From owner-freebsd-stable Tue Jan 22 13:10: 0 2002 Delivered-To: freebsd-stable@freebsd.org Received: from smtp1.sentex.ca (smtp1.sentex.ca [199.212.134.4]) by hub.freebsd.org (Postfix) with ESMTP id 3015037B402 for ; Tue, 22 Jan 2002 13:09:55 -0800 (PST) Received: from simoeon.sentex.net (pyroxene.sentex.ca [199.212.134.18]) by smtp1.sentex.ca (8.11.6/8.11.6) with ESMTP id g0ML9q346636; Tue, 22 Jan 2002 16:09:52 -0500 (EST) (envelope-from mike@sentex.net) Message-Id: <5.1.0.14.0.20020122160206.0475a170@marble.sentex.ca> X-Sender: mdtpop@marble.sentex.ca X-Mailer: QUALCOMM Windows Eudora Version 5.1 Date: Tue, 22 Jan 2002 16:03:38 -0500 To: Kent Stewart From: Mike Tancsa Subject: Re: make -j4 world Cc: freebsd-stable@FreeBSD.ORG In-Reply-To: <3C4DD3D9.3000206@owt.com> References: <5.1.0.14.0.20020122145124.03cd1380@marble.sentex.ca> <5.1.0.14.0.20020122145124.03cd1380@marble.sentex.ca> <5.1.0.14.0.20020122151930.03d62220@marble.sentex.ca> <3C4DCB91.7080701@owt.com> <3C4DCDE7.C5E77C03@math.missouri.edu> <20020122125645.1a0c9b36.sreese@codysbooks.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; format=flowed Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Just successfully completed a -j2 on the same machine. Apart from rm -R /usr/obj nothing was/is different. What extra debugging information can I provide to help track this down ? The machine is not in production so I can do with it as needed. ---Mike At 01:04 PM 1/22/02 -0800, Kent Stewart wrote: >Scott Reese wrote: > >>On Tue, 22 Jan 2002 14:39:03 -0600 >>Stephen Montgomery-Smith wrote: >> >>>On the "Error in make buildworld" thread I said that I had this problem >>>on 1 out of 3 machines, so you may not necessarily see this problem. I >>>only saw this problem on the fastest machine. >>> >>I've actually found that on a fast computer (1.6 GHz Pentium IV) using >>the "-j" >>flag tends to slow things down a bit. The standard "make buildworld" ran >>much >>faster and much more smoothly than "make -j4 buildworld." It was the >>same with >>kernel builds. Honestly, with a machine that fast, I don't really see a need >>for the "-j" flags anyway. > > >That has also been my experience on most of my single cpu systems. I find >the combination of # of controllers and ATA-100 drives makes a difference. >I have one XP system setup with a -j4 and the other with -j6. I just >finished a buildworld. It required 26:40. I have a make script that I >uncomment the line I want it to use. The make script is setup to use no -j >to -j12 in steps of 2. The system with -j6 used to be a dual 866 >coppermine and I hadn't noticed that it was still -j6. > >There were two threads of build failures and I am not seeing it the >buildworld fail on this end. > > >Kent > >-- >Kent Stewart >Richland, WA > >mailto:kbstew99@hotmail.com >http://users.owt.com/kstewart/index.html >FreeBSD News http://daily.daemonnews.org/ > > >To Unsubscribe: send mail to majordomo@FreeBSD.org >with "unsubscribe freebsd-stable" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message