From owner-freebsd-current Sat Sep 14 2:21: 9 2002 Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 1D10537B4D9 for ; Sat, 14 Sep 2002 02:21:05 -0700 (PDT) Received: from rwcrmhc51.attbi.com (rwcrmhc51.attbi.com [204.127.198.38]) by mx1.FreeBSD.org (Postfix) with ESMTP id C55F743E81 for ; Sat, 14 Sep 2002 02:20:17 -0700 (PDT) (envelope-from julian@elischer.org) Received: from InterJet.elischer.org ([12.232.206.8]) by rwcrmhc51.attbi.com (InterMail vM.4.01.03.27 201-229-121-127-20010626) with ESMTP id <20020914092008.GGOR16829.rwcrmhc51.attbi.com@InterJet.elischer.org>; Sat, 14 Sep 2002 09:20:08 +0000 Received: from localhost (localhost.elischer.org [127.0.0.1]) by InterJet.elischer.org (8.9.1a/8.9.1) with ESMTP id CAA82716; Sat, 14 Sep 2002 02:03:21 -0700 (PDT) Date: Sat, 14 Sep 2002 02:03:19 -0700 (PDT) From: Julian Elischer To: Nate Lawson Cc: FreeBSD current users Subject: Re: A riddle in -current In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Sat, 14 Sep 2002, Nate Lawson wrote: > On Fri, 13 Sep 2002, Julian Elischer wrote: > > 2 identical machines. > > the same kernel binary > > /etc (basically) identical (/etc/passwd slightly different) > > the same system sources compiled and installed > > > > yet: > > > > one is 10% faster than the other CONSISTANTLY in buildworld > > > > after a reboot and 5 minutes of the EXACT same work (buildworld up to > > the following message:) > > -------------------------------------------------------------- > > >>> stage 2: cleaning up the object tree > > -------------------------------------------------------------- > > the slower machine shows in top: > > > > last pid: 3079; load averages: 0.01, 0.19, 0.14 up 0+00:13:02 > > 06:13:55 > > 24 processes: 1 running, 14 sleeping, 9 stopped > > CPU states: 0.4% user, 0.0% nice, 0.0% system, 0.4% interrupt, 99.2% > > idle > > Mem: 18M Active, 106M Inact, 27M Wired, 124K Cache, 35M Buf, 94M Free > > Swap: 513M Total, 513M Free > > > > > > while the faster machine shows: > > last pid: 3079; load averages: 0.00, 0.15, 0.13 up 0+00:13:25 > > 06:15:55 > > 24 processes: 1 running, 14 sleeping, 9 stopped > > CPU states: 0.0% user, 0.0% nice, 0.4% system, 0.0% interrupt, 99.6% > > idle > > Mem: 11M Active, 36M Inact, 24M Wired, 144K Cache, 35M Buf, 174M Free > > Swap: 513M Total, 513M Free > > > > Notice in particular the differences in Free and Inactive memory... > > Do they have the same kernel modules loaded? Same BIOS settings? As I said.. exactly the same setup the BIOS doesn't give any posibilities to change anything I can imagine changing this.. > > -Nate > > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message