xenserver xva转kvm

tar -xf  xxx.xva

python xenmigrate.py -c Ref:4  1.img

qemu-img convert -f raw -O qcow2 1.img 1.qcow2

virsh edit ecs-xxx

virsh  define config.xml

virsh  destroy ecs-xxx

virsh  start  ecs-xxx

vda to hda

virtio to ide 

xenmigrate.rar