From owner-freebsd-net@FreeBSD.ORG Tue May 29 00:49:47 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 9D93216A539 for ; Tue, 29 May 2007 00:49:47 +0000 (UTC) (envelope-from sgk@troutmask.apl.washington.edu) Received: from troutmask.apl.washington.edu (troutmask.apl.washington.edu [128.208.78.105]) by mx1.freebsd.org (Postfix) with ESMTP id 6AB9013C45B for ; Tue, 29 May 2007 00:49:47 +0000 (UTC) (envelope-from sgk@troutmask.apl.washington.edu) Received: from troutmask.apl.washington.edu (localhost.apl.washington.edu [127.0.0.1]) by troutmask.apl.washington.edu (8.14.1/8.13.8) with ESMTP id l4T0m2Kt090795 for ; Mon, 28 May 2007 17:48:02 -0700 (PDT) (envelope-from sgk@troutmask.apl.washington.edu) Received: (from sgk@localhost) by troutmask.apl.washington.edu (8.14.1/8.13.8/Submit) id l4T0lv5o090794 for freebsd-net@freebsd.org; Mon, 28 May 2007 17:47:57 -0700 (PDT) (envelope-from sgk) Date: Mon, 28 May 2007 17:47:57 -0700 From: Steve Kargl To: freebsd-net@freebsd.org Message-ID: <20070529004757.GA90745@troutmask.apl.washington.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.4.2.2i Subject: bge0 watchdog timeout? 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: Tue, 29 May 2007 00:49:47 -0000 No one on the freebsd-current mailing list seems to know how to avoid the following: May 28 16:39:59 node13 kernel: bge0: watchdog timeout -- resetting May 28 16:39:59 node13 kernel: bge0: link state changed to DOWN May 28 16:40:02 node13 kernel: bge0: link state changed to UP This is causing all sorts of havoc on a cluster of FreeBSD systems that is used for multi-day MPI computations. Anyone have any insight in fixing bge0 to no timeout? -- Steve