From owner-freebsd-performance@FreeBSD.ORG Thu Dec 10 21:00:04 2009 Return-Path: Delivered-To: freebsd-performance@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 7002C106568F for ; Thu, 10 Dec 2009 21:00:04 +0000 (UTC) (envelope-from sfourman@gmail.com) Received: from mail-pz0-f185.google.com (mail-pz0-f185.google.com [209.85.222.185]) by mx1.freebsd.org (Postfix) with ESMTP id 3933C8FC08 for ; Thu, 10 Dec 2009 21:00:04 +0000 (UTC) Received: by pzk15 with SMTP id 15so178665pzk.3 for ; Thu, 10 Dec 2009 13:00:03 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :date:message-id:subject:from:to:cc:content-type; bh=c5luqUTfk4mTUK/hHarg4qArimAgFafZ094m3DDjpTw=; b=pPK8WDjgIIeDCrAGAMVeS5SuYDxSXRPu8oXQhzf+6067sGpV3wnYNb2Dm0H3M/DOWO eK3JDdKaDLvV+XYNRvHSGlVXq3C2CjRhIEENIKvIDgy2UpPAwl4GdaYkTvJ2/+l7BuMr 4soBXFI+ZTiXsAd2YrqXMgJ13eFCm1Gwy/WN8= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=r/4fxx+T/OpplUPW5x29Ly2I2HjvGebEBOejhh61fIQhyBAyNszvp3JpGOrbF429Yw schsIRq8L8H4bCBqCLYrto6lUckq61Er3G9zBACkH65nhH6mlXIMMVqeQyBEoo/LksG8 6+lVh/ulP4DMsZpehOn2GMyqME5mURR2KThJI= MIME-Version: 1.0 Received: by 10.143.24.39 with SMTP id b39mr260803wfj.51.1260477063294; Thu, 10 Dec 2009 12:31:03 -0800 (PST) In-Reply-To: <1376FE3FC7444CA89D2950E7DB913986@multiplay.co.uk> References: <4B108A18.207@truschinski.de> <584ec6bb0911291330o11fba282y400e0abf121f5e7f@mail.gmail.com> <056c01ca773a$a88f69e0$f9ae3da0$@lv> <4ADA4DF6401E47F6A0FE26890B50FBB1@multiplay.co.uk> <066b01ca79a5$04ab9980$0e02cc80$@lv> <1376FE3FC7444CA89D2950E7DB913986@multiplay.co.uk> Date: Thu, 10 Dec 2009 14:31:03 -0600 Message-ID: <11167f520912101231v34433e1dh6c5fbeee507e3118@mail.gmail.com> From: "Sam Fourman Jr." To: Steven Hartland Content-Type: text/plain; charset=ISO-8859-1 Cc: freebsd-performance@freebsd.org, Noisex Subject: Re: FreeBSD TCP tuning and performance X-BeenThere: freebsd-performance@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Performance/tuning List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 10 Dec 2009 21:00:04 -0000 On Thu, Dec 10, 2009 at 9:05 AM, Steven Hartland wrote: > What are your iperf command lines? using FreeBSD RELENG_8 amd64 on a low traffic dell 5224 switch I was able to see these results, and I don't see a problem wile running iperf I brought up top -P on my desktop machine here is what it said last pid: 27659; load averages: 0.62, 0.34, 0.22 up 1+20:29:22 14:28:43 166 processes: 3 running, 163 sleeping CPU 0: 0.0% user, 0.0% nice, 91.6% system, 0.0% interrupt, 8.4% idle CPU 1: 3.8% user, 0.0% nice, 9.6% system, 0.0% interrupt, 86.5% idle CPU 2: 7.7% user, 0.0% nice, 18.7% system, 0.6% interrupt, 72.9% idle CPU 3: 1.3% user, 0.0% nice, 26.5% system, 0.6% interrupt, 71.6% idle Mem: 587M Active, 706M Inact, 376M Wired, 6556K Cache, 271M Buf, 2241M Free Swap: 3072M Total, 168K Used, 3072M Free PID USERNAME THR PRI NICE SIZE RES STATE C TIME WCPU COMMAND 24268 sfourman 1 46 0 368M 43060K CPU2 1 87:54 2.29% npviewer.bin 24263 sfourman 10 44 0 357M 186M ucond 1 