From mboxrd@z Thu Jan 1 00:00:00 1970 From: Teck Choon Giam Subject: Re: [SPAM] Re: kernel BUG at arch/x86/xen/mmu.c:1860! - ideas. Date: Wed, 6 Apr 2011 06:15:14 +0800 Message-ID: References: <20110308192950.GA4562@dumpdata.com> <20110308201002.GA5721@dumpdata.com> <1299617407852-3414620.post@n5.nabble.com> <20110309004318.GB10007@dumpdata.com> <4D77251F.8070709@leuphana.de> <20110309150023.GB6247@dumpdata.com> <4D77DC0A.9090705@leuphana.de> <4D78D5DE.4000609@leuphana.de> <20110316155220.GA15150@dumpdata.com> <4D907314.1040603@leuphana.de> <1302040916.2042.108.camel@dave> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <1302040916.2042.108.camel@dave> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Dave Hunter Cc: xen-devel@lists.xensource.com List-Id: xen-devel@lists.xenproject.org On Wed, Apr 6, 2011 at 6:01 AM, Dave Hunter wrote: > Hi guys, > > This thread has gone quiet for a while and I was wondering if a solution > had been found? > > I'm currently running the packaged version of Xen 4.0.1 in Debian > Squeeze and everything runs well, except for the random crashing when > using LVM. > > I use LVM for the disk partitions, and use live snapshots as part of our > backup routine. =A0That is, create snapshot -> mount snapshot -> rsync -> > umount snapshot -> remove snapshot. > > Cheers, > > Dave Hunter. Solution is to compile your PVOPS 2.6.32.x kernel with CONFIG_DEBUG_PAGEALL= OC=3Dy. With CONFIG_DEBUG_PAGEALLOC=3Dy, it pass my testcrash loop 10000. Thanks. Kindest regards, Giam Teck Choon