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 From:  "Jonathan De Graeve" <jonathan dot de dot graeve at imelda dot be>
 To:  "Jeff Ellen" <tgje underscore uiuc at yahoo dot com>, <m0n0wall at lists dot m0n0 dot ch>
 Subject:  Re: [m0n0wall] Speed/Overhead Question
 Date:  Thu, 14 Jul 2005 15:28:06 +0200
Running an adapted (allocated more memory to the network buffers, optimized 
kernel) version of m0n0wall on HP DL320 G3 with Peak USB2.0 flash key, P4 
3,4Ghz, 1GB ram, 2x GigE

I get almost wirespeed performance.

(Iperf measurement: ~912Mbit/s throughput)

Jonathan De Graeve
System/Network Administrator
Imelda vzw
Informatica Dienst

----- Original Message ----- 
From: "Jeff Ellen" <tgje underscore uiuc at yahoo dot com>
To: <m0n0wall at lists dot m0n0 dot ch>
Sent: Thursday, July 14, 2005 1:52 AM
Subject: [m0n0wall] Speed/Overhead Question

> Hi there-
> I've set up a m0n0wall, and haven't used it much, but
> it seems like it should do everything I would need,
> but my question has to do with the speed.
> Does anyone know how much overhead m0n0wall uses?  For
> example, using m0n0wall as a bridge, how does
> throughput compare to having a simple switch or hub
> instead (with no m0n0wall at all)?
> I would think
> there has to be some overhead if m0n0wall is examining
> each packet that goes trhough.  I realize an exact
> answer would depend on the specific hardware used to
> run m0n0wall, but I would like to know any ballpark
> answer anyone might have to help, or if they know what
> hardware that would help too.  For example, if I am
> using m0n0wall with 100Mbps ethernet cards, and with
> regular hardware hubs/switches I get 60Mbps
> throughput, I would like to see monowall 59Mbps or
> 58Mbps throughput, as opposed to 50Mbps or 10Mbps,
> etc.
> I've looked around through this list, the FAQ, and the
> 'net and been unable to find an answer. But it would
> seem to me that this would be a concern for others as
> well, useful to know.
> Thanks,
> -Jeff
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