*BSD News Article 61917


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From: root@dyson.iquest.net (John S. Dyson)
Subject: Re: Glaring anomaly in lmbench results: socket bandwidth using localhost = 0.21 MB/s
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References: <4fkus7$kab@stork.runit.sintef.no> <4fl75p$rlv@nntp5.u.washington.edu> <4fkuq0$1ev@dyson.iquest.net> <4fluem$rps@stork.runit.sintef.no>
Date: Mon, 12 Feb 1996 22:45:27 GMT
Lines: 14

In article <4fluem$rps@stork.runit.sintef.no>,
Steinar Haug <sthaug@nethelp.no> wrote:
>
>OK, I tried 4K, and got consistently 11.80 MByte/s. Much nicer, thanks! I
>also tried 32K, which is the default in NetBSD-1.1, and that gave me an even
>better loopback performance of 15.50 MByte/s. Now tell me -  why shouldn't I
>leave the loopback MTU at 32K?
>
I am NOT one of the networking experts and I am beyond my area of competency.
Try asking for the info on questions@freebsd.org.  I did remember hearing
from one of them that the 4k fix would work -- never tried the 32k thing.

John Dyson
dyson@freebsd.org