From owner-freebsd-stable@FreeBSD.ORG Thu Jun 28 18:48:11 2012 Return-Path: Delivered-To: freebsd-stable@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 6E6C4106564A for ; Thu, 28 Jun 2012 18:48:11 +0000 (UTC) (envelope-from freebsdml@ist.tugraz.at) Received: from mailrelay.tugraz.at (mailrelay.tu-graz.ac.at [129.27.2.202]) by mx1.freebsd.org (Postfix) with ESMTP id EB3958FC16 for ; Thu, 28 Jun 2012 18:48:10 +0000 (UTC) Received: from ist.tugraz.at (proxy-music.ist.tu-graz.ac.at [129.27.202.111]) (authenticated bits=0) by mailrelay1.tugraz.at (8.14.4/8.14.4) with ESMTP id q5SIm8h5015514 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Thu, 28 Jun 2012 20:48:08 +0200 (CEST) X-DKIM: Sendmail DKIM Filter v2.8.3 mailrelay1.tugraz.at q5SIm8h5015514 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=tugraz.at; s=mailrelay; t=1340909289; i=@ist.tugraz.at; bh=l/dkLlg/r6a0wEf9e26hEUYEOi2UKONYbTEFK9sZp2g=; h=Message-ID:Date:From:MIME-Version:To:CC:Subject:References: In-Reply-To:Content-Type:Content-Transfer-Encoding; b=fy+6HcIXireGmrwvKzDGcacrCC8/ZSL+8WVdskjvV+cHg6DbBQlwGP4YHAe5rDm71 EBLp2wlHJLEmfx5PVIi6rqpkKBX7SNVI7RfGN0C1KK+lNL5UP0fadCa6mySmXI6QE4 K8z8s/X919pF8TfKLekci1RWBt1NAsFGzZE2hBAU= Received: (qmail 16683 invoked from network); 28 Jun 2012 18:48:07 -0000 Received: from unknown (HELO ?192.168.1.35?) (129.27.202.101) by ist.tugraz.at with SMTP; 28 Jun 2012 18:48:07 -0000 Message-ID: <4FECA6E7.1080303@ist.tugraz.at> Date: Thu, 28 Jun 2012 20:48:07 +0200 From: Herbert Poeckl Organization: TU Graz / IST User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.16) Gecko/20120506 Icedove/3.0.11 MIME-Version: 1.0 To: Rick Macklem References: <1914283839.2362353.1340897684902.JavaMail.root@erie.cs.uoguelph.ca> <4FECA47A.6080003@ist.tugraz.at> In-Reply-To: <4FECA47A.6080003@ist.tugraz.at> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-TUG-Backscatter-control: 5S3planrQ0lSnmWIva+Lkw X-Spam-Scanner: SpamAssassin 3.003000 X-Spam-Score-relay: 0.0 X-Scanned-By: MIMEDefang 2.70 on 129.27.10.18 Cc: freebsd-stable@FreeBSD.org Subject: Re: Need help with nfsv4 and krb5 access denied X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 28 Jun 2012 18:48:11 -0000 On 06/28/2012 08:37 PM, Herbert Poeckl wrote: > On 06/28/2012 05:34 PM, Rick Macklem wrote: >> The only other thought I had (I have no idea if this is even possible?) >> is that some sort of hardware offload in the network card is screwing >> things up. (I don't know the em hardware, but you might try disabling >> TSO etc, in case the packets are somehow getting corrupted?) >> >> Good luck with it. It would be nice to know why this is happening. >> Since the NIC is way below the NFS layer, I can't think of any reason >> why NFS would care which NIC is used. > > I did some more testing. > > What is the difference between the two cards is, that on of them (the > working one) says: > em0: Using an MSI interrupt > > The card where I get the access denied doesn't say anything like this. > > So I tried to disable msi with > hw.pci.enable_msi=0 > > .. in /boot/loader.conf and now I get access denied on both NICs. > > The card now says: > em0: No MSI/MSIX using a Legacy IRQ > > Hmm. Is there an idea of what to do next? Oh sorry! Please forget this posting. I did a crosscheck and it still is working (even with MSI disabled). Very sorry, Herbert (still searching to find a solution)