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Date:      Tue, 31 Jan 2017 20:00:03 -0400
From:      Jordan Caraballo <jordancaraballo87@gmail.com>
To:        =?UTF-8?Q?Olivier_Cochard-Labb=c3=a9?= <olivier@freebsd.org>
Cc:        "freebsd-net@freebsd.org" <freebsd-net@freebsd.org>
Subject:   Re: Disappointing packets-per-second performance results on a Dell, PE R530
Message-ID:  <0cdc69d4-e23f-4beb-c4af-59259529287f@gmail.com>
In-Reply-To: <CA%2Bq%2BTco=ApJ28iQSgMkzieMJUMLxc31x2yJe=GEe3b-ZVk2qYQ@mail.gmail.com>
References:  <8f637e2e-cd59-dc65-8476-30989bea516b@gmail.com> <20170103174627.GW37118@zxy.spb.ru> <ebb04a3e-bcde-6d50-af63-348e8d06fcba@gmail.com> <CA%2Bq%2BTco=ApJ28iQSgMkzieMJUMLxc31x2yJe=GEe3b-ZVk2qYQ@mail.gmail.com>

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Hi Oliver, my bad, I missed that one. Here is the info:

* Switch with 48x 10G ports and 12x 40G ports was used
* (48) 10G connected nodes were used.
* (24) nodes on each side of the firewall
* Packet per second (PPS) tests were run using 'iperf'
* Bandwidth tests were run using 'nuttcp'
* Parallelization was handled by using pdsh
* Each of the 24 sending nodes ran either:
   iperf3 -c "<target>" -u -A 5 -l 512 -b 0 -t "<duration>" -J
   nuttcp -fparse -l 128k -w1m -T "<duration>" "<target>"


On 31/01/17 16:45, Olivier Cochard-Labbé wrote:
> On Tue, Jan 31, 2017 at 6:53 PM, Jordan Caraballo 
> <jordancaraballo87@gmail.com <mailto:jordancaraballo87@gmail.com>> wrote:
>
>     This are the most recent stats. No advances so far. The system has
>     -Current right now.
>
>     Any help or feedback would be appreciated.
>
>
> ​I've tried: But you didn't answer my previous question.
>
> How do you generate your IP traffic ?
> What tool are you using​ and can you provide the exact command line used ?




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