Alright, so I can confirm that this issue is NOT reproducible on Bionic/Train, so Ussuri is the only affected version: $ juju config nova-compute-kvm libvirt-image-backend qcow2 $ juju config nova-compute-kvm openstack-origin cloud:bionic-train $ os server list -f yaml - Flavor: m1.tiny ID: 7a740f9c-8fea-40ca-9526-3e072be4f12c Image: cirros Name: demo Networks: internal=10.0.0.206, 172.27.86.129 Status: ACTIVE ubuntu@OrangeBox84:~$ ping 172.27.86.129 PING 172.27.86.129 (172.27.86.129) 56(84) bytes of data. 64 bytes from 172.27.86.129: icmp_seq=1 ttl=62 time=2.19 ms ^C --- 172.27.86.129 ping statistics --- 1 packets transmitted, 1 received, 0% packet loss, time 0ms rtt min/avg/max/mdev = 2.199/2.199/2.199/0.000 ms ubuntu@OrangeBox84:~$ ping 172.27.86.129^C ubuntu@OrangeBox84:~$ os server image create --wait demo -f yaml checksum: null container_format: null created_at: '2020-09-22T15:47:47Z' disk_format: null file: /v2/images/3bf49a39-4576-4ab5-8ec6-f09227b39b05/file id: 3bf49a39-4576-4ab5-8ec6-f09227b39b05 min_disk: 1 min_ram: 0 name: demo owner: e4ecab73ad214da6abb6cd51711266a1 properties: base_image_ref: 2697b005-d727-45d5-9914-f0477933347d boot_roles: reader,Admin,member image_type: snapshot instance_uuid: 7a740f9c-8fea-40ca-9526-3e072be4f12c locations: [] os_hash_algo: null os_hash_value: null os_hidden: false owner_project_name: admin owner_user_name: admin user_id: ba28625a95174640a0e2c16af07a2dff protected: false schema: /v2/schemas/image size: null status: queued tags: [] updated_at: '2020-09-22T15:47:47Z' virtual_size: null visibility: private # Package versions which got installed from Train UCA ubuntu@node06:~$ sudo -i root@node06:~# dpkg -l | grep nova ii nova-api-metadata 2:20.3.0-0ubuntu1~cloud0 all OpenStack Compute - metadata API frontend ii nova-common 2:20.3.0-0ubuntu1~cloud0 all OpenStack Compute - common files ii nova-compute 2:20.3.0-0ubuntu1~cloud0 all OpenStack Compute - compute node base ii nova-compute-kvm 2:20.3.0-0ubuntu1~cloud0 all OpenStack Compute - compute node (KVM) ii nova-compute-libvirt 2:20.3.0-0ubuntu1~cloud0 all OpenStack Compute - compute node libvirt support ii python3-nova 2:20.3.0-0ubuntu1~cloud0 all OpenStack Compute Python 3 libraