qcow2 to vdi

• http://www.technacool.com/blog/?p=156

    qemu-img convert -f qcow2 vdisk_qcow.img -O raw vdisk_raw.img
    VBoxManage convertfromraw --format VDI vdisk_raw.img vdisk.vdi
    #
    vboxmanage startvm IBM-Desktop
    vboxmanage snapshot IBM-Desktop list
    vboxmanage snapshot IBM-Desktop delete f5b747ef-8a26-4f38-b1c3-db2b3aa40abd

qcow2 to raw (virsh)

• https://raymii.org/s/tutorials/KVM_convert_qcow2_disk_images_to_raw_disk_images_for_performance.html