From owner-freebsd-hackers Tue Feb 17 00:30:19 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id AAA04931 for freebsd-hackers-outgoing; Tue, 17 Feb 1998 00:30:19 -0800 (PST) (envelope-from owner-freebsd-hackers@FreeBSD.ORG) Received: from isvara.net (root@[130.88.148.77]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id AAA04896 for ; Tue, 17 Feb 1998 00:30:14 -0800 (PST) (envelope-from freebsd@challenge.isvara.net) Received: from challenge.isvara.net ([130.88.66.5]) by isvara.net (8.8.7/8.8.7) with ESMTP id IAA04086 for ; Tue, 17 Feb 1998 08:29:50 GMT Message-ID: <34E94A7C.A961DB0A@challenge.isvara.net> Date: Tue, 17 Feb 1998 08:29:48 +0000 From: freebsd@isvara.net X-Mailer: Mozilla 4.04 [en] (Win95; I) MIME-Version: 1.0 To: FreeBSD Hackers Subject: Re: Networking Oddity, 16k/sec over 10B2, long pauses. References: Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG Yo Brandon, Brandon Gillespie wrote: > We have a 10B2 network. It was getting a little large, so we installed an > Asante 10B2 hub. Before the hub installed I could get great transfer > rates. Now, I get 16k/sec transfer rates (via ftp). When I turn on > hashing in ftp I see it download a chunk, then wait, then download a > chunk, then wait. The waits are usually a second long. I am also seeing > a collision light on the hub. I'm wondering if this pause is FreeBSD > collecting its marbles after a collision; and what could possibly be > causing the collision in the first place. *Nothing* was changed on the > network (or nodes on the network) other than installing the hub and > splitting into segments. Also, this problem only appears with FreeBSD > boxes--ftping from a powermac over the hub to a Digial Unix box gets > decent transfer rates. I just thought it could be that FreeBSD sets the NIC in full-duplex mode, which would cause it to exhibit these problems. Only 10b2 doesn't support full-duplex anyway! Silly me! Dan _____________________________________ Daniel J Blueman BSc Computation, UMIST, Manchester Email: blue@challenge.isvara.net Web: http://www.challenge.isvara.net/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message