From mboxrd@z Thu Jan  1 00:00:00 1970
From: Simon Rowe <simon.rowe@eu.citrix.com>
Subject: Re: megasas stops I/O when running kernel as dom0 under
	xen4.1/4.2
Date: Fri, 12 Aug 2011 10:23:15 +0100
Message-ID: <201108121023.15262.simon.rowe@eu.citrix.com>
References: <4E43E04B.8010401@leuphana.de> <20110811225119.GA3557@dumpdata.com>
	<4E44EE51.70802@leuphana.de>
Mime-Version: 1.0
Content-Type: text/plain; charset="iso-8859-15"
Content-Transfer-Encoding: 7bit
Return-path: <xen-devel-bounces@lists.xensource.com>
In-Reply-To: <4E44EE51.70802@leuphana.de>
List-Unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
List-Post: <mailto:xen-devel@lists.xensource.com>
List-Help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-Subscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
Sender: xen-devel-bounces@lists.xensource.com
Errors-To: xen-devel-bounces@lists.xensource.com
To: xen-devel@lists.xensource.com
Cc: Andreas Olsowski <andreas.olsowski@leuphana.de>
List-Id: xen-devel@lists.xenproject.org

On Friday 12 August 2011 10:11:45 Andreas Olsowski wrote:

>  > Can you try running without irqbalance daemon?

> Should i have one installed and running?

We run with irqbalance normally but it has no impact on this issue.

In general we've seen significant performance improvements since enabling it, 
particularly network throughput.

	Simon