linux-kernel - Re: [PATCH 0/9] net: thunderx: Adds XDP support

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Message-ID: <CA+sq2CfW89EbiZmp6byc3y3cbATmmyVB=avzrUXG51-x3yxckg@mail.gmail.com>
Date:   Wed, 3 May 2017 12:58:25 +0530
From:   Sunil Kovvuri <sunil.kovvuri@...il.com>
To:     David Miller <davem@...emloft.net>
Cc:     Linux Netdev List <netdev@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        LAKML <linux-arm-kernel@...ts.infradead.org>,
        Sunil Goutham <sgoutham@...ium.com>
Subject: Re: [PATCH 0/9] net: thunderx: Adds XDP support

On Wed, May 3, 2017 at 1:17 AM, David Miller <davem@...emloft.net> wrote:
> From: sunil.kovvuri@...il.com
> Date: Tue,  2 May 2017 18:36:49 +0530
>
>> From: Sunil Goutham <sgoutham@...ium.com>
>>
>> This patch series adds support for XDP to ThunderX NIC driver
>> which is used on CN88xx, CN81xx and CN83xx platforms.
>>
>> Patches 1-4 are performance improvement and cleanup patches
>> which are done keeping XDP performance bottlenecks in view.
>> Rest of the patches adds actual XDP support.
>
> Series applied, thanks for doing this work.

Thanks.

>
> Do you have any performance numbers?

Below are the forwarding numbers on a single core.
with network stack: 0.32 Mpps
with XDP (XDP_TX): 3 Mpps
and XDP_DROP: 3.8 Mpps

Thanks,
Sunil.