From owner-freebsd-hackers Wed Apr 23 14:32:03 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.5/8.8.5) id OAA24652 for hackers-outgoing; Wed, 23 Apr 1997 14:32:03 -0700 (PDT) Received: from nic.follonett.no (nic.follonett.no [194.198.43.10]) by hub.freebsd.org (8.8.5/8.8.5) with ESMTP id OAA24635 for ; Wed, 23 Apr 1997 14:31:58 -0700 (PDT) Received: (from eivind@localhost) by nic.follonett.no (8.8.5/8.8.3) id XAA07460; Wed, 23 Apr 1997 23:30:03 +0200 (MET DST) From: Eivind Eklund Message-Id: <199704232130.XAA07460@nic.follonett.no> Subject: Re: Possible networking bug in 2.2.1-Release To: wollman@khavrinen.lcs.mit.edu (Garrett Wollman) Date: Wed, 23 Apr 1997 23:30:02 +0200 (MET DST) Cc: hackers@freebsd.org In-Reply-To: <199704231416.KAA17910@khavrinen.lcs.mit.edu> from Garrett Wollman at "Apr 23, 97 10:16:10 am" X-Mailer: ELM [version 2.4ME+ PL22 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-hackers@freebsd.org X-Loop: FreeBSD.org Precedence: bulk > There are three things wrong with this code: > > 1) It has a slow divide. > 2) Fragments are a case to worry about on the slow path. > 3) It knows far too much about the drop-tail queueing strategy. > > (3) really bites, and when I implemented RED last year I tossed it > completely. Unfortunately, my RED work has not made it into the main > line of FreeBSD yet. I hope it will, some day, but it may take a > while before I have an environment where I can test it again. Probably a question I should know the answer to, but I'll ask it anyway: What is RED? Eivind