netdev - Re: [PATCH net-next 0/2] mptcp: add receive buffer auto-tuning

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:   Wed, 01 Jul 2020 17:48:11 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     fw@...len.de
Cc:     netdev@...r.kernel.org, mptcp@...ts.01.org
Subject: Re: [PATCH net-next 0/2] mptcp: add receive buffer auto-tuning

From: Florian Westphal <fw@...len.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.