From owner-freebsd-net Mon Feb 25 2:39:41 2002 Delivered-To: freebsd-net@freebsd.org Received: from ns1.hexanet.fr (ns1.hexanet.fr [194.98.140.1]) by hub.freebsd.org (Postfix) with ESMTP id 5A0A237B400 for ; Mon, 25 Feb 2002 02:39:38 -0800 (PST) Received: from snowflake (olrick@snowflake.hexanet.fr [194.98.140.144]) by ns1.hexanet.fr (8.9.3/8.9.3) with SMTP id LAA30293 for ; Mon, 25 Feb 2002 11:39:37 +0100 (CET) (envelope-from y.grossel@hexanet.fr) Date: Mon, 25 Feb 2002 11:39:38 +0100 From: Yann GROSSEL To: freebsd-net@FreeBSD.ORG Subject: dc TX underrun message Message-Id: <20020225113938.12bf08be.y.grossel@hexanet.fr> Organization: Hexanet X-Mailer: Sylpheed version 0.7.2 (GTK+ 1.2.10; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-net@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org Hi, We have a new machine that is about to become a firewall. For now this machine is running but idle, that is, it has no services running but sshd, and no default route. The machine has been up for about 20 days, wihtout doing anything. However 3 messages has been logged : Feb 5 14:30:18 blade /kernel: dc3: TX underrun -- increasing TX threshold Feb 5 14:58:33 blade /kernel: dc3: TX underrun -- increasing TX threshold Feb 19 09:38:39 blade /kernel: dc3: TX underrun -- increasing TX threshold What do these message mean ? Is there a hardware problem ? The machine has never been tested in real use (that is, with any network traffic), so we don't know if this problem may freeze or crash the machine with heavy real traffic, and we can't afford to test that). Machine details : CPU: Pentium III/Pentium III Xeon/Celeron (699.51-MHz 686-class CPU) FreeBSD blade.hexanet.fr 4.5-PRERELEASE FreeBSD 4.5-PRERELEASE #3: Tue Feb 5 14:16:17 CET 2002 root@blade.hexanet.fr:/usr/obj/usr/src/sys/BLADE i386 src/sys/pci/if_dc.c,v 1.9.2.31 2001/12/19 18:37:34 wpaul Exp $ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message