Re: [ovirt-devel] virt-v2v integration feature

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.

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 Read my programming and virtualization blog: http://rwmj.wordpress.com libguestfs lets you edit virtual machines. Supports shell scripting, bindings from many languages. http://libguestfs.org