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From: Eric Dumazet <eric.dumazet@gmail.com>
To: Jesper Dangaard Brouer <brouer@redhat.com>
Cc: "Toke Høiland-Jørgensen" <toke@toke.dk>,
	"Mike Frysinger" <vapier@gentoo.org>,
	"Jiri Pirko" <jpirko@redhat.com>,
	netdev@vger.kernel.org, "Jiri Benc" <jbenc@redhat.com>,
	"Patrick McHardy" <kaber@trash.net>,
	"Steven Barth" <cyrus@openwrt.org>,
	bloat@lists.bufferbloat.net, "David Miller" <davem@redhat.com>,
	"Jussi Kivilinna" <jussi.kivilinna@mbnet.fi>,
	"Felix Fietkau" <nbd@nbd.name>, "Michal Soltys" <soltys@ziu.info>
Subject: Re: [Bloat] Bad shaping at low rates, after commit 56b765b79 (htb: improved accuracy at high rates)
Date: Tue, 04 Jun 2013 09:02:07 -0700	[thread overview]
Message-ID: <1370361727.24311.215.camel@edumazet-glaptop> (raw)
In-Reply-To: <1370361306.24311.214.camel@edumazet-glaptop>

On Tue, 2013-06-04 at 08:55 -0700, Eric Dumazet wrote:
> On Tue, 2013-06-04 at 08:18 -0700, Eric Dumazet wrote:
> 
> > I have a good idea of what's going on for htb at low rates, I am testing
> > a fix, thanks for the report !
> > 
> 
> Yes, we need to convert whole thing to use ns units, instead
> of a mix of 64ns and 1ns units.
> 
> Please test the following patch :

Oh well, it works only on 64bit arches.

I'll send a more complete patch, but thats the idea



  reply	other threads:[~2013-06-04 16:02 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-05-29 13:13 [Bloat] tc linklayer ADSL calc broken " Jesper Dangaard Brouer
2013-05-29 15:52 ` Eric Dumazet
2013-05-29 22:50   ` Stephen Hemminger
2013-05-29 23:18     ` Eric Dumazet
2013-05-30  9:15       ` Jesper Dangaard Brouer
2013-05-30  9:52         ` Steinar H. Gunderson
2013-05-30  0:34     ` Dave Taht
2013-05-30  8:09     ` Jesper Dangaard Brouer
2013-05-30  7:51   ` Jesper Dangaard Brouer
2013-05-30 14:39     ` Eric Dumazet
2013-05-30 15:55       ` Jesper Dangaard Brouer
2013-06-02 21:15 ` Eric Dumazet
2013-06-04 12:13 ` [Bloat] Bad shaping at low rates, " Jesper Dangaard Brouer
2013-06-04 15:18   ` Eric Dumazet
2013-06-04 15:55     ` Eric Dumazet
2013-06-04 16:02       ` Eric Dumazet [this message]
2013-06-04 17:11         ` [Bloat] [PATCH] net_sched: htb: do not mix 1ns and 64ns time units Eric Dumazet
2013-06-04 20:21           ` Jesper Dangaard Brouer
2013-06-04 20:26             ` Dave Taht
2013-06-04 21:02               ` Eric Dumazet
2013-06-04 20:50             ` Eric Dumazet
2013-06-05  0:44           ` David Miller
2013-06-06 13:55 ` [Bloat] RFC: Proposed fix for tc linklayer calc broken after commit 56b765b79 (htb: improved accuracy at high rates) Jesper Dangaard Brouer
2013-06-06 14:28   ` Eric Dumazet

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