From: Jonathan Morton <chromatix99@gmail.com>
To: Jesper Dangaard Brouer <jbrouer@redhat.com>
Cc: codel@lists.bufferbloat.net, Simon Barber <simon@superduper.net>,
cerowrt-devel@lists.bufferbloat.net, bloat@lists.bufferbloat.net
Subject: Re: [Cerowrt-devel] [Codel] [Bloat] Latest codel, fq_codel, and pie sim study from cablelabs now available
Date: Mon, 6 May 2013 21:46:35 +0300 [thread overview]
Message-ID: <81045B4C-0636-48BD-8191-E257F433F795@gmail.com> (raw)
In-Reply-To: <20130506195438.5df6d1cd@redhat.com>
On 6 May, 2013, at 8:54 pm, Jesper Dangaard Brouer wrote:
> A flow is considered "new" if no packets for the given flow exists in
> the queue. It does not have to be a truly new-flow, it just have to
> send packets "slow"/paced enough, that the queue is empty when the next
> packet arrive.
>
> Perhaps VoIP would fit this traffic profile, and thus would work better
> with the Linux fq_codel implementation, compared to the SFQ-Codel used
> in the simulation.
That doesn't work, because the with a sufficient number of BT flows, the flow queue containing the VoIP flow is the fullest queue, not the emptiest. That's independent of the number of flow queues, including the infinite case. Think about it carefully.
- Jonathan Morton
next prev parent reply other threads:[~2013-05-06 18:46 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-01 11:23 [Cerowrt-devel] " Dave Taht
2013-05-01 20:26 ` [Cerowrt-devel] [Bloat] " Simon Barber
2013-05-02 0:00 ` Jonathan Morton
2013-05-02 2:20 ` Simon Barber
2013-05-02 4:59 ` [Cerowrt-devel] [Codel] " Andrew McGregor
2013-05-02 12:04 ` [Cerowrt-devel] " Jonathan Morton
2013-05-14 2:26 ` [Cerowrt-devel] [Codel] " Dan Siemon
2013-05-14 4:56 ` [Cerowrt-devel] [Bloat] [Codel] " Tristan Seligmann
2013-05-14 10:24 ` Dave Taht
2013-05-14 13:02 ` [Cerowrt-devel] [Codel] [Bloat] " Eric Dumazet
2013-06-11 18:19 ` [Cerowrt-devel] [Bloat] [Codel] " Michael Richardson
2013-05-14 12:12 ` [Cerowrt-devel] [Codel] [Bloat] " Jesper Dangaard Brouer
2013-05-06 17:54 ` Jesper Dangaard Brouer
2013-05-06 18:46 ` Jonathan Morton [this message]
2013-05-06 20:47 ` Jesper Dangaard Brouer
2013-05-07 16:22 ` Greg White
2013-05-07 13:31 ` [Cerowrt-devel] " Michael Richardson
2013-05-07 16:30 ` Greg White
2013-05-07 19:56 ` Wes Felter
2013-05-07 20:30 ` Eric Dumazet
2013-05-08 22:25 ` Dave Taht
2013-05-08 22:54 ` Eric Dumazet
2013-05-09 1:45 ` [Cerowrt-devel] [Codel] " Andrew McGregor
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