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Date:      Sun, 19 Feb 2006 21:18:17 +0100
From:      Mathieu CHATEAU <gollum123@free.fr>
To:        ptitoliv <ptitoliv@frenchsuballiance.cjb.net>
Cc:        freebsd-questions@freebsd.org
Subject:   Re[2]: Bandwidth Problems with Freebsd 5.x
Message-ID:  <259257427.20060219211817@free.fr>
In-Reply-To: <43F8B0D9.3000905@frenchsuballiance.cjb.net>
References:  <43F73267.6010807@frenchsuballiance.cjb.net> <1989705175.20060218193212@free.fr> <43F76BA9.1000300@frenchsuballiance.cjb.net> <55717469.20060219114349@free.fr> <43F8B0D9.3000905@frenchsuballiance.cjb.net>

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Hello ptitoliv,

Sunday, February 19, 2006, 6:54:33 PM, you wrote:

p> Mathieu CHATEAU a écrit :

>>try this:
>>ping -c 1000 -s 1500 IP_TO_PING
>>
>>wait for the 1000 ping to go trough. You should not have more than
>>0,5% of loss (is the servers aren't overload). If it's more or equal
>>than 0,5%, it comes from the network (cables or switches fault).
>>Each host would be in 100 full (via autoselect to be sure the conf is
>>ok on the switch).
>>
p> I made the tests on the two boxes => 0 % packet loss.

p> I man an other interesting test. I try to transfert between the BSD Box
p> and a server located at home behind my 1MB/s ADSL Line. Here are the
p> results :

FreeBSD box =>> Workstation at home : 300 kB/s
p> Debian box on the same network  => Workstation at home : 950 kB/s.

p> This test confirms cleraly that there is a problem with the BSD, I guess.

p> Could it be a bug from the VR driver ?

p> Regards,
p> Ptitoliv

At this point,
a tcpdump while transfering may help.

Are the debian & freebsd on the same segment ?
if so, are they using the same router/gateway ?

did you customize/set up things, like ipfw or set specific things via
sysctl ?

Mathieu CHATEAU





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