From mboxrd@z Thu Jan  1 00:00:00 1970
From: Tariq Toukan <tariqt@mellanox.com>
Subject: Re: [PATCH v4 net-next 00/19] inet: frags: bring rhashtables to IP
 defrag
Date: Wed, 30 May 2018 17:42:31 +0300
Message-ID: <edda0dc8-e4a8-217b-4c53-865f48990bd6@mellanox.com>
References: <20180331195900.183604-1-edumazet@google.com>
 <20180331.232558.823542518953124984.davem@davemloft.net>
 <9329021e-2d77-7e90-b0e2-8b391508f6cb@mellanox.com>
 <20180528145224.3ih6urfixwv4fwkf@x220t>
 <13bf3889-4426-b17a-d8d7-e843038a2a82@gmail.com>
 <11b2baca-c810-3f61-38d1-415099783129@mellanox.com>
 <CANn89iJN8=ZdnErcwMnEyhywksQLONL1t7DX=UoAJhFv4t0PrA@mail.gmail.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=utf-8; format=flowed
Content-Transfer-Encoding: 7bit
Cc: Eric Dumazet <eric.dumazet@gmail.com>, aring@mojatatu.com,
        David Miller <davem@davemloft.net>,
        netdev <netdev@vger.kernel.org>, Florian Westphal <fw@strlen.de>,
        Herbert Xu <herbert@gondor.apana.org.au>,
        Thomas Graf <tgraf@suug.ch>,
        Jesper Dangaard Brouer <brouer@redhat.com>,
        Alexander Aring <alex.aring@gmail.com>,
        Stefan Schmidt <stefan@osg.samsung.com>,
        Kirill Tkhai <ktkhai@virtuozzo.com>,
        Eran Ben Elisha <eranbe@mellanox.com>
To: Eric Dumazet <edumazet@google.com>,
        Tariq Toukan <tariqt@mellanox.com>, moshe@mellanox.com
Return-path: <netdev-owner@vger.kernel.org>
Received: from mail-ve1eur01on0080.outbound.protection.outlook.com ([104.47.1.80]:20922
        "EHLO EUR01-VE1-obe.outbound.protection.outlook.com"
        rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP
        id S1751544AbeE3Omp (ORCPT <rfc822;netdev@vger.kernel.org>);
        Wed, 30 May 2018 10:42:45 -0400
In-Reply-To: <CANn89iJN8=ZdnErcwMnEyhywksQLONL1t7DX=UoAJhFv4t0PrA@mail.gmail.com>
Content-Language: en-US
Sender: netdev-owner@vger.kernel.org
List-ID: <netdev.vger.kernel.org>



On 30/05/2018 10:36 AM, Eric Dumazet wrote:
> On Wed, May 30, 2018 at 3:20 AM Tariq Toukan <tariqt@mellanox.com> wrote:
> 
>> Not sure, the transmit BW you get is higher than what we saw.
>> Anyway, we'll check this.
> 
> That is on a 40Gbit test bed (mlx4 cx/3), maybe you were using a 10Gbit NIC
> ?
> 

It is a ConnectX-4 50G (mlx5).

Moshe is trying out the tuning you suggested.
He'll update once he's done.