From owner-freebsd-bugs Tue Nov 28 13:22:56 2000 Delivered-To: freebsd-bugs@freebsd.org Received: from implode.root.com (root.com [209.102.106.178]) by hub.freebsd.org (Postfix) with ESMTP id 4A5C537B400 for ; Tue, 28 Nov 2000 13:22:54 -0800 (PST) Received: from implode.root.com (localhost [127.0.0.1]) by implode.root.com (8.8.8/8.8.5) with ESMTP id NAA03947; Tue, 28 Nov 2000 13:20:22 -0800 (PST) Message-Id: <200011282120.NAA03947@implode.root.com> To: William Schmidt Cc: David , freebsd-bugs@FreeBSD.ORG Subject: Re: kern/22768: fxp get slow often! In-reply-to: Your message of "Tue, 28 Nov 2000 09:57:21 PST." <3A23F201.40B30143@htslabs.com> From: David Greenman Reply-To: dg@root.com Date: Tue, 28 Nov 2000 13:20:22 -0800 Sender: owner-freebsd-bugs@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org >No I did think Its the motherboard I have 3 systems Tyan S1598 , abit dual bp6 >and a asus 97-tx and three have problem at 4.x but run fine at 3.x. Furthermore >I forgot to add that I have tried different NIC cards Pn0 (netgear fa310tx, >kinstion kne110tx) , rl0 (sms, ark ,soho), fxp0 (intel etherexperss pro+) and >xl0(3com35-905b-tx) and all seem to have the same results. >I through It was in the MII common code but the fxp0 didn't use the code. I have >played with the mtu size. A smaller mtu size below 500 seems the help allot and >256 gives speeds of over 2MS/sec. This make me think the problem is in the >TCP/IP controls but I have not had time to go through the mountains of source >code. Actually, those particular symptoms are pointing very squarely at the switch and not the server. This is exactly what I'd expect that you would see if the switch was configured for half-duplex while the server was configured for full duplex. -DG David Greenman Co-founder, The FreeBSD Project - http://www.freebsd.org President, TeraSolutions, Inc. - http://www.terasolutions.com Pave the road of life with opportunities. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message