[root@ovirt-host-227 ~]# virsh list --allId    Name                           State
----------------------------------------------------2     windows2008                    running-     Centos7                        shut off-     Centos7-2                      shut off-     windows2003                    shut off-     windows2008-1                  shut off-     windows2008-vmware             shut off

在这里我们选择Centos7这台vm进行迁移，在迁移需要在宿主服务器上安装virt-v2v

#yum -y install virt-v2v

下面我们通过virt-v2v进行迁移Centos7这台vm，-os参数后面的存储路径为前面配置的export存储域的存储路径，--network的参数为vnet，ovirt中的vnet名称一般都为ovirtmgmt

[root@ovirt-host-227 ~]# virt-v2v -i libvirt -o rhev -os 10.10.200.43:/home/nfs --network ovirtmgmt Centos7
[   0.0] Opening the source -i libvirt Centos7
[   0.0] Creating an overlay to protect the source from being modified
[   0.0] Opening the overlay
[   5.0] Initializing the target -o rhev -os 10.10.200.43:/home/nfs
[   5.0] Inspecting the overlay
[  18.0] Checking for sufficient free disk space in the guest
[  18.0] Estimating space required on target for each disk
[  18.0] Converting CentOS Linux release 7.2.1511 (Core)  to run on KVM
virt-v2v: This guest has virtio drivers installed.
[  56.0] Mapping filesystem data to avoid copying unused and blank areas
[  58.0] Closing the overlay
[  58.0] Checking if the guest needs BIOS or UEFI to boot
[  58.0] Copying disk 1/1 to /tmp/v2v.jXKwCN/3dfea236-3b8a-4da8-b8bf-fae9768045e4/images/c271532e-d60e-41f1-b577-bf7f0cdf9533/819dbc8a-37c7-432e-a36f-539d39bf879e (qcow2)(100.00/100%)
[ 104.0] Creating output metadata
[ 104.0] Finishing off

3，数据迁移完成后，我们在ovirt-engine中将vm添加至ovirt中