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From: Eric Dumazet <eric.dumazet@gmail.com>
To: Dave Taht <dave.taht@gmail.com>
Cc: codel@lists.bufferbloat.net, cerowrt-devel@lists.bufferbloat.net
Subject: Re: [Codel] better mixing in fq_codel
Date: Thu, 30 Aug 2012 18:40:56 -0700	[thread overview]
Message-ID: <1346377256.2586.37.camel@edumazet-glaptop> (raw)
In-Reply-To: <CAA93jw7rXS0Nck=CFaFLVjK-UHh+euHTD6iLKJPNzH2EW1-AAg@mail.gmail.com>

On Thu, 2012-08-30 at 16:19 -0700, Dave Taht wrote:

> In that case it will deliver 3 acks in a row from
> stream A, and then 3 acks in stream B, in the linux 3.5 version, and
> push the the 1500 byte packet from my example to the old flows queue -

Nope, the 1500 byte packet will be sent as normal (we obviously cant
split a packet). If its the first packet (new flow), there wont be any
penalty.

> instead of delivering A 1 ack, B 1 ack, push the C 1500 byte packet to
> the old flows queue, then deliver A,B,A,B,A,B, A, A, A etc (and note
> with more flows mixing gets better) as I just proposed.

Try to change quantum, and it will just work out of the box.

Anyway, I dont think it changes anything, unless you want to use an RTC
modem ;)




  reply	other threads:[~2012-08-31  1:41 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-30 22:59 Dave Taht
2012-08-30 23:06 ` Eric Dumazet
2012-08-30 23:19   ` Dave Taht
2012-08-31  1:40     ` Eric Dumazet [this message]
2012-08-31  2:34       ` Dave Taht

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