From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konrad Rzeszutek Wilk Subject: Re: megasas stops I/O when running kernel as dom0 under xen4.1/4.2 Date: Thu, 11 Aug 2011 18:51:19 -0400 Message-ID: <20110811225119.GA3557@dumpdata.com> References: <4E43E04B.8010401@leuphana.de> <201108111727.26021.simon.rowe@eu.citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <201108111727.26021.simon.rowe@eu.citrix.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Simon Rowe Cc: xen-devel@lists.xensource.com List-Id: xen-devel@lists.xenproject.org On Thu, Aug 11, 2011 at 05:27:25PM +0100, Simon Rowe wrote: > On Thursday 11 August 2011 14:59:39 Andreas Olsowski wrote: > > > as one of the people using Dell Servers i am aware that the LSI megaraid > > drivers are quite old in the current 2.6.32 pvops tree, > > but it seems that, once again, i have run into problems that are more > > rare than the usual "cant find disk" issues. (Of which i had none, ever) > > > > > > The situation: > > -------------- > > I have 2 dom0 kernels, 2.6.32.44 and 3.0.1 that work fine when booted > > bare-metal. I can run stress -m 40 -d 4 -i 1 for hours on end without > > any error occuring. > > The 2.6.32.44 kernels use version 00.00.05.30 megasas modules. > > I've had reports of something similar with a Dell R710 and MegaRAID SAS > controller. We're using version 00.00.05.33 of megaraid_sas on a classic Xen > 2.6.32 kernel. With the same version of hypervisor? Andreas, Can you try running without irqbalance daemon? > > Simon > > _______________________________________________ > Xen-devel mailing list > Xen-devel@lists.xensource.com > http://lists.xensource.com/xen-devel