[libvirt] Support for passing arbitrary qemu/kvm admin console commands?

Charles Duffy Charles_Duffy at messageone.com
Tue Jun 3 11:42:15 UTC 2008

Richard W.M. Jones wrote:
> On Mon, Jun 02, 2008 at 07:47:52PM -0500, Charles Duffy wrote:
>> I'm looking at building a framework which makes use of KVM's 
>> pseudo-migration support for snapshot management. To my knowledge, this 
>> functionality is not presently available through libvirt.
>> Is it possible to send arbitrary qemu/kvm admin console commands to a VM 
>> started and controlled by libvirt, or does any requirement for funtionality 
>> not presently exposed through libvirt conflict with its use?
> We'd really like you to send commands via libvirt.
> Which commands in particular do you want to send?  I have an
> outstanding patch [1] to support KVM migration which just needs much
> more testing.  Perhaps it does what you need already?

It looks to me like that patch only supports migrating to a tcp:// 
socket, not what I was looking to do... but looking at the qemu driver's 
implementation of save and restore, I should be able to use those 
commands as they already exist.

My apologies for the noise.

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