From owner-freebsd-stable@FreeBSD.ORG  Fri May 25 15:19:58 2007
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Date: Sat, 26 May 2007 01:19:43 +1000 (EST)
From: Ian Smith <smithi@nimnet.asn.au>
To: Stephen Clark <Stephen.Clark@seclark.us>
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Cc: freebsd-stable@freebsd.org, Dominic Marks <dom@helenmarks.co.uk>
Subject: Re: network performance 6.1 stable vs 4.9
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On Fri, 25 May 2007, Stephen Clark wrote:
[..]
 > >>He has been comparing the 6.1 system to 4.9 system for a couple of weeks
 > >>and continues to insist the 6.1 version is much slower.
[..]
 > In subjective tests R&D has done using the following setup we see "no" 
 > problem:
 > 
 > freebsd+firefox <--100mbs lan---> 6.1 network appliance <----T1 
 > link----> internet
 > freebsd+firefox <--100mbs lan---> 4.9 network appliance <----T1 
 > link----> internet
 > 
 > One of our testers has the same setup but is using winblows/ie in place of
 > freebsd+firefox and subjectively says the 6.1 system is slower than the 
 > 4.9 system.
 > 
 > I was just wandering if there were any tunables that might cause this.

Not to be too flippant, but is your win(what?)/ie tester tunable enough
to encourage into doing some objective, repeatable, illustrative tests?

Clearing browser caches and such before switching between systems, etc?

Cheers, Ian