From: Eric Dumazet <eric.dumazet@gmail.com>
To: Jim Gettys <jg@freedesktop.org>
Cc: Eric Dumazet <edumazet@google.com>,
codel@lists.bufferbloat.net,
Dave Taht <dave.taht@bufferbloat.net>
Subject: Re: [Codel] [PATCH 1/2] codel: Controlled Delay AQM
Date: Mon, 07 May 2012 21:16:51 +0200 [thread overview]
Message-ID: <1336418211.3752.2353.camel@edumazet-glaptop> (raw)
In-Reply-To: <4FA8197C.4090909@freedesktop.org>
On Mon, 2012-05-07 at 14:50 -0400, Jim Gettys wrote:
> You want to turn it on in CeroWrt: sure. Expert audience, who may be
> able to notice when things go sour, fine....
>
> Neither you, nor I are expert at the current state of ECN in the global
> Internet: but Steve Bauer is. We can have that conversation with him
> shortly.
>
> So for now "First, do no harm" should be our mantra....
>
> So the upstream patch default state should be off. We don't want to mix
> "codel doesn't work" with "ecn is busted someplace", as it gets its trials.
>
ecn is negociated by peers, not a qdisc.
ecn at qdisc level is only marking an already enabled ECN packet.
Since most packets are not ECN enabled, they are dropped instead.
If you read my ECN addition to Codel, you can see its disabled by
default already. Its a toy for early adopters.
next prev parent reply other threads:[~2012-05-07 19:16 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-05 19:32 Dave Taht
2012-05-05 19:32 ` [Codel] [PATCH 2/2] codel: RED is dead Dave Taht
2012-05-05 19:47 ` [Codel] [PATCH 1/2] codel: Controlled Delay AQM Dave Taht
2012-05-05 20:05 ` Eric Dumazet
2012-05-07 16:43 ` Rick Jones
2012-05-07 17:10 ` Eric Dumazet
2012-05-07 17:18 ` Dave Taht
2012-05-07 17:27 ` Rick Jones
2012-05-07 17:34 ` Eric Dumazet
2012-05-07 17:52 ` Dave Taht
2012-05-07 18:01 ` Eric Dumazet
2012-05-07 18:09 ` Eric Dumazet
2012-05-07 18:15 ` Eric Dumazet
2012-05-07 18:32 ` Jim Gettys
2012-05-07 18:44 ` Dave Taht
2012-05-07 18:50 ` Jim Gettys
2012-05-07 19:16 ` Eric Dumazet [this message]
2012-05-07 19:36 ` Jim Gettys
2012-05-07 20:03 ` Eric Dumazet
2012-05-07 20:55 ` dave taht
2012-05-08 1:15 ` Jim Gettys
2012-05-08 1:20 ` Andrew McGregor
2012-05-08 1:45 ` Jim Gettys
2012-05-08 2:16 ` Rick Jones
2012-05-08 3:14 ` Jim Gettys
2012-05-08 3:32 ` Rick Jones
2012-05-08 3:40 ` Kathleen Nichols
2012-05-08 4:14 ` Jim Gettys
2012-05-08 5:10 ` Eric Dumazet
2012-05-08 10:25 ` Jim Gettys
2012-05-08 13:57 ` Kathleen Nichols
2012-05-08 14:04 ` Jim Gettys
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