From owner-freebsd-net@FreeBSD.ORG Thu Mar 1 08:27:24 2012 Return-Path: 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 07178106566C for ; Thu, 1 Mar 2012 08:27:24 +0000 (UTC) (envelope-from pyunyh@gmail.com) Received: from mail-pw0-f54.google.com (mail-pw0-f54.google.com [209.85.160.54]) by mx1.freebsd.org (Postfix) with ESMTP id C0D248FC12 for ; Thu, 1 Mar 2012 08:27:23 +0000 (UTC) Received: by pbcwy7 with SMTP id wy7so644335pbc.13 for ; Thu, 01 Mar 2012 00:27:23 -0800 (PST) Received-SPF: pass (google.com: domain of pyunyh@gmail.com designates 10.68.226.41 as permitted sender) client-ip=10.68.226.41; Authentication-Results: mr.google.com; spf=pass (google.com: domain of pyunyh@gmail.com designates 10.68.226.41 as permitted sender) smtp.mail=pyunyh@gmail.com; dkim=pass header.i=pyunyh@gmail.com Received: from mr.google.com ([10.68.226.41]) by 10.68.226.41 with SMTP id rp9mr16157595pbc.162.1330590443626 (num_hops = 1); Thu, 01 Mar 2012 00:27:23 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=from:date:to:cc:subject:message-id:reply-to:references:mime-version :content-type:content-disposition:in-reply-to:user-agent; bh=JGUcSk7ZgPI8la9DEMJkwg36BGG08iczxSRZ5CHhc2k=; b=p4XrsrPUuYRAN19BYcwjuTzU6D1/Ck8F/kvykgE4wON/EwBjBDzOVGpWjRcnQYJPAp OqR2chtXZu4uteMCRPRnbKIMqxSct8L5EgIZ01sE8utIzRdzvr/SsnkxfoYYqfKOnPJO /RGZ+4CQV7RJzAIu+6IrGXcU5c//ocITAfsgk= Received: by 10.68.226.41 with SMTP id rp9mr13360680pbc.162.1330590443503; Thu, 01 Mar 2012 00:27:23 -0800 (PST) Received: from pyunyh@gmail.com ([114.111.62.249]) by mx.google.com with ESMTPS id e6sm1470957pbr.74.2012.03.01.00.27.20 (version=TLSv1/SSLv3 cipher=OTHER); Thu, 01 Mar 2012 00:27:22 -0800 (PST) Received: by pyunyh@gmail.com (sSMTP sendmail emulation); Thu, 01 Mar 2012 17:27:19 -0800 From: YongHyeon PYUN Date: Thu, 1 Mar 2012 17:27:19 -0800 To: Kim Culhan Message-ID: <20120302012719.GB1685@michelle.cdnetworks.com> References: <20120220235648.GA3537@michelle.cdnetworks.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.3i Cc: freebsd-net@freebsd.org Subject: Re: msk0: watchdog timeout interface hang X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: pyunyh@gmail.com List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 01 Mar 2012 08:27:24 -0000 On Tue, Feb 28, 2012 at 06:08:24PM -0500, Kim Culhan wrote: > On Mon, Feb 20, 2012 at 6:56 PM, YongHyeon PYUN wrote: > > On Thu, Jan 26, 2012 at 05:46:23AM -0500, Kim Culhan wrote: > >> On Wed, Jan 25, 2012 at 3:26 PM, Kim Culhan wrote: > >> > Running 10-curent from 01-20-12 > >> > the msk0 interface hung, on the console: > >> > > >> > msk0: watchdog timeout > >> > msk0: prefetch unit stuck? > >> > msk0: initialization failed: no memory for Rx buffers > >> > > >> > Verbose boot dmesg output attached. > >> > >> This additional datapoint found, at boot after the last line in the > >> verbose dmesg > >> this line was logged to messages: > >> > >> Jan 25 15:21:19 foo kernel: interrupt storm detected on "irq257:"; > >> throttling interrupt source > > > > How about disabling MSI?(hw.msk.msi_disable loader tunable) > > Running HEAD from 2-27-12, tested with MSI disabled and > did not see any problems, this with a network traffic volume comparible to > that when I had the original problem, which was running -current > from 01-20-12. > > Then re-enabled MSI and using svn, loaded /usr/src for HEAD > and did not see any problems there either. > > This traffic volume was also comparible to the earlier time when > the problem occurred, ?running -current from 1-20-12. > > It appears the problem may have been solved. > Hmm, there was no msk(4) code change during the time window. Probably the issue came from somewhere else. > thanks > -kim