From mboxrd@z Thu Jan 1 00:00:00 1970 From: bert hubert Date: Thu, 06 Dec 2001 16:23:50 +0000 Subject: Re: [LARTC] SFQ + RED Message-Id: List-Id: References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: lartc@vger.kernel.org On Tue, Dec 04, 2001 at 01:27:02PM -0500, Michael T. Babcock wrote: > > The random variation in demand from other flows will have the effect > > of jittering the maximum length of your subqueue, which is pretty > > similar to what you experience with RED, isn't it? > > Not quite, no. The dropping of packets is based on actual calculations in > RED that aren't available in SFQ. SFQ drops _all_ the packets off the end > and doesn't start doing so before congestion happens -- RED is designed to > drop packets before getting overly congested so that the stream speeds stay > steady and don't try to climb above what's available. GRED might be what you want, if you can get anybody to explain you how it works. I don't get it yet. Regards, bert -- http://www.PowerDNS.com Versatile DNS Software & Services Trilab The Technology People Netherlabs BV / Rent-a-Nerd.nl - Nerd Available - 'SYN! .. SYN|ACK! .. ACK!' - the mating call of the internet _______________________________________________ LARTC mailing list / LARTC@mailman.ds9a.nl http://mailman.ds9a.nl/mailman/listinfo/lartc HOWTO: http://ds9a.nl/2.4Routing/