netdev - RE: [PATCH v5 net-next 1/1] sched: Add dualpi2 qdisc

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Message-ID:
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Date: Tue, 25 Feb 2025 18:07:59 +0000
From: "Chia-Yu Chang (Nokia)" <chia-yu.chang@...ia-bell-labs.com>
To: Jakub Kicinski <kuba@...nel.org>
CC: "netdev@...r.kernel.org" <netdev@...r.kernel.org>, "dave.taht@...il.com"
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	<olivier.tilmans@...ia.com>, Henrik Steen <henrist@...rist.net>, Bob Briscoe
	<research@...briscoe.net>, Pedro Tammela <pctammela@...atatu.com>
Subject: RE: [PATCH v5 net-next 1/1] sched: Add dualpi2 qdisc

> On Sat, 22 Feb 2025 11:07:25 +0100 chia-yu.chang@...ia-bell-labs.com
> wrote:
> > From: Koen De Schepper <koen.de_schepper@...ia-bell-labs.com>
> >
> > DualPI2 provides L4S-type low latency & loss to traffic that uses a 
> > scalable congestion controller (e.g. TCP-Prague, DCTCP) without 
> > degrading the performance of 'classic' traffic (e.g. Reno, Cubic 
> > etc.). It is intended to be the reference implementation of the IETF's 
> > DualQ Coupled AQM.
> 
> Pedro reports that you're missing:
> 
> diff --git a/tools/testing/selftests/tc-testing/tdc.sh
> b/tools/testing/selftests/tc-testing/tdc.sh
> index cddff1772..e64e8acb7 100755
> --- a/tools/testing/selftests/tc-testing/tdc.sh
> +++ b/tools/testing/selftests/tc-testing/tdc.sh
> @@ -63,4 +63,5 @@ try_modprobe sch_hfsc
>   try_modprobe sch_hhf
>   try_modprobe sch_htb
>   try_modprobe sch_teql
> +try_modprobe sch_dualpi2
>   ./tdc.py -J`nproc`
> 
> --
> pw-bot: cr

Hi Kuba,

   Thanks for the feedback, and I will update this shell script and the self-test file in the next version.

BRs,
Chia-Yu