From owner-freebsd-questions@FreeBSD.ORG  Mon Feb 25 21:23:40 2008
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id C1B5316A400;
	Mon, 25 Feb 2008 21:23:40 +0000 (UTC)
	(envelope-from kris@FreeBSD.org)
Received: from weak.local (freefall.freebsd.org [IPv6:2001:4f8:fff6::28])
	by mx1.freebsd.org (Postfix) with ESMTP id 4F82F13C45D;
	Mon, 25 Feb 2008 21:23:36 +0000 (UTC)
	(envelope-from kris@FreeBSD.org)
Message-ID: <47C331D7.6040001@FreeBSD.org>
Date: Mon, 25 Feb 2008 22:23:35 +0100
From: Kris Kennaway <kris@FreeBSD.org>
User-Agent: Thunderbird 2.0.0.9 (Macintosh/20071031)
MIME-Version: 1.0
To: Chris <chrcoluk@gmail.com>
References: <20080225133347.GA2446@asgard.home> <47C32274.2060706@FreeBSD.org>
	<3aaaa3a0802251250y248da081h4049d43f75ee2ee9@mail.gmail.com>
In-Reply-To: <3aaaa3a0802251250y248da081h4049d43f75ee2ee9@mail.gmail.com>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
Cc: "freebsd-performance@freebsd.org" <freebsd-performance@freebsd.org>,
	Oliver Herold <oliver@akephalos.de>, freebsd-questions@freebsd.org
Subject: Re: FreeBSD bind performance in FreeBSD 7
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Mon, 25 Feb 2008 21:23:40 -0000

Chris wrote:
>> * 7.0 with ULE has a bug on this workload (actually to do with workloads
>> involving high interrupt rates).  It is fixed in 8.0.
> 
> Kris can you say anything more about interrupt workload bugs on ULE?
> On all my 7.0 servers I now am using ULE even on the UP ones as it was
> said there is slight improvements for UP also but all the machines can
> get intterupts intensive, lots of high speed transfers using nic
> interrupts.  In this scenario am I better of using 4BSD?

I can't say for sure, you would have to do measurements of your 
throughput.  It probably won't matter on UP though.

Kris