From: "Peter V. Saveliev" <peet@altlinux.org>
To: lartc@vger.kernel.org
Subject: Re: [LARTC] shaping by packet count rather than bytes ?
Date: Sat, 06 Oct 2007 01:47:45 +0000 [thread overview]
Message-ID: <200710060547.46008.peet@altlinux.org> (raw)
In-Reply-To: <47064579.3020001@boreham.org>
В сообщении от Saturday 06 October 2007 05:16:38 David Boreham написал(а):
> David Boreham wrote:
> >> iptables: limit, hashlimit, dstlimit work on pps basis.
> >
> > <doh> ! yes, I'd thought about that stuff but somehow
> > discounted it as 'not worthy' for traffic shaping.
>
> Actually, I remember now why iptables doesn't work :
>
> All it does is drop the excess packets over the limit.
>
<skip />
Simple packet drop works for ordinary tcp congestion algorithms as a channel
overload, and tcp decreases speed. So works RED policing filters and so on.
Beside of this, iptables can _accept_ a packet :) You can try to mark and
queue the excess packets.
--
Peter V. Saveliev
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next prev parent reply other threads:[~2007-10-06 1:47 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-05 14:08 [LARTC] shaping by packet count rather than bytes ? David Boreham
2007-10-05 18:56 ` Jens Thiele
2007-10-05 23:43 ` Peter V. Saveliev
2007-10-06 1:04 ` David Boreham
2007-10-06 1:16 ` David Boreham
2007-10-06 1:47 ` Peter V. Saveliev [this message]
2007-10-06 1:52 ` David Boreham
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