netdev - Re: Invalid timestamp? causing tight ack loop (hundreds of thousands of packets / sec)

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]

Message-ID: <CADVnQym7kQ-NutJrKHJ=upmfXUAg1+NTkSh4tSsi2EsbyeQNyw@mail.gmail.com>
Date:	Mon, 9 Feb 2015 10:42:24 -0500
From:	Neal Cardwell <ncardwell@...gle.com>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	Avery Fay <avery@...panel.com>, Netdev <netdev@...r.kernel.org>
Subject: Re: Invalid timestamp? causing tight ack loop (hundreds of thousands
 of packets / sec)

On Fri, Feb 6, 2015 at 4:16 PM, Neal Cardwell <ncardwell@...gle.com> wrote:
> On Thu, Feb 5, 2015 at 7:17 PM, Eric Dumazet <eric.dumazet@...il.com> wrote:
>> On Thu, 2015-02-05 at 15:25 -0800, Avery Fay wrote:
>>
>>> Are these available anywhere? Or could they be made available? This
>>> seems like a much better solution than disabling timestamps.

These are now in the "net-next" tree:

f06535c Merge branch 'tcp_ack_loops'
4fb17a6 tcp: mitigate ACK loops for connections as tcp_timewait_sock
f2b2c58 tcp: mitigate ACK loops for connections as tcp_sock
a9b2c06 tcp: mitigate ACK loops for connections as tcp_request_sock
032ee42 tcp: helpers to mitigate ACK loops by rate-limiting
out-of-window dupacks

neal
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html