From owner-freebsd-current Sat Aug 24 16:12:59 1996 Return-Path: owner-current Received: (from root@localhost) by freefall.freebsd.org (8.7.5/8.7.3) id QAA08846 for current-outgoing; Sat, 24 Aug 1996 16:12:59 -0700 (PDT) Received: from mexico.brainstorm.eu.org (root@mexico.brainstorm.eu.org [193.56.58.253]) by freefall.freebsd.org (8.7.5/8.7.3) with ESMTP id QAA08837 for ; Sat, 24 Aug 1996 16:12:56 -0700 (PDT) Received: from brasil.brainstorm.eu.org (brasil.brainstorm.eu.org [193.56.58.33]) by mexico.brainstorm.eu.org (8.7.5/8.7.3) with ESMTP id BAA08422 for ; Sun, 25 Aug 1996 01:10:33 +0200 Received: (from uucp@localhost) by brasil.brainstorm.eu.org (8.6.12/8.6.12) with UUCP id BAA32428 for current@freebsd.org; Sun, 25 Aug 1996 01:10:23 +0200 Received: (from roberto@localhost) by keltia.freenix.fr (8.8.Alpha.7/keltia-uucp-2.9) id AAA20926; Sun, 25 Aug 1996 00:47:41 +0200 (MET DST) Message-Id: <199608242247.AAA20926@keltia.freenix.fr> Date: Sun, 25 Aug 1996 00:47:40 +0200 From: roberto@keltia.freenix.fr (Ollivier Robert) To: current@freebsd.org Subject: Re: Speedingup the "worldstone" In-Reply-To: <199608241748.LAA02804@rover.village.org>; from Warner Losh on Aug 24, 1996 11:48:45 -0600 References: <199608241748.LAA02804@rover.village.org> X-Mailer: Mutt 0.41 Mime-Version: 1.0 Sender: owner-current@freebsd.org X-Loop: FreeBSD.org Precedence: bulk According to Warner Losh: > have an old 486 DX2-66 that I'd like to get the most out of when it > comes to building the world, since it takes just about exactly 9 hours I'm surprised. My old 486DX/33, before I put a DX4/100 was taking almost the same time for a "make world". > by an UltraStor 34F controller. The second drive is where /usr is > mounted from also. Would I gain by a third drive that had /usr/obj on > it? I have a 500M hard disk that I could use for this if it would be > a big (>20%) win. Mount /usr/obj async. > I already have 32M of memory, so I'm not memory limited. Are there > some options that would allow me to take advantage of this memory? If > I run top while doing a make world, I see that gcc only uses about 20M > or so of memory. Do you use top "-pipe" option to gcc ? If not, use it. > Since I only do a clean make world about once a month or so, this > isn't a huge deal. Use -DNOCLEAN if you don't want it to rebuild everything even if it has not changed. -- Ollivier ROBERT -=- The daemon is FREE! -=- roberto@keltia.freenix.fr FreeBSD keltia.freenix.fr 2.2-CURRENT #18: Sun Aug 18 19:16:52 MET DST 1996