From owner-freebsd-stable Thu Oct 17 7:46: 8 2002 Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 5063637B404 for ; Thu, 17 Oct 2002 07:46:06 -0700 (PDT) Received: from newnet.co.uk (newnet.co.uk [212.87.80.12]) by mx1.FreeBSD.org (Postfix) with ESMTP id 4D5E243E65 for ; Thu, 17 Oct 2002 07:46:02 -0700 (PDT) (envelope-from jamie@jamiesdomain.org.uk) Received: from BONG (perry-gw-nat1-eth1.router.trident-uk.co.uk [81.3.89.49]) by newnet.co.uk (8.12.3/8.12.3) with SMTP id g9HEjXtS068778; Thu, 17 Oct 2002 15:45:33 +0100 (BST) (envelope-from jamie@jamiesdomain.org.uk) Message-ID: <001501c275eb$a9328560$3264a8c0@BONG> Reply-To: "Jamie Heckford" From: "Jamie Heckford" To: "Don Bowman" , References: Subject: Re: Compaq GIGA NIC Date: Thu, 17 Oct 2002 15:44:11 +0100 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1106 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 X-Newnet-MailScanner: Found to be clean Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Last time we tried this driver (around 4.6-RELEASE) we had massive problems with the chipset occasionally incorrectly checking TCP checksums... which caused the interface to lock up. I think someone posted a workaround to disable the hardware checksum checking feature - but we only had these cards onboard in our production servers. Maybe its corrected now... who knows?? By the sounds of it you aren't having any issues :-) ----- Original Message ----- From: "Don Bowman" To: "'Jamie Heckford'" ; Sent: Thursday, October 17, 2002 3:28 PM Subject: RE: Compaq GIGA NIC > > From: Jamie Heckford [mailto:jamie@jamiesdomain.org.uk] > > > > Urgh - The broadcom chips perform terribly! > > > > We put Intel cards into the riser slots on all our compaq > > servers...... I would recommend you do the same! > > > > I'm curious why you say that. I have a large number of both > broadcom (bcm5701-based netxtreme) and intel (82544 and > 82546 based). The broadcom cards seem to perform well, we > are able to achieve ~950Mbps of UDP traffic with iperf, > and nearly the same (~890) with TCP. The interrupt rate > stays lows (it has an interrupt amalgamator). > > --don (don@sandvine.com www.sandvine.com) > -- ____________________________________________________ Message scanned for viruses and dangerous content by and believed to be clean To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message