From owner-freebsd-stable@FreeBSD.ORG  Mon Aug  8 10:25:30 2005
Return-Path: <owner-freebsd-stable@FreeBSD.ORG>
X-Original-To: freebsd-stable@freebsd.org
Delivered-To: freebsd-stable@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 6440B16A41F
	for <freebsd-stable@freebsd.org>; Mon,  8 Aug 2005 10:25:30 +0000 (GMT)
	(envelope-from pertti.kosunen@pp.nic.fi)
Received: from gw02.mail.saunalahti.fi (gw02.mail.saunalahti.fi
	[195.197.172.116])
	by mx1.FreeBSD.org (Postfix) with ESMTP id F28FF43D46
	for <freebsd-stable@freebsd.org>; Mon,  8 Aug 2005 10:25:29 +0000 (GMT)
	(envelope-from pertti.kosunen@pp.nic.fi)
Received: from [62.142.71.181] (KMMLXXXI.dsl.saunalahti.fi [62.142.71.181])
	by gw02.mail.saunalahti.fi (Postfix) with ESMTP id 65A53D1193;
	Mon,  8 Aug 2005 13:25:26 +0300 (EEST)
Message-ID: <42F7331B.6000707@pp.nic.fi>
Date: Mon, 08 Aug 2005 13:25:31 +0300
From: Pertti Kosunen <pertti.kosunen@pp.nic.fi>
User-Agent: Mozilla Thunderbird 1.0.2 / FreeBSD 5.4-STABLE
X-Accept-Language: en-us, en
MIME-Version: 1.0
To: "freebsd-stable@freebsd.org" <freebsd-stable@freebsd.org>
References: <42E12A3B.8040804@pp.nic.fi> <42F62DDD.8000902@pp.nic.fi>
	<42F64856.2010506@mac.com>
In-Reply-To: <42F64856.2010506@mac.com>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
Cc: 
Subject: Re: dhclient: send_packet: No buffer space available
X-BeenThere: freebsd-stable@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Production branch of FreeBSD source code <freebsd-stable.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-stable>, 
	<mailto:freebsd-stable-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-stable>
List-Post: <mailto:freebsd-stable@freebsd.org>
List-Help: <mailto:freebsd-stable-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-stable>,
	<mailto:freebsd-stable-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Mon, 08 Aug 2005 10:25:30 -0000

Chuck Swiger wrote:

> Typically, that sort of message indicates that the firewall rules are 
> preventing traffic from going out, or packets are getting stuck in a 
> queue until it fills up, or maybe even a bug somewhere in the 
> particular combination of kernel firewall options enabled, high 
> optimization or CPUTYPE settings, and your particular hardware, 
> depending on how lucky you are. :-)
>
> Does the problem go away if you use a trivial "permit all" PF ruleset?
> Does the problem go away if you use a trivial IPFW "permit all" 
> instead of PF?
> Does the problem go away if you use a stock 5.4 release kernel?
>
> The 3Com 3c905B-TX is an OK NIC, apparently the later C revision or 
> the 918/920's are pretty decent, but anyway--
>
> ...does the problem go away if you switch to another (known good) NIC?
>
System was ok with 5.3-RELEASE & custom kernel with ipfw. PF logs all 
block rules and nothing gets to pflog on those dhclient errors. I try 
those tips you gave, thanks. Stuck in a queue sounds most likely to be 
the case.