25:21 1.07% firefox-bin 1396 sfourman 1 44 0 3245M 98416K select 1 47:19 0.00% Xorg 24271 sfourman 1 44 0 368M 43060K futex 1 15:35 0.00% npviewer.bin 24272 sfourman 1 44 0 368M 43060K futex 2 12:26 0.00% npviewer.bin 24273 sfourman 1 44 0 368M 43060K futex 3 8:14 0.00% npviewer.bin 24284 sfourman 1 44 0 368M 43060K pcmwrv 2 1:07 0.00% npviewer.bin 22460 sfourman 1 44 0 33336K 25280K select 0 1:02 0.00% wowmatrix 1657 sfourman 2 51 0 112M 18880K piperd 1 0:52 0.00% gnome-terminal 1368 root 1 44 0 12536K 1688K select 1 0:50 0.00% hald-addon-storage 1366 root 1 44 0 12536K 1684K select 1 0:50 0.00% hald-addon-storage 1412 sfourman 3 44 0 212M 19304K ucond 1 0:40 0.00% gnome-settings-daem 705 root 1 44 0 8036K 1184K select 3 0:37 0.00% moused 1437 sfourman 2 44 0 198M 41172K ucond 1 0:32 0.00% nautilus 1329 root 1 44 0 12536K 1628K select 3 0:19 0.00% hald-addon-storage 18652 sfourman 2 56 0 112M 18736K piperd 2 0:18 0.00% gnome-terminal 1321 haldaemon 1 44 0 24380K 4920K select 2 0:18 0.00% hald 1435 sfourman 2 44 0 164M 29048K ucond 2 0:17 0.00% gnome-panel 1434 sfourman 1 44 0 110M 16348K select 1 0:15 0.00% metacity 17410 sfourman 1 44 0 13000K 2336K select 3 0:15 0.00% gam_server 1506 sfourman 2 44 0 172M 22000K ucond 2 0:14 0.00% clock-applet 1469 sfourman 2 44 0 98440K 14148K ucond 3 0:12 0.00% gnome-screensaver 1476 sfourman 1 44 0 135M 18960K select 3 0:10 0.00% wnck-applet 1482 sfourman 2 44 0 25104K 4200K ucond 1 0:10 0.00% gvfsd-trash 1488 sfourman 3 47 0 28204K 4628K piperd 0 0:10 0.00% gvfs-hal-volume-mon 1407 sfourman 1 44 0 26764K 7252K select 1 0:10 0.00% gconfd-2 27653 root 3 44 0 15588K 4512K ucond 1 0:07 0.00% iperf 19711 sfourman 2 44 0 113M 20304K piperd 3 0:07 0.00% Thunar 1546 root 1 44 0 13000K 2116K select 3 0:06 0.00% gam_server 24852 sfourman 10 44 0 249M 51160K select 0 0:03 0.00% vlc 22153 sfourman 1 60 16 66140K 13548K select 2 0:03 0.00% trackerd 25373 sfourman 10 44 0 251M 54412K select 1 0:02 0.00% vlc 1450 sfourman 1 44 0 126M 17076K select 2 0:02 0.00% gnome-power-manager FreeBSD Sam.PuffyBSD.Com 8.0-STABLE FreeBSD 8.0-STABLE #1: Mon Nov 30 21:25:50 CST 2009 sfourman@Sam.PuffyBSD.Com:/usr/obj/usr/src/sys/GENERIC amd64 nfe0: flags=8843 metric 0 mtu 1500 options=19b ether 00:23:54:96:dd:8d inet 192.168.12.117 netmask 0xffffff00 broadcast 192.168.12.255 media: Ethernet autoselect (1000baseT ) status: active Sam# iperf -i 1 -t 60 -c 192.168.12.188 -w 2.5M -l 2.5M ------------------------------------------------------------ Client connecting to 192.168.12.188, TCP port 5001 TCP window size: 32.5 KByte (WARNING: requested 2.50 MByte) ------------------------------------------------------------ [ 3] local 192.168.12.117 port 46609 connected with 192.168.12.188 port 5001 [ ID] Interval Transfer Bandwidth [ 3] 0.0- 1.0 sec 110 MBytes 923 Mbits/sec [ ID] Interval Transfer Bandwidth [ 3] 1.0- 2.0 sec 110 MBytes 923 Mbits/sec [ ID] Interval Transfer Bandwidth [ 3] 2.0- 3.0 sec 112 MBytes 944 Mbits/sec [ ID] Interval Transfer Bandwidth