From owner-freebsd-hackers  Wed Nov 28  2:46:41 2001
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Date: Wed, 28 Nov 2001 10:46:29 +0000
From: David Malone <dwmalone@maths.tcd.ie>
To: Nate Williams <nate@yogotech.com>
Cc: Greg Lehey <grog@lemis.com>, developers@FreeBSD.org,
	FreeBSD Hackers <hackers@FreeBSD.org>
Subject: Re: FreeBSD performing worse than Linux?
Message-ID: <20011128104629.A43642@walton.maths.tcd.ie>
References: <20011128153817.T61580@monorchid.lemis.com> <15364.38174.938500.946169@caddis.yogotech.com>
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In-Reply-To: <15364.38174.938500.946169@caddis.yogotech.com>; from nate@yogotech.com on Wed, Nov 28, 2001 at 12:41:18AM -0700
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On Wed, Nov 28, 2001 at 12:41:18AM -0700, Nate Williams wrote:
> > I've just been talking with a friend of mine from the Samba team.
> > He's about to change jobs, and a lot of his work in future will
> > involve FreeBSD.  He's just been doing some performance testing, and
> > while the numbers are pretty even (since he discovered soft updates
> > :-), he's noticing some significant performance differences,
> > particularly on the TCP/IP area.
> 
> FWIW, I'm seeing this as well.  However, this appears to be a new
> occurance, as we were using a FreeBSD 3.X system for our reference test
> platform.

Someone recently submitted a PR about TCP based NFS being significantly
slower under 4.X. I wonder if it could be related?

	http://www.freebsd.org/cgi/query-pr.cgi?pr=misc/32141

There is quite a lot of detail in the PR and the submitter has no
trouble reproducing the problem.

	David.

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