netdev - Re: [PATCH net-next v2 0/6] tcp: sender chronographs instrumentation

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Message-ID: <1480354687.18162.67.camel@edumazet-glaptop3.roam.corp.google.com>
Date:   Mon, 28 Nov 2016 09:38:07 -0800
From:   Eric Dumazet <eric.dumazet@...il.com>
To:     Yuchung Cheng <ycheng@...gle.com>
Cc:     davem@...emloft.net, soheil@...gle.com, francisyyan@...il.com,
        netdev@...r.kernel.org, ncardwell@...gle.com, edumazet@...gle.com
Subject: Re: [PATCH net-next v2 0/6] tcp: sender chronographs instrumentation

On Sun, 2016-11-27 at 23:07 -0800, Yuchung Cheng wrote:
> This patch set provides instrumentation on TCP sender limitations.
> While developing the BBR congestion control, we noticed that TCP
> sending process is often limited by factors unrelated to congestion
> control: insufficient sender buffer and/or insufficient receive
> window/buffer to saturate the network bandwidth. Unfortunately these
> limits are not visible to the users and often the poor performance
> is attributed to the congestion control of choice.

For the whole series :

Acked-by: Eric Dumazet <edumazet@...gle.com>

Thanks !