Date: Wed, 20 Oct 1999 15:35:20 -0500 (CDT) From: "Paul T. Root" <proot@iaces.com> To: proot@iaces.com (Paul T. Root) Cc: scrappy@hub.org (The Hermit Hacker), freebsd-questions@FreeBSD.ORG Subject: Re: 100baseT through etherswitch ... Message-ID: <199910202035.PAA11148@iaces.com> In-Reply-To: <199910202031.PAA11110@iaces.com> from "Paul T. Root" at Oct 20, 1999 03:31:33 PM
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Oh, I guess I could show some output. I have to 100Meg cards
on a Cisco switch, full duplex:
20# nettest horton
Transfer: 100*4096 bytes from acesfbsd.iaces.com to horton
Real System User Kbyte Mbit(K^2) mbit(1+E6)
write 16.6320 0.0167 ( 0.1%) 0.0000 ( 0.0%) 24.05 0.188 0.197
read 2.7550 0.0333 ( 1.2%) 0.0000 ( 0.0%) 145.19 1.134 1.189
r/w 19.3870 0.0500 ( 0.3%) 0.0000 ( 0.0%) 41.26 0.322 0.338
In a previous message, Paul T. Root said:
>
>
> I'm not sure of the answer, but a tool to show
> you throughput is only as far as ports (actually it
> may be in packages). Nettest, it's some old code from
> Cray, but it still works great. I ported it to FreeBSD
> (wasn't hard). I also ported it to NT (with GNU installed),
> that was a little harder. :-)
>
> Basically, you run the daemon on one machine (nettestd) and
> the client on the other (nettest remote-host).
>
> Cool stuff.
>
> In a previous message, The Hermit Hacker said:
> >
> >
> > Morning all...
> >
> > I have a computer connected to an etherswitch at work,
> > 100baseT...doing an FTP of a 300Meg file to another computer on the same
> > etherswitch, also doing 100baseT, how many MB/s should I expect to see
> > *max*? Oh, both hosts and the etherswitch are running half-duplex...
> >
> > Thanks...
> >
> > Marc G. Fournier ICQ#7615664 IRC Nick: Scrappy
> > Systems Administrator @ hub.org
> > primary: scrappy@hub.org secondary: scrappy@{freebsd|postgresql}.org
> >
> >
> >
> > To Unsubscribe: send mail to majordomo@FreeBSD.org
> > with "unsubscribe freebsd-questions" in the body of the message
> >
>
>
> --
> "But what ... is it good for?" --Engineer at the Advanced Computing Systems
> Division of IBM, 1968, commenting on the microchip.
>
>
> To Unsubscribe: send mail to majordomo@FreeBSD.org
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>
--
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-- Dan Zimmerman, Vanderbilt University, when asked about Windows NT
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