From mboxrd@z Thu Jan  1 00:00:00 1970
From: Patrick Colp <pjcolp@cs.ubc.ca>
Subject: Re: [PATCH] Paging and memory sharing for HVM guests
Date: Fri, 18 Dec 2009 10:51:35 -0800
Message-ID: <4B2BCF37.3040703@cs.ubc.ca>
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To: Dan Magenheimer <dan.magenheimer@oracle.com>
Cc: xen-devel@lists.xensource.com, Keir Fraser <keir.fraser@eu.citrix.com>, Grzegorz Milos <gm281@cam.ac.uk>, Andrew Peace <Andrew.Peace@eu.citrix.com>
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Dan Magenheimer wrote:
>> Does live migration work (reliably) when pages have been
>> swapped out?
> 
> Never got an answer on this.  If the answer is NO or
> not yet (and not likely in time for 4.0), I'd suggest
> that a domain that enables page sharing should also
> automagically turn on the "no_migrate" flag.

This is probably the safe thing to do for now, until further testing can be 
done (and in the case of the swapper, a more mature tool developed).


Patrick