From owner-freebsd-net@FreeBSD.ORG Thu Jun 28 23:36:54 2007 Return-Path: X-Original-To: freebsd-net@freebsd.org Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 9231616A400 for ; Thu, 28 Jun 2007 23:36:54 +0000 (UTC) (envelope-from davidch@broadcom.com) Received: from MMS3.broadcom.com (mms3.broadcom.com [216.31.210.19]) by mx1.freebsd.org (Postfix) with ESMTP id 694B913C457 for ; Thu, 28 Jun 2007 23:36:54 +0000 (UTC) (envelope-from davidch@broadcom.com) Received: from [10.10.64.154] by MMS3.broadcom.com with ESMTP (Broadcom SMTP Relay (Email Firewall v6.3.1)); Thu, 28 Jun 2007 16:36:45 -0700 X-Server-Uuid: 20144BB6-FB76-4F11-80B6-E6B2900CA0D7 Received: by mail-irva-10.broadcom.com (Postfix, from userid 47) id A1F412AF; Thu, 28 Jun 2007 16:36:45 -0700 (PDT) Received: from mail-irva-8.broadcom.com (mail-irva-8 [10.10.64.221]) by mail-irva-10.broadcom.com (Postfix) with ESMTP id 8D70C2AE; Thu, 28 Jun 2007 16:36:45 -0700 (PDT) Received: from mail-irva-12.broadcom.com (mail-irva-12.broadcom.com [10.10.64.146]) by mail-irva-8.broadcom.com (MOS 3.7.5a-GA) with ESMTP id FKS04421; Thu, 28 Jun 2007 16:36:45 -0700 (PDT) Received: from NT-IRVA-0750.brcm.ad.broadcom.com ( nt-irva-0750.brcm.ad.broadcom.com [10.8.194.64]) by mail-irva-12.broadcom.com (Postfix) with ESMTP id 3483669CA5; Thu, 28 Jun 2007 16:36:45 -0700 (PDT) X-MimeOLE: Produced By Microsoft Exchange V6.5 Content-class: urn:content-classes:message MIME-Version: 1.0 Date: Thu, 28 Jun 2007 16:36:44 -0700 Message-ID: <09BFF2FA5EAB4A45B6655E151BBDD90304571430@NT-IRVA-0750.brcm.ad.broadcom.com> Thread-Topic: Problems with BCE network adapter (Dell PE2950) Thread-Index: Ace5kMf8tXReAU+tSNO0tue8ft3OFgANaqRgAAWpYmA= References: <46680DB1.9050905@tomjudge.com> <09BFF2FA5EAB4A45B6655E151BBDD9030414B1EC@NT-IRVA-0750.brcm.ad.broadcom.com> <466873FA.9030800@tomjudge.com> <09BFF2FA5EAB4A45B6655E151BBDD9030423EE13@NT-IRVA-0750.brcm.ad.broadcom.com> <46823A78.7020501@tomjudge.com> <4683C578.6070009@tomjudge.com> From: "David Christensen" To: "Tom Judge" X-WSS-ID: 6A9A99873AC16489191-01-01 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Cc: freebsd-net Subject: RE: Problems with BCE network adapter (Dell PE2950) X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 28 Jun 2007 23:36:54 -0000 > > Sorry for the top post, but I have just managed to repeat is=20 > > exact crash=20 > > twice on a new PE 1950 system. I have core files available. > >=20 > > It seems that after a couple of reboots the problem goes away. The=20 > > system actually crashed 4 times but 2 of the cores where corrupt. > >=20 > > It also seems that the system will be stable if the following=20 > > message is=20 > > not produced shortly after /etc/rc.d/netif start: > >=20 > > bce0: /usr/src/sys/dev/bce/if_bce.c(3489): Too many free=20 > > rx_bd (0xFFF9 >=20 > > 0x01FE)! > >=20 >=20 > The error indicates that too many receive buffer descriptors > were freed from the receive chain. The driver must be losing > count somewhere. The process for duplicating the error sounds > simple enough, how much data is in your NFS mounted directory? > Are you using TCP or UDP for the NFS mount? >=20 > Any idea what type of network activity is happening just after > /etc/rc.d/netif start (DHCP, NTP, anything else)? >=20 > Dave One other thing, are you using jumbo frames? What's your MTU setting? Dave