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Date:      Fri, 23 Apr 1999 20:46:38 -0500 (EST)
From:      Alfred Perlstein <bright@rush.net>
To:        "Joseph T. Lee" <nugundam@la.best.com>
Cc:        Kent Stewart <kstewart@3-cities.com>, Michael Slater <mikey@iexpress.net.au>, "'freebsd-questions@freebsd.org'" <freebsd-questions@FreeBSD.ORG>
Subject:   Re: Fact or Fiction (Unix vs NT)
Message-ID:  <Pine.BSF.3.96.990423203338.2095L-100000@cygnus.rush.net>
In-Reply-To: <19990423180711.A14514@la.best.com>

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On Fri, 23 Apr 1999, Joseph T. Lee wrote:

> On Wed, Apr 14, 1999 at 11:34:22PM -0700, Kent Stewart wrote:
> > I have a 100baseT network in my home. There are 4 Windows based
> > systems (3NT and Win98). My hub shows >30% when I transfer files from
> > one of my MS machine's to another MS machine using drag and drop. The
> > %1 led lights up with FreeBSD. I see 200-400KB/sec (just like a few
> > other people have been seeing on the list) when I FTP to my FreeBSD
> > version 3.1 system. I tried ftp'ing files to my NT server. The only
> > activity when I started the file transfers was an occasional
> > heartbeat. What I recorded was 630-650KB for two files to NT. The same
> > two files going to FreeBSD averaged 340-353KB. I have a few 16MB
> > tarballs that I will try later.
> 
> Well, you might have a misconfiguration somewhere.  Here's my story of
> how I got mine configured to maximum performance.
> 
> I was working with my 100baseTX network last night and pulled 2.02MB using
> FreeBSD -> FreeBSD (both 3.1-stable) and
> 1.8MB using Win98 -> FreeBSD 3.1-stable,
> by final configuration over leechftp in win98 and ncftp in FreeBSD.
> 
> Hardware setup:
> (1) server is a p133 running FreeBSD 3.1-stable with a
> Netgear DEC-chipset 10/100 NIC.
> (2) user machine is a celeron 450a running Win98 and FreeBSD 3.1-stable
> using a 3com '905B NIC, on a ASUS P2B-S.
> 
> It was pulling 88Kps before because I was forcing both NICs to go
> full-duplex through a Netlux 10/100 hub which obviously wasn't handling
> full-duplex itself.  Switching to half-duplex got me the 1.8MB rate
> from Win98 to fbsd transfering a 35MB file, over 3 tries.
>
> ....


You guys desperately need to get some better hardware:

ftp> get big /dev/null
local: /dev/null remote: big
227 Entering Passive Mode (192,168,2,20,192,7)
150 Opening BINARY mode data connection for 'big' (52926402 bytes).
226 Transfer complete.
52926402 bytes received in 4.92 seconds (10.26 MB/s)
Can't change modification time on /dev/null to Fri Apr 23 21:20:33 1999
ftp> 

both machines are FreeBSD with fxp cards in them and a Hawking 100mbit
switch in the middle.  I can get better transfers when the file is
less than 20megs in size, about 11.5Mb/sec becasue the entire file
gets cached in ram.

both machines are pretty hefty... a k6-233 and a dual PII-400, but
even my 586/133 with no CPU cache can slurp files at just under
5megs/sec (it's got an xl0 card)

you get what you pay for.

-Alfred




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