar 2014, at 22:30, Dimitry Andric wrote: > Add a SUBDIR_PARALLEL option to bsd.subdir.mk, to allow make to = process > all the SUBDIR entries in parallel, instead of serially. Apply this > option to a selected number of Makefiles, which can greatly speed up = the > build on multi-core machines, when using make -j. THANK YOU! That's really excellent. We can probably parallelise pretty = much all of usr.lib and usr.bin as well, but going from using 8 cores to = 17 is a very nice improvement. This should help tinderbox / Jenkins = build a LOT! David