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From: Jesper Dangaard Brouer <jdb@comx.dk>
To: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Thomas Graf <tgraf@suug.ch>, bloat <bloat@lists.bufferbloat.net>
Subject: Re: [Bloat] Notes about hacking on AQMs
Date: Wed, 08 Jun 2011 11:27:51 -0400	[thread overview]
Message-ID: <1307546871.20906.223.camel@probook> (raw)
In-Reply-To: <1307545032.3057.45.camel@edumazet-laptop>

On Wed, 2011-06-08 at 16:57 +0200, Eric Dumazet wrote:

> Just add to your HTB some RED qdisc ? You have a framework to build
> whatever is needed. Dont try to use a "single magic thing that will
> solve all my problems". This reminds me the ESFQ attempt : Patrick
> prefered to plug an external classifier in SFQ, instead of adding
> specialized code in each possible Qdisc.

While this is a good coding approach, the end result is that nobody is
using this stuff, because "tc" is so difficult to use, and its error
feedback is so lousy that you will never figure out your small syntax
errors.

I wonder if Thomas Graf ever finished/release his alternative to tc?

[...]
> I like the time being the feedback instead of queue length (hard to
> tune, especially if bandwidth is unknown)

I love the idea of using the delay time as parameter/feedback :-)


-- 
Best regards,
  Jesper Dangaard Brouer
  ComX Networks A/S
  Linux Network Kernel Developer
  Cand. Scient Datalog / MSc.CS
  Author of http://adsl-optimizer.dk
  LinkedIn: http://www.linkedin.com/in/brouer


  parent reply	other threads:[~2011-06-08 15:08 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-06-08 12:12 Dave Taht
2011-06-08 12:56 ` Eric Dumazet
2011-06-08 13:32   ` Dave Taht
2011-06-08 14:04     ` Dave Taht
2011-06-08 14:57       ` Eric Dumazet
2011-06-08 15:20         ` Dave Taht
2011-06-08 15:21           ` Dave Taht
2011-06-23 22:38           ` Juliusz Chroboczek
2011-06-23 22:47             ` Dave Taht
2011-06-08 15:27         ` Jesper Dangaard Brouer [this message]
2011-06-08 15:45           ` Eric Dumazet
2011-06-08 15:51             ` Dave Taht
2011-06-08 16:41               ` Eric Dumazet
2011-06-08 16:52                 ` Dave Taht
2011-06-08 17:50                   ` Stephen Hemminger
2011-06-08 23:06           ` Thomas Graf
2011-06-09 17:18             ` Jesper Dangaard Brouer
2011-06-09 16:04   ` Jesper Dangaard Brouer
2011-06-09 16:14     ` Eric Dumazet
2011-06-09 17:20       ` Jesper Dangaard Brouer

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