From owner-freebsd-net@FreeBSD.ORG Wed Oct 18 22:31:55 2006 Return-Path: X-Original-To: freebsd-net@freebsd.org Delivered-To: freebsd-net@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 0698516A417 for ; Wed, 18 Oct 2006 22:31:55 +0000 (UTC) (envelope-from jfvogel@gmail.com) Received: from py-out-1112.google.com (py-out-1112.google.com [64.233.166.179]) by mx1.FreeBSD.org (Postfix) with ESMTP id 1CD5143D4C for ; Wed, 18 Oct 2006 22:31:54 +0000 (GMT) (envelope-from jfvogel@gmail.com) Received: by py-out-1112.google.com with SMTP id o67so551573pye for ; Wed, 18 Oct 2006 15:31:53 -0700 (PDT) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=XQ4X9IYGmQcqmoPcrXIE4bmiAfrLmqp7a4nMpUwNoeF9vLbVqTI8Jw09nPxykvzWpLoO4cloZWjqKdKC3B1lxnVR8HOJWIxEjU9wZ/Ma728d0uX+5hYAe2fkYFw4bjM6MlH84EEElg713gT0baXq9CZm8IjFGszy4spB8n+PqU0= Received: by 10.35.88.18 with SMTP id q18mr18748007pyl; Wed, 18 Oct 2006 15:31:53 -0700 (PDT) Received: by 10.35.119.1 with HTTP; Wed, 18 Oct 2006 15:31:53 -0700 (PDT) Message-ID: <2a41acea0610181531y732cd5sa7bf733cc445491c@mail.gmail.com> Date: Wed, 18 Oct 2006 15:31:53 -0700 From: "Jack Vogel" To: "Kip Macy" In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <2a41acea0610181046k822afd1qcec4187dc8514187@mail.gmail.com> Cc: freebsd-net , freebsd-stable@freebsd.org Subject: Re: em network issues 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: Wed, 18 Oct 2006 22:31:55 -0000 On 10/18/06, Kip Macy wrote: > I have a Sun T2000 that I generally run with the em driver from as of > July in order to avoid watchdog timeouts. One trivial scenario that > reproduces the problem with 100% consistency is running the ghc > configure script (a 20kloc shell script) over NFS. As the T2000 > doesn't exactly represent "typical" PC hardware it may not be the most > desirable test platform. Nonetheless, let me know if you're > interested. > Thanks for looking into this issue. > > -Kip I'm a bit confused from the way you worded this, do you have watchdogs with em, or you use em to avoid them? If you have problems when running NFS then thats a clue, is it TCP or UDP based NFS? I am interested, give me details about the setup please. I have one of the engineers in our test organization trying to repro symptoms on a system installed with BETA2, it has shared interrupts between em and usb. Any additional stuff he could run would be helpful. Thanks, Jack