Re: [Xen-users] live migration with Xen

[Javier Guerra <javier@xxxxxxxxxxx>]

On Tue, Apr 14, 2009 at 11:44 AM, Andy Burns <xen.lists@xxxxxxxxxxx> wrote:
> 2009/3/31 XUFENG <xufengnju@xxxxxxxx>:
>
>> On Xen v3.0 Users' Manual it has the part "8.2 Migration and Live 
>> Migration".But if the primary physical machine suddenly crashed,we will not 
>> be able to do live migration.Is it right?I mean,can Xen have the same 
>> function as Vmware esx server's vmotion(when the primary physical machine 
>> crashed,the virtual hosts on it can be automatically migrated to the second 
>> Vmware esx server)?
>
> Within ESX this function is called HA (High Availability) rather than vMotion.

does it really work? how is it done? are the VMs restarted on the
second host? or rolled back to a snapshot taken (automatically? what
frequency?) before the crash?


-- 
Javier

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