From: "Toke Høiland-Jørgensen" <toke@toke.dk>
To: Jonathan Morton <chromatix99@gmail.com>
Cc: Georgios Amanakis <gamanakis@gmail.com>,
Cake List <cake@lists.bufferbloat.net>
Subject: Re: [Cake] cake at 60gbit
Date: Tue, 03 Jul 2018 12:27:36 +0200 [thread overview]
Message-ID: <87fu10haw7.fsf@toke.dk> (raw)
In-Reply-To: <73DD74AD-C2E7-4A12-AE49-C06D4486660E@gmail.com>
Jonathan Morton <chromatix99@gmail.com> writes:
>> On 3 Jul, 2018, at 1:23 am, Toke Høiland-Jørgensen <toke@toke.dk> wrote:
>>
>> My hunch is that this has something to do with the way mlx5 uses
>> multiple receive queues (and thus multiple CPUs). Which is probably
>> different from veth...
>
> At this stage I'm pretty confident it has nothing to do with Cake, and
> everything to do with the Mellanox hardware and driver. It does strike
> me that Linux' default handling of multiqueue hardware doesn't map
> very well to the qdisc interface.
Well, it doesn't happen with fq_codel, so even if it is a driver bug, it
is being triggered by cake specifically...
-Toke
next prev parent reply other threads:[~2018-07-03 10:27 UTC|newest]
Thread overview: 77+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <mailman.381.1530347349.3512.cake@lists.bufferbloat.net>
2018-06-30 16:37 ` [Cake] Cake on openwrt - falling behind Georgios Amanakis
2018-06-30 17:26 ` Pete Heist
2018-06-30 18:09 ` Georgios Amanakis
2018-06-30 18:55 ` Kevin Darbyshire-Bryant
2018-06-30 19:57 ` Pete Heist
2018-06-30 20:58 ` Georgios Amanakis
2018-06-30 21:37 ` Pete Heist
2018-06-30 22:43 ` Pete Heist
2018-06-30 23:20 ` Pete Heist
[not found] ` <CACvFP_gkdAPKSEO7j9+cMPqTa-fJYd8XFEEBD6ZzLuVvaNwsvg@mail.gmail.com>
2018-07-01 2:37 ` [Cake] Fwd: " Georgios Amanakis
2018-07-01 7:18 ` [Cake] " Pete Heist
2018-07-01 13:48 ` Pete Heist
2018-07-01 14:02 ` Dave Taht
2018-07-01 15:30 ` Pete Heist
2018-07-01 14:38 ` Kevin Darbyshire-Bryant
2018-07-01 16:54 ` Pete Heist
2018-07-01 19:41 ` Kevin Darbyshire-Bryant
2018-07-02 10:19 ` Pete Heist
2018-07-02 11:38 ` Pete Heist
2018-07-02 11:59 ` Kevin Darbyshire-Bryant
2018-07-02 14:01 ` Pete Heist
2018-07-02 12:03 ` Toke Høiland-Jørgensen
2018-07-02 14:51 ` Pete Heist
2018-07-02 16:14 ` Toke Høiland-Jørgensen
2018-07-02 16:59 ` Kevin Darbyshire-Bryant
2018-07-02 17:04 ` Pete Heist
2018-07-02 17:12 ` Kevin Darbyshire-Bryant
2018-07-02 18:24 ` Pete Heist
2018-07-02 19:31 ` Toke Høiland-Jørgensen
2018-07-02 20:09 ` Pete Heist
2018-07-02 20:11 ` Toke Høiland-Jørgensen
2018-07-02 20:46 ` Pete Heist
[not found] ` <mailman.407.1530550780.3512.cake@lists.bufferbloat.net>
2018-07-02 17:50 ` Kevin Darbyshire-Bryant
2018-07-02 19:33 ` Toke Høiland-Jørgensen
2018-07-02 19:36 ` Kevin Darbyshire-Bryant
2018-07-02 19:39 ` Toke Høiland-Jørgensen
2018-07-02 20:03 ` [Cake] cake at 60gbit Dave Taht
2018-07-02 20:09 ` Toke Høiland-Jørgensen
2018-07-02 21:16 ` Pete Heist
2018-07-02 21:35 ` Toke Høiland-Jørgensen
2018-07-02 22:07 ` Georgios Amanakis
2018-07-02 22:12 ` Dave Taht
2018-07-02 23:48 ` Georgios Amanakis
2018-07-02 22:23 ` Toke Høiland-Jørgensen
2018-07-03 7:35 ` Pete Heist
2018-07-03 9:18 ` Jonathan Morton
2018-07-03 9:57 ` Pete Heist
2018-07-03 10:27 ` Toke Høiland-Jørgensen [this message]
2018-07-03 10:41 ` Pete Heist
2018-07-05 22:31 ` Toke Høiland-Jørgensen
2018-07-05 23:48 ` Georgios Amanakis
2018-07-06 1:21 ` Dave Taht
2018-07-06 2:55 ` George Amanakis
2018-07-06 3:06 ` George Amanakis
2018-07-06 9:22 ` Toke Høiland-Jørgensen
2018-07-06 9:21 ` Toke Høiland-Jørgensen
2018-07-06 8:55 ` Pete Heist
2018-07-06 9:29 ` Toke Høiland-Jørgensen
2018-07-06 10:00 ` Pete Heist
2018-07-06 10:46 ` Toke Høiland-Jørgensen
2018-07-06 11:33 ` Toke Høiland-Jørgensen
2018-07-06 11:43 ` Jonathan Morton
2018-07-06 11:48 ` Toke Høiland-Jørgensen
2018-07-06 11:58 ` Pete Heist
2018-07-06 12:04 ` Toke Høiland-Jørgensen
2018-07-02 18:39 ` [Cake] Cake on openwrt - falling behind Dave Taht
2018-07-02 19:11 ` Kevin Darbyshire-Bryant
2018-07-02 19:23 ` Toke Høiland-Jørgensen
2018-07-02 19:27 ` Dave Taht
2018-07-02 19:38 ` Toke Høiland-Jørgensen
2018-07-02 20:05 ` Toke Høiland-Jørgensen
2018-07-02 19:31 ` Pete Heist
[not found] ` <mailman.397.1530474091.3512.cake@lists.bufferbloat.net>
2018-07-01 23:55 ` Dave Taht
2018-07-02 0:05 ` Dave Taht
[not found] ` <mailman.392.1530455913.3512.cake@lists.bufferbloat.net>
2018-07-01 15:17 ` Jonathan Morton
[not found] ` <mailman.384.1530384918.3512.cake@lists.bufferbloat.net>
2018-07-01 9:46 ` Magnus Olsson
2018-07-01 12:34 ` Kevin Darbyshire-Bryant
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