From: Eric Dumazet <eric.dumazet@gmail.com>
To: Dave Taht <dave.taht@gmail.com>
Cc: bloat <bloat@lists.bufferbloat.net>,
Juliusz Chroboczek <jch@pps.univ-paris-diderot.fr>
Subject: Re: [Bloat] AQM and PPP on Linux
Date: Tue, 28 Jul 2015 16:52:35 +0200 [thread overview]
Message-ID: <1438095155.20182.55.camel@edumazet-glaptop2.roam.corp.google.com> (raw)
In-Reply-To: <CAA93jw6XbCiA6Apew-qxdmt1fzAo2kX2dw2Uf_W-idL7bX5C1w@mail.gmail.com>
On Tue, 2015-07-28 at 16:44 +0200, Dave Taht wrote:
>
> 4) setting the default qdisc to be fq_codel in the sysctl works on
> most dynamically created devices, but does not work on devices that
> come up at boot time before the sysctls have a chance to run and the
> modprobes to complete. This is why fedora 22, for example, compiled in
> fq_codel statically, rather than dynamically.
It does not matter fq_codel is static or a module.
The thing is : the sysctl itself must be set to fq_codel before any
network device is brought up.
Since this is a user space policy, nothing prevents the script changing
sysctl to first load fq_codel module, then change sysctl.
next prev parent reply other threads:[~2015-07-28 14:52 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-28 13:09 Juliusz Chroboczek
2015-07-28 13:33 ` Toke Høiland-Jørgensen
2015-07-28 13:50 ` Juliusz Chroboczek
2015-07-28 14:05 ` Toke Høiland-Jørgensen
2015-07-28 14:11 ` Simon Barber
2015-07-28 14:21 ` Eric Dumazet
2015-07-28 14:31 ` Simon Barber
2015-07-28 14:43 ` Jonathan Morton
2015-07-28 14:49 ` Eric Dumazet
2015-07-28 14:55 ` Eric Dumazet
2015-07-28 16:02 ` Alan Jenkins
2015-07-28 16:22 ` Sebastian Moeller
2015-07-28 17:11 ` Michael Welzl
2015-07-29 7:19 ` David Lang
2015-07-28 19:20 ` Juliusz Chroboczek
2015-07-28 19:29 ` Alan Jenkins
2015-07-28 14:18 ` Eric Dumazet
2015-07-28 14:44 ` Dave Taht
2015-07-28 14:52 ` Eric Dumazet [this message]
2015-07-28 19:24 ` Juliusz Chroboczek
2015-07-28 19:31 ` Bill Ver Steeg (versteb)
2015-07-28 20:10 ` Alan Jenkins
2015-07-28 20:45 ` Alan Jenkins
2015-07-29 13:15 ` Stefan Alfredsson
2015-07-29 13:41 ` Dave Taht
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