From owner-freebsd-hardware Mon Jun 1 07:07:19 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id HAA11073 for freebsd-hardware-outgoing; Mon, 1 Jun 1998 07:07:19 -0700 (PDT) (envelope-from owner-freebsd-hardware@FreeBSD.ORG) Received: from russian-caravan.cloud9.net (russian-caravan.cloud9.net [168.100.1.4]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id HAA11044 for ; Mon, 1 Jun 1998 07:07:14 -0700 (PDT) (envelope-from scottd@cloud9.net) Received: from earl-grey.cloud9.net (b9DUdK4pCscPjqbz0mqWSZ6rcVl0tqjw@earl-grey.cloud9.net [168.100.1.1]) by russian-caravan.cloud9.net (8.8.8/8.8.8) with SMTP id KAA01170; Mon, 1 Jun 1998 10:07:10 -0400 (EDT) Date: Mon, 1 Jun 1998 10:07:09 -0400 (EDT) From: Scott Drassinower To: David Greenman cc: freebsd-hardware@FreeBSD.ORG Subject: Re: Intel EtherExpress 100+ problems In-Reply-To: <199806010510.WAA09519@implode.root.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-hardware@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org So the problem that I'm having with NFS will likely occur with a 3Com or SMC card as well? There is no workaround at all for this, just deal with messed up nfs or run at 10 megabits? -- Scott M. Drassinower scottd@cloud9.net Cloud 9 Consulting, Inc. White Plains, NY +1 914 696-4000 http://www.cloud9.net On Sun, 31 May 1998, David Greenman wrote: > >I've been having some problems with an Intel EtherExpress 100+ card (which > >2.2.6-RELEASE is seeing as a 100B card, fwiw) running in 100 megabit mode, > >full duplex, to a Cisco Catalyst 2900XL. Running tail or grep on a large > >(>10mb) file via NFS from another 2.2.6 machine (with an Intel 100+ too) > >will simply freeze the tail or grep process, and it won't die. ps shows > >the process in disk wait, even though other operations on the mount will > >be fine. > > > >When I replace the Cisco with a 10 megabit hub, the cards drop to 10 > >megabit and half duplex, and there are no nfs problems. > > > >Cisco said they had some internal docs talking about problems with the > >Intel 100B cards running 100 megabit, full duplex, that were cleared up > >with the 100+ cards. Intel was completely useless. > > > >I'm wondering if there is perhaps a problem with the fxp driver in 2.2.6, > >or some weird issue with the Cisco. I don't have another 100 megabit > >switch laying around, and I really wouldn't want to have to switch from > >the Intel cards not knowing what the problem is. All that Cisco could > >suggest was different cards or a sniffer to look for more clues. > > > >Any ideas? This seems pretty weird. > > There are no known bugs in the fxp driver, but there are plenty of NFS > bugs, some of which show up as link speed sensitive race conditions. > > -DG > > David Greenman > Co-founder/Principal Architect, The FreeBSD Project > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-hardware" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hardware" in the body of the message