From mboxrd@z Thu Jan 1 00:00:00 1970 From: Simon Rowe Subject: Re: megasas stops I/O when running kernel as dom0 under xen4.1/4.2 Date: Thu, 11 Aug 2011 17:27:25 +0100 Message-ID: <201108111727.26021.simon.rowe@eu.citrix.com> References: <4E43E04B.8010401@leuphana.de> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-15" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4E43E04B.8010401@leuphana.de> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: xen-devel@lists.xensource.com List-Id: xen-devel@lists.xenproject.org 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. Simon