From owner-freebsd-net@FreeBSD.ORG  Sun Mar 11 02:01:53 2012
Return-Path: <owner-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 460D0106566C
	for <freebsd-net@freebsd.org>; Sun, 11 Mar 2012 02:01:53 +0000 (UTC)
	(envelope-from adrian.chadd@gmail.com)
Received: from mail-pz0-f54.google.com (mail-pz0-f54.google.com
	[209.85.210.54])
	by mx1.freebsd.org (Postfix) with ESMTP id 0A4488FC08
	for <freebsd-net@freebsd.org>; Sun, 11 Mar 2012 02:01:52 +0000 (UTC)
Received: by dald2 with SMTP id d2so3691526dal.13
	for <freebsd-net@freebsd.org>; Sat, 10 Mar 2012 18:01:52 -0800 (PST)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113;
	h=mime-version:sender:in-reply-to:references:date
	:x-google-sender-auth:message-id:subject:from:to:cc:content-type;
	bh=1tY9bC3GIfDZ9E+8ljMze31gkiLZyeSinsT/PHKQJQ0=;
	b=Ftei6N+1XvaIC5t3yc8Pnnnstm4//heDbvL5JlvfCuK5HUV3Kc/iv0jf3U/qmJ0GCK
	l4z1Q/OXCgt6/sVdGFDFPNCMZmWBFVU78aqJMeJrB8SoBylUQiaBGCxmu/zPVLzhAu7Q
	x1QGfO0McyNpE2HsmePgpIuJEIuovVgOzaVXmAa8vqCCVJNIl1Ck297zExrXIwMTaX+Z
	AoLgxL0WBfFyWuty2DXgO3d997+JAdUHH1/BpyvHMTXtim1pBpuJkLrHYB9cTSP81AQV
	FJpTE2KCm3m52jJ/naUsBGfz9qu2C0+6GY+o5ol997hZgOcOQrBJfplFW/HKh67lTkCJ
	FesA==
MIME-Version: 1.0
Received: by 10.68.191.168 with SMTP id gz8mr12341910pbc.37.1331431312637;
	Sat, 10 Mar 2012 18:01:52 -0800 (PST)
Sender: adrian.chadd@gmail.com
Received: by 10.143.33.5 with HTTP; Sat, 10 Mar 2012 18:01:52 -0800 (PST)
In-Reply-To: <4F5B2E0E.10201@gmail.com>
References: <CAAAm0r3Qj+2rf8cx54bcyAXGQezcE8J=xXYPq4W-jDy75r8qew@mail.gmail.com>
	<CAAAm0r281Bs-yKbf6ZjCTGPLf0voh=T10GpBc3e-e+=10AvU9g@mail.gmail.com>
	<4F5B2E0E.10201@gmail.com>
Date: Sat, 10 Mar 2012 18:01:52 -0800
X-Google-Sender-Auth: msQaDDIhuZn36q5V5_MzQiZoUHM
Message-ID: <CAJ-Vmo=2BWQd3an3TT9-YZrLPYDoHs7ZJET360HMQijOWPavOQ@mail.gmail.com>
From: Adrian Chadd <adrian@freebsd.org>
To: Hooman Fazaeli <hoomanfazaeli@gmail.com>
Content-Type: text/plain; charset=ISO-8859-1
Cc: freebsd-net@freebsd.org, Jason Wolfe <nitroboost@gmail.com>
Subject: Re: Intel 82574L interface wedging - em7.3.2/8.2-STABLE
X-BeenThere: freebsd-net@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Networking and TCP/IP with FreeBSD <freebsd-net.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-net>,
	<mailto:freebsd-net-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-net>
List-Post: <mailto:freebsd-net@freebsd.org>
List-Help: <mailto:freebsd-net-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-net>,
	<mailto:freebsd-net-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sun, 11 Mar 2012 02:01:53 -0000

On 10 March 2012 02:33, Hooman Fazaeli <hoomanfazaeli@gmail.com> wrote:
> Dear Jason
>
> With a link_irq of 4, I still guess your problem is snd_buf filling up
> during
> a temporary link_loss (see:
> http://lists.freebsd.org/pipermail/freebsd-net/2011-November/030424.html).
>
> I use a patched version of e1000 which addresses this issue and
> works good for me but it is based on 7.2.3 and I have just tested in
> on 7.3-RELEASE.

Are you able to post the patch here?

Maybe Jack can look at what's going on and apply it to the latest
intel ethernet driver.


Adrian