From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: kvm-45 problems Date: Tue, 09 Oct 2007 11:57:38 +0200 Message-ID: <470B5092.2000105@qumranet.com> References: <47065A1A.9070607@bppiac.hu><10EA09EFD8728347A513008B6B0DA77A014E8AFF@pdsmsx411.ccr.corp.intel.com> <470B2381.7080302@bppiac.hu> <10EA09EFD8728347A513008B6B0DA77A02125F53@pdsmsx411.ccr.corp.intel.com> <470B4ED5.4060607@qumranet.com> <470B4F6B.6030900@bppiac.hu> <470B4FCF.9070703@qumranet.com> <470B506B.8090905@bppiac.hu> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1990199973==" Cc: kvm-devel To: Farkas Levente Return-path: In-Reply-To: <470B506B.8090905-lWVWdrzSO4GHXe+LvDLADg@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: kvm.vger.kernel.org --===============1990199973== Content-Type: text/plain; charset=GB2312 Content-Transfer-Encoding: 7bit Farkas Levente wrote: > Avi Kivity wrote: > >> Farkas Levente wrote: >> >>> Avi Kivity wrote: >>> >>> >>>> Zhao, Yunfeng wrote: >>>> >>>> >>>>> We run some booting multiple guest tests in our nightly testing. >>>>> Like booting two UP windows guests, booting one UP linux guest and one UP windows guest, and booting 4 UP linux guests. >>>>> The first two cases have no problem in our testing. >>>>> And booting 4 UP linux guests may crash host, but this problem doesn't happen very time. If the problem didn't happen, linux guest can be log in without any problem. >>>>> >>>>> For smp guest, we meet a problem that booting linux guest with 4 vcpus causes soft lock error on host. Once this error happened, qemu process also could not be killed. >>>>> >>>>> Our linux guests are using 2.6.9, 2.6.16, and 2.6.23 kernels. >>>>> >>>>> >>>>> >>>>> >>>> This may be due to NMIs or MCEs. Is it possible your machine is >>>> receiving them? >>>> >>>> >>> what does it mean? >>> >>> >> Non-maskable interrupts and machine check exceptions. >> > > is it something which i can trigger (as as user of kvm)? > > It's something that happens as part of the ordinary workload of the machine. I suspect that kvm doesn't handle it correctly. -- error compiling committee.c: too many arguments to function --===============1990199973== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline ------------------------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Still grepping through log files to find problems? Stop. Now Search log events and configuration files using AJAX and a browser. Download your FREE copy of Splunk now >> http://get.splunk.com/ --===============1990199973== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ kvm-devel mailing list kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org https://lists.sourceforge.net/lists/listinfo/kvm-devel --===============1990199973==--