From owner-freebsd-xen@FreeBSD.ORG  Thu Mar  7 12:35:24 2013
Return-Path: <owner-freebsd-xen@FreeBSD.ORG>
Delivered-To: freebsd-xen@freebsd.org
Received: from mx1.freebsd.org (mx1.FreeBSD.org [8.8.178.115])
 by hub.freebsd.org (Postfix) with ESMTP id B31C9F57;
 Thu,  7 Mar 2013 12:35:24 +0000 (UTC) (envelope-from feld@feld.me)
Received: from feld.me (unknown [IPv6:2607:f4e0:100:300::2])
 by mx1.freebsd.org (Postfix) with ESMTP id 10302787;
 Thu,  7 Mar 2013 12:35:22 +0000 (UTC)
DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=feld.me;
 s=blargle; 
 h=In-Reply-To:Message-Id:From:Mime-Version:Date:References:Subject:Cc:To:Content-Type;
 bh=Fl8Q4h+zxZ1ejCq1nI7Jbp4bUas6JzJ/aUAN3JhIk5Y=; 
 b=ZNq7mdwG1AdlggdS1aSWHwp82q6HiwT7R+rar06diXx2kz1Se63Wu2oxfRWc/6FaBSfXgcil6jrmhyjgtXUeBX2I/YtNWqYvvWOJePzIE8uUWRYf6SCawLbQEF0xHu9B;
Received: from localhost ([127.0.0.1] helo=mwi1.coffeenet.org)
 by feld.me with esmtp (Exim 4.80.1 (FreeBSD))
 (envelope-from <feld@feld.me>)
 id 1UDa2b-0000La-1l; Thu, 07 Mar 2013 06:35:21 -0600
Received: from feld@feld.me by mwi1.coffeenet.org (Archiveopteryx 3.1.4)
 with esmtpsa id 1362659710-61118-61116/5/3; Thu, 7 Mar 2013 12:35:10
 +0000
Content-Type: text/plain; format=flowed; delsp=yes
To: Jay West <jwest@ezwind.net>, Colin Percival <cperciva@freebsd.org>
Subject: Re: misc. questions
References: <000901ce1aa7$90704320$b150c960$@ezwind.net>
 <5137C5E6.2070802@freebsd.org>
Date: Thu, 7 Mar 2013 06:35:10 -0600
Mime-Version: 1.0
From: Mark Felder <feld@feld.me>
Message-Id: <op.wtks8wgc34t2sn@tech304.office.supranet.net>
In-Reply-To: <5137C5E6.2070802@freebsd.org>
User-Agent: Opera Mail/12.14 (FreeBSD)
X-SA-Report: ALL_TRUSTED=-1, KHOP_THREADED=-0.5
X-SA-Score: -1.5
Cc: freebsd-xen@freebsd.org
X-BeenThere: freebsd-xen@freebsd.org
X-Mailman-Version: 2.1.14
Precedence: list
List-Id: Discussion of the freebsd port to xen - implementation and usage
 <freebsd-xen.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-xen>,
 <mailto:freebsd-xen-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-xen>
List-Post: <mailto:freebsd-xen@freebsd.org>
List-Help: <mailto:freebsd-xen-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-xen>,
 <mailto:freebsd-xen-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 07 Mar 2013 12:35:24 -0000

On Wed, 06 Mar 2013 16:40:38 -0600, Colin Percival <cperciva@freebsd.org>  
wrote:

> You'll want to turn off tso, since it produces long mbuf chains which  
> most
> xn netbacks choke on.  (I have a very ugly workaround patch for this  
> which I
> use on EC2, but simply turning off tso is enough unless you need Gbps+  
> speeds).

Can you link me to this patch? I have an environment that might warrant  
using it for now.


Thanks!