From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michal Novotny Subject: Re: Re: Xen-unstable save error Date: Tue, 22 Jun 2010 07:38:48 +0200 Message-ID: <4C204C68.1080803@redhat.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: 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 06/21/2010 07:57 PM, Keir Fraser wrote: > On 21/06/2010 15:50, "Michal Novotny" wrote: > > >> Well, I see what's going on now but I had to turn on the debug flag now. >> According to the code, this is what's being hit per almost each page and >> MFN: >> >> ... >> if ( pfn_type[j] == XEN_DOMCTL_PFINFO_XTAB ) >> { >> printf("type fail: page %i mfn %08lx\n", j, gmfn); >> continue; >> } >> ... >> >> Xend.log is having many occurences of type failures: >> > Hm, well I just saved/restored a 750MB PV guest and a 750MB HVM guest okay > with xen-unstable tip. However I think the above type-checking code may only > have been introduced for HVM guests as of Jan Beulich's recent changeset > 21615. If your guest is an HVM guest, perhaps this changeset is to blame? I > would suggest reverting it and re-testing. I've cc'ed Jan in case he can > comment on the info you've given. > Keir, you were right about the c/s 21615. I did try reverting it and it was working fine to both save and restore when I was having this patch reverted. Michal -- Michal Novotny, RHCE Virtualization Team (xen userspace), Red Hat