Re: [PATCH] sched: QFQ - quick fair queue scheduler (v2)

Stephen Hemminger
2011-03-02T16:11:11Z

On Wed, 02 Mar 2011 12:17:47 +0100
Eric Dumazet <eric.dumazet@gmail.com> wrote:

> Le mercredi 02 mars 2011 à 03:06 +0100, Fabio Checconi a écrit :
> > Hi,
> >
> > > From: Stephen Hemminger <shemminger@vyatta.com>
> > > Date: Mon, Feb 28, 2011 05:17:38PM -0800
> > >
> > > This is an implementation of the Quick Fair Queue scheduler developed
> > > by Fabio Checconi. The same algorithm is already implemented in ipfw
> > > in FreeBSD. Fabio had an earlier version developed on Linux, I just
> > > cleaned it up and tested it. All bugs are mine.
> > >
> >
> > thanks for posting, I'm pretty sure that bugs are more likely to be
> > ours than yours :)
> >
> > During the development of the algorithm we used a simple traffic
> > simulator to verify (informally) the timestamping and the guarantees
> > provided. I've tested this version of the code with the simulator and
> > so far it worked fine, so I think that timestamping and guarantees should
> > be OK.
> >
> > Please let us know if we can be of any help,
> > fabio
>
> Hmm, I tried to setup QFQ (using iproute2patch
> http://patchwork.ozlabs.org/patch/77902/ ) but failed
>
> Do you have a link to a script/sample ?
>
> Thanks

I put the iproute2 code into the repository in the experimental branch.

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