From owner-freebsd-mobile Tue Sep 7 21:43:36 1999 Delivered-To: freebsd-mobile@freebsd.org Received: from thoth.mch.sni.de (thoth.mch.sni.de [192.35.17.2]) by hub.freebsd.org (Postfix) with ESMTP id 12CAC14F42 for ; Tue, 7 Sep 1999 21:43:25 -0700 (PDT) (envelope-from andre.albsmeier@mchp.siemens.de) X-Envelope-Sender-Is: andre.albsmeier@mchp.siemens.de (at relayer thoth.mch.sni.de) Received: from mail2.siemens.de (mail2.siemens.de [139.25.208.14]) by thoth.mch.sni.de (8.9.3/8.9.3) with ESMTP id GAA22906 for ; Wed, 8 Sep 1999 06:42:35 +0200 (MET DST) Received: from curry.mchp.siemens.de (curry.mchp.siemens.de [139.25.42.7]) by mail2.siemens.de (8.9.3/8.9.3) with ESMTP id GAA22412 for ; Wed, 8 Sep 1999 06:42:34 +0200 (MET DST) Received: (from daemon@localhost) by curry.mchp.siemens.de (8.9.3/8.9.3) id GAA78845 for ; Wed, 8 Sep 1999 06:42:34 +0200 (CEST) Date: Wed, 8 Sep 1999 06:42:31 +0200 From: Andre Albsmeier To: Doug White Cc: Andre Albsmeier , FreeBSD-mobile@FreeBSD.ORG Subject: Re: Recommendation for a GOOD 100 MBit Ethernet card wanted Message-ID: <19990908064231.A1059@internal> References: <19990905192333.A34635@internal> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 1.0pre2i In-Reply-To: Sender: owner-freebsd-mobile@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org On Tue, 07-Sep-1999 at 15:36:03 -0700, Doug White wrote: > On Sun, 5 Sep 1999, Andre Albsmeier wrote: > > > I am looking for a 100MBit Ethernet card for use with 3.2-STABLE which > > does perform better than the "Intel EtherExpress(TM) PRO/100 PC C". > > Currently, I am using this one with the xe driver, but performance is > > rather bad (about 1.2 MBytes/sec). According to if_xe.c, this is due > > to the way the card is handled by the driver: > > > > * Note that the crappy PIO used to get packets on and off the card means that > > * you will spend a lot of time in this routine -- I can get my P150 to spend > > * 90% of its time servicing interrupts if I really hammer the network. Could > > * fix this, but then you'd start dropping/losing packets. The moral of this > > * story? If you want good network performance _and_ some cycles left over to > > * get your work done, don't buy a Xircom card. Or convince them to tell me > > * how to do memory-mapped I/O :) > > ISA or PCI? PCMCIA :-) Sorry, I thought, this would have been clear since the post went to -mobile :-). -Andre To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-mobile" in the body of the message