From: David Miller <davem@davemloft.net>
To: fw@strlen.de
Cc: netdev@vger.kernel.org, mptcp@lists.01.org
Subject: Re: [PATCH net-next 0/2] mptcp: add receive buffer auto-tuning
Date: Wed, 01 Jul 2020 17:48:11 -0700 (PDT) [thread overview]
Message-ID: <20200701.174811.1709600582793325645.davem@davemloft.net> (raw)
In-Reply-To: <20200630192445.18333-1-fw@strlen.de>
From: Florian Westphal <fw@strlen.de>
Date: Tue, 30 Jun 2020 21:24:43 +0200
> First patch extends the test script to allow for reproducible results.
> Second patch adds receive auto-tuning. Its based on what TCP is doing,
> only difference is that we use the largest RTT of any of the subflows
> and that we will update all subflows with the new value.
>
> Else, we get spurious packet drops because the mptcp work queue might
> not be able to move packets from subflow socket to master socket
> fast enough. Without the adjustment, TCP may drop the packets because
> the subflow socket is over its rcvbuffer limit.
Series applied, thanks Florian.
prev parent reply other threads:[~2020-07-02 0:48 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-30 19:24 [PATCH net-next 0/2] mptcp: add receive buffer auto-tuning Florian Westphal
2020-06-30 19:24 ` [PATCH net-next 1/2] selftests: mptcp: add option to specify size of file to transfer Florian Westphal
2020-07-01 13:06 ` Matthieu Baerts
2020-06-30 19:24 ` [PATCH net-next 2/2] mptcp: add receive buffer auto-tuning Florian Westphal
2020-07-01 13:07 ` Matthieu Baerts
2020-07-02 0:48 ` David Miller [this message]
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