[one-users] Live migrate VMs in a non-shared storage environment?

[Belmiro Moreira]

Thank you Javier,
Belmiro


On Thursday, June 30, 2011, Javier Fontan <jfontan at gmail.com> wrote:
> You can change the way the VMs are migrated changing the migrate action script:
>
> http://dev.opennebula.org/projects/opennebula/repository/revisions/one-2.2/entry/src/vmm_mad/remotes/kvm/migrate
>
> As you can see there you can modify the line executed to do the
> migration and add the parameter needed. You can find that file in your
> install in /var/lib/one/remotes/vmm/kvm. After modifying the file
> issue a onehost sync so the new script is copied to all your physical
> hosts.
>
> On Wed, Jun 22, 2011 at 11:16 AM, Belmiro Moreira
> <moreira.belmiro.lists at gmail.com> wrote:
>> Hello,
>> since qemu 0.12.x it's possible to live migrate kvm VMs in a environment
>> with non shared storage. Using "virsh" we can select if we want an
>> incremental or full disk copy.
>>
>> Now I'm trying to live migrate kvm VMs managed by opennebula in the same
>> environment. Is this possible?
>> If yes, how can I define the type of disk copy between hosts?
>>
>> In virsh:
>>     --copy-storage-all  migration with non-shared storage with full disk
>> copy
>>     --copy-storage-inc  migration with non-shared storage with incremental
>> copy
>>
>> but in opennebula I only have the flat "onevm livemigrate <vm_id> <host_id>"
>> option.
>>
>> thank you in advance,
>> Belmiro Moreira
>>
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>>
>>
>
>
>
> --
> Javier Fontan, Grid & Virtualization Technology Engineer/Researcher
> DSA Research Group: http://dsa-research.org
> Globus GridWay Metascheduler: http://www.GridWay.org
> OpenNebula Virtual Infrastructure Engine: http://www.OpenNebula.org
>