Date: Mon, 26 Jul 1999 13:53:00 -0500 (CDT) From: Mohit Aron <aron@cs.rice.edu> To: luigi@labinfo.iet.unipi.it (Luigi Rizzo) Cc: freebsd-net@freebsd.org, druschel@cs.rice.edu Subject: Re: FreeBSD tuning for webserver performance Message-ID: <199907261853.NAA28030@cs.rice.edu> In-Reply-To: <199907261504.RAA00474@labinfo.iet.unipi.it> from "Luigi Rizzo" at Jul 26, 99 05:04:00 pm
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> > usually backbone routers have (or try, or ought to) some active > queue management techniques such as RED or fair queueing variants > so that per-flow queues are kept short. Try to flood-ping some site > behind a bottleneck while you run a regular ping to the same site > with a separate connection, and you'll see that in many cases the > delay does not increase a lot -- you can even compute the queue > size with this technique using different packet sizes. > Very interesting. I thought that the deployment of intelligent techniques like RED and fair queuing was still rather thin in Internet routers. My impression was that most still do the naive FIFO queuing. - Mohit To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message
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