On Thu, Jun 21, 2018 at 2:00 PM, Benny Zlotnik <bzlotnik@redhat.com> wrote:You could something like this (IIUC):dead_snap1_params = types.Snapshot(description=SNAPSHOT_DESC_1,persist_memorystate=False,disk_attachments=[types.DiskAttachment(disk=types.Disk(id=disk.id))])Taken from ovirt-system-tests[1]Hi, thanks for your input!It seems I was able to reach my targetWhat I've done# Locate the service that manages the disk attachments of the virtual# machine:disk_attachments_service = vm_service.disk_attachments_service()# Retrieve the list of disk attachments and then the bootable diskdisk_attachments = disk_attachments_service.list()bootdisk = Nonefor disk_attachment in disk_attachments:disk = connection.follow_link(disk_attachment.disk)if disk_attachment.bootable == True:bootdisk = connection.follow_link(disk_attachment.disk)breaksnaps_service = vm_service.snapshots_service()snap = snaps_service.add(snapshot=types.Snapshot(description=snap_description,persist_memorystate=False,disk_attachments=[types.DiskAttachment(disk=types.Disk(id=bootdisk.id))]),)'Sent request to create snapshot \'%s\', the id is \'%s\'.',snap.description, snap.id,)It seems also the monitor function already present in backup.py of the sdk examples linked in my previous message is working ok,# Poll and wait till the status of the snapshot is 'ok', which means# that it is completely created:snap_service = snaps_service.snapshot_service(snap.id)while snap.snapshot_status != types.SnapshotStatus.OK:'Waiting till the snapshot is created, the status is now \'%s\'.',snap.snapshot_status,)time.sleep(1)snap = snap_service.get()logging.info('The snapshot is now complete.')In fact in the log file I haveINFO:root:Sent request to create snapshot 'padnpro_imp-backup-0e0c7064-bec5-429b-9ad7-cd8d1e5b25be', the id is '4135e8cb-87e8-4f09-82f5-b9ad0ed2f5be'.INFO:root:Waiting till the snapshot is created, the status is now 'locked'.INFO:root:Waiting till the snapshot is created, the status is now 'locked'.INFO:root:Waiting till the snapshot is created, the status is now 'locked'.INFO:root:Waiting till the snapshot is created, the status is now 'locked'.INFO:root:Waiting till the snapshot is created, the status is now 'locked'.INFO:root:Waiting till the snapshot is created, the status is now 'locked'.INFO:root:Waiting till the snapshot is created, the status is now 'locked'.INFO:root:Waiting till the snapshot is created, the status is now 'locked'.INFO:root:Waiting till the snapshot is created, the status is now 'locked'.INFO:root:Waiting till the snapshot is created, the status is now 'locked'.INFO:root:Waiting till the snapshot is created, the status is now 'locked'.INFO:root:Waiting till the snapshot is created, the status is now 'locked'.INFO:root:Waiting till the snapshot is created, the status is now 'locked'.INFO:root:Waiting till the snapshot is created, the status is now 'locked'.INFO:root:The snapshot is now complete.What if I would like to emit an event if for any reason the creation of the snapshot doesn't complete in a predefined elapsed time and manage it?I think I have also to manage the case when for any reason no disk is marked as bootable inside the VM I'm backing up...Gianluca