I assume clone is a kind of snapshot in the term of VHD chain,
Does XenMotion has same restrictions on clone?

For fast provision, right now , on XenServer, root disk is cloned from template.
Before any snapshot, root disk is already a VHD with parent VHD which is 
template, do you know if this has any impact for XenMotion ?


Anthony

> -----Original Message-----
> From: Hari Kannan [mailto:hari.kan...@citrix.com]
> Sent: Tuesday, January 08, 2013 5:44 PM
> To: cloudstack-dev@incubator.apache.org
> Subject: RE: [DISCUSS] Enabling storage xenmotion on xenserver 6.1
> 
> Hi Devdeep,
> 
> Can you please elaborate on the restrictions, if any on XenMotion
> implementation when a volume has snapshots?
> 
> Hari
> 
> -----Original Message-----
> From: Devdeep Singh [mailto:devdeep.si...@citrix.com]
> Sent: Wednesday, December 26, 2012 4:44 AM
> To: cloudstack-dev@incubator.apache.org
> Subject: RE: [DISCUSS] Enabling storage xenmotion on xenserver 6.1
> 
> I have created an initial draft of the FS here
> https://cwiki.apache.org/confluence/display/CLOUDSTACK/Enabling+Storage
> +XenMotion+for+XenServer. I'll keep updating it based on discussion and
> comments.
> 
> Regards,
> Devdeep
> 
> > -----Original Message-----
> > From: Devdeep Singh [mailto:devdeep.si...@citrix.com]
> > Sent: Tuesday, December 18, 2012 2:10 PM
> > To: cloudstack-dev@incubator.apache.org
> > Subject: [DISCUSS] Enabling storage xenmotion on xenserver 6.1
> >
> > Hi,
> >
> > XenServer introduced support for Storage XenMotion in the latest
> > version (6.1). Storage XenMotion allows VMs to be moved from one host
> > to another, where the VMs are not located on storage shared between
> > the two hosts. It provides the option to live migrate a VM's disks
> > along with the VM itself. It is now possible to migrate a VM from one
> > resource pool to another, or to migrate a VM whose disks are on local
> > storage, or even to migrate a VM's disks from one storage repository
> > to another, all while the VM is running. More information on Storage
> XenMotion can be found at [1].
> >
> > I have filed a jira request [2] to track this feature. I plan to
> > extend the migrate vm cloudstack api call to allow migration of
> > instances across clusters. Do let me know your comments.
> >
> > [1] http://blogs.citrix.com/2012/08/24/storage_xenmotion/
> > [2] https://issues.apache.org/jira/browse/CLOUDSTACK-659
> >
> > Regards,
> > Devdeep

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