WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-devel

Re: [Xen-devel] xen/stable-2.6.32.x xen-4.1.1 live migration fails with

On Thu, Sep 08, 2011 at 02:12:27PM -0400, Konrad Rzeszutek Wilk wrote:
> On Thu, Sep 08, 2011 at 01:32:12PM -0400, Konrad Rzeszutek Wilk wrote:
> > On Wed, Sep 07, 2011 at 09:50:47AM -0400, Konrad Rzeszutek Wilk wrote:
> > > On Wed, Aug 31, 2011 at 03:07:22PM +0200, Andreas Olsowski wrote:
> > > > A little update, i now have all machines running on xen-4.1-testing
> > > > with xen/stable-2.6.32.x
> > > > That gave me the possiblity for additional tests.
> > > > 
> > > > (I also tested xm/xend in addtion to xl/libxl, to make sure its not
> > > > a xl/libxl problem.)
> > > > 
> > > > I took the liberty to create a new test result matrix that should
> > > > provide a better overview (in case someone else wants to get the
> > > > whole picture):
> > > 
> > > So.. I don't think the issue I am seeing is exactly the same. This is
> > > what 'xl' gives me:
> > 
> > Scratch that. I am seeing the error below if I:
> > 
> > 1) Create guest on 4GB machine
> > 2) Migrate it to the 32GB box (guest still works)
> > 3) Migrate it to the 4GB box (guest dies - error below shows up and
> > guest is dead).
> > 
> > With 3.1-rc5 virgin - both Dom0 and DomU. Also Xen 4.1-testing on top of 
> > this.
> > 
> > I tried just creating a guest on the 32GB and migrating it - and while
> > it did migrate it was stuck in a hypercall_page call or crashed later on.
> > 
> > Andreas,
> > 
> > Thanks for reporting this.
> 
> Oh wait. At some point you said that 2.6.32.43 worked for you.. Is that still
> the case?

Can you please try one thing for me - can you make sure the boxes have exact 
same
amount of memory? You can do 'mem=X' on the Xen hypervisor line to set that.

I think the problem you are running into is that you are migrating between
different CPU families... Is the /proc/cpuinfo drastically different between
the boxes?

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel