[ovirt-devel] virt-v2v integration feature

[Shahar Havivi]

On 10.09.14 10:36, Richard W.M. Jones wrote:
> On Wed, Sep 10, 2014 at 10:41:27AM +0300, Shahar Havivi wrote:
> > On 02.09.14 09:26, Arik Hadas wrote:
> > > Hi All,
> > > 
> > > Better late than never..
> > > 
> > > Thanks for all the feedback, it was really constructive.
> > > I made major changes in the wiki page to address the comments,
> > > Please take another look:
> > > http://www.ovirt.org/Features/virt-v2v_Integration
> > > 
> > > Thanks,
> > > Arik
> > Few issues came up after talking with storage team:
> > 
> > The actual import VM will take place in two steps:
> > 1. SPM call to create the volume.
> > 2. HSM call virt-v2v with the created UUIDs by the first SPM call.
> >    The virt-v2v don't need to create any directory or volume since
> >    the SPM create volume will create the structure for us.
> >    Rich: is that ok with the current virt-v2v?
> > 
> > Before creating the volume we are running a virt-v2v convert with --no-copy,
> > which mean we don't copy the disk only get the ovf, by doing that we don't
> > have the actual size of the disk - which cause a problem in block device where
> > we need to preallocate the volume and to make sure that the destination have
> > room for the new disk.
> > Rich: Can we get the estimated size when we run with --no-copy?
> 
> Currently you get the virtual size accurately.  We could add an
> estimate of the used size, but I doubt it will be very accurate.  It
> would probably be an upper limit, which I guess is useful.
upper limit is good.
> 
> Rich.
> 
> > Some notes:
> > Since the second call is an HSM call we need to make sure that we take the
> > virt-v2v "tasks" into consideration when it comes to host life cycle.
> > 
> > Thanks,
> >   Shahar.
> 
> -- 
> Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
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