[119040] in North American Network Operators' Group

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Re: Speed Testing and Throughput testing

daemon@ATHENA.MIT.EDU (Jason Biel)
Thu Nov 5 09:08:42 2009

In-Reply-To: <20091105045413.GA3828@verge.net.au>
Date: Thu, 5 Nov 2009 08:07:49 -0600
From: Jason Biel <jason@biel-tech.com>
To: Simon Horman <horms@verge.net.au>
Cc: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org

We actually used both tests to finally narrow down the TCP window size
issue.  We first used the UDP test to make sure the link was good.

Jason

On Wed, Nov 4, 2009 at 10:54 PM, Simon Horman <horms@verge.net.au> wrote:

> On Tue, Nov 03, 2009 at 06:49:05AM -0600, Jason Biel wrote:
> > Linux always worked best for us as well, was easy running a livecd with
> > laptops.  We found that two windows XP machines, same identical hardware
> and
> > OS load yielded different registry settings (or lack thereof) for TCP
> Window
> > setting.
>
> I would have thought that (netperf's) UDP tests were more appropriate
> than TCP for testing link speed. Am I missing the point?
>
>


-- 
Jason Biel

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