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From: Jamie Lokier <jamie@shareable.org>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] Re: [RFC] More robust migration
Date: Mon, 23 Feb 2009 03:54:46 +0000	[thread overview]
Message-ID: <20090223035446.GB23719@shareable.org> (raw)
In-Reply-To: <gnmnun$pq9$1@ger.gmane.org>

Charles Duffy wrote:
> Andre Przywara wrote:
> >1. Transfer configuration data. Currently there is no VM configuration 
> >data transferred with the stream. One has to start QEMU/KVM with the 
> >_exact_ same parameters on the other side to allow migration. If there 
> >would be a pseudo-device (transferred first) holding these parameters 
> >(and other runtime dependent stuff like kvm_enabled()) this would ease 
> >migration a lot.
> 
> I presently have code which *relies* on the ability to migrate from one 
> VM to a target with different different backing stores for their disk 
> images (albeit sharing the same contents).
> 
> If this ability were to be removed, that would be unfortunate.

Also, how else are we to migrate running systems from qcow2 - which
should never be used but this wasn't obvious before - to raw? :-)

-- Jamie

      reply	other threads:[~2009-02-23  3:54 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-02-20 14:36 [Qemu-devel] [RFC] More robust migration Andre Przywara
2009-02-20 15:15 ` Anthony Liguori
2009-02-20 16:09   ` Paul Brook
2009-02-20 16:38     ` Jamie Lokier
2009-02-20 16:47       ` Paul Brook
2009-02-23  3:51         ` Jamie Lokier
2009-02-23 11:55           ` Paul Brook
2009-02-23 22:07             ` Jamie Lokier
2009-02-23 23:21               ` Paul Brook
2009-02-24  1:15               ` Anthony Liguori
2009-02-24 10:18               ` Avi Kivity
2009-02-20 16:37   ` Jamie Lokier
2009-02-20 18:27     ` Anthony Liguori
2009-02-20 17:06 ` [Qemu-devel] " Charles Duffy
2009-02-23  3:54   ` Jamie Lokier [this message]

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