From owner-freebsd-questions@FreeBSD.ORG Tue Feb 26 12:35:42 2008 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 9E3131065671 for ; Tue, 26 Feb 2008 12:35:42 +0000 (UTC) (envelope-from ltsampros@upnet.gr) Received: from mx-out-04.forthnet.gr (mx-out.forthnet.gr [193.92.150.104]) by mx1.freebsd.org (Postfix) with ESMTP id 23D2613C4EB for ; Tue, 26 Feb 2008 12:35:41 +0000 (UTC) (envelope-from ltsampros@upnet.gr) Received: from mx-av-02.forthnet.gr (mx-av.forthnet.gr [193.92.150.27]) by mx-out-04.forthnet.gr (8.13.8/8.13.8) with ESMTP id m1QBWEtc030730 for ; Tue, 26 Feb 2008 13:32:14 +0200 Received: from MX-IN-01.forthnet.gr (mx-in-01.forthnet.gr [193.92.150.23]) by mx-av-02.forthnet.gr (8.14.1/8.14.1) with ESMTP id m1QBWEve022736 for ; Tue, 26 Feb 2008 13:32:15 +0200 Received: from bifteki.lan (ppp191-177.adsl.forthnet.gr [62.1.140.177]) by MX-IN-01.forthnet.gr (8.14.2/8.14.2) with ESMTP id m1QBW7qr029417 for ; Tue, 26 Feb 2008 13:32:08 +0200 Authentication-Results: MX-IN-01.forthnet.gr smtp.mail=ltsampros@upnet.gr; spf=neutral Authentication-Results: MX-IN-01.forthnet.gr header.from=ltsampros@upnet.gr; sender-id=neutral Received: from bifteki.lan (localhost [127.0.0.1]) by bifteki.lan (8.14.2/8.14.2) with ESMTP id m1QBWWLC009347 for ; Tue, 26 Feb 2008 13:32:32 +0200 (EET) (envelope-from ltsampros@bifteki.lan) Received: (from ltsampros@localhost) by bifteki.lan (8.14.2/8.14.2/Submit) id m1QBWHu1009346 for freebsd-questions@freebsd.org; Tue, 26 Feb 2008 13:32:17 +0200 (EET) (envelope-from ltsampros) Date: Tue, 26 Feb 2008 13:32:17 +0200 From: Leonidas Tsampros To: freebsd-questions@freebsd.org Message-ID: <20080226113217.GA9278@bifteki.lan> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-7 Content-Disposition: inline User-Agent: Mutt/1.5.17 (2007-11-01) Subject: msk nic and watchdog timeouts X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 26 Feb 2008 12:35:42 -0000 Hello, I ran a machine with FreeBSD 7.0-PRERELEASE (i386) (checked out and built on 12 January). My mainboard has 2 onboard NICs, which are identified correctly: Feb 24 18:54:35 bifteki kernel: msk0: on mskc0 Feb 24 18:54:35 bifteki kernel: sk0: on skc0 Output from pciconf -lv: mskc0@pci0:2:0:0: class=0x020000 card=0x100a15bd chip=0x436211ab rev=0x19 hdr=0x00 vendor = 'Marvell Semiconductor (Was: Galileo Technology Ltd)' device = '88E8053 Marvell Yukon 88E8053 PCI-E Gigabit Ethernet Controller' class = network subclass = ethernet skc0@pci0:3:10:0: class=0x020000 card=0x100a15bd chip=0x432011ab rev=0x13 hdr=0x00 vendor = 'Marvell Semiconductor (Was: Galileo Technology Ltd)' device = 'Yukon 88E8001/8003/8010 PCI Gigabit Ethernet Controller (Copper)' class = network subclass = ethernet After random intervals of time and usage the msk0 driver fails with the followings messages: Feb 24 18:27:21 bifteki kernel: msk0: watchdog timeout Feb 24 18:27:21 bifteki kernel: msk0: link state changed to DOWN Feb 24 18:27:23 bifteki kernel: msk0: link state changed to UP Feb 24 18:28:02 bifteki kernel: msk0: watchdog timeout (missed Tx interrupts) -- recovering Feb 24 18:28:15 bifteki kernel: msk0: watchdog timeout (missed Tx interrupts) -- recovering Feb 24 18:28:20 bifteki kernel: msk0: watchdog timeout (missed Tx interrupts) -- recovering Feb 24 18:28:28 bifteki kernel: msk0: watchdog timeout (missed Tx interrupts) -- recovering and after this point the nic becomes unusable. Has anyone noticed this happening? Is there any way to help debugging this issue ? I thought of raising dev.mskc.%d.process_limit, but I don't know if that's related. Thanks,