Date: Sat, 14 Sep 2002 02:03:19 -0700 (PDT) From: Julian Elischer <julian@elischer.org> To: Nate Lawson <nate@root.org> Cc: FreeBSD current users <current@FreeBSD.ORG> Subject: Re: A riddle in -current Message-ID: <Pine.BSF.4.21.0209140201430.82711-100000@InterJet.elischer.org> In-Reply-To: <Pine.BSF.4.21.0209140030490.28545-100000@root.org>
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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
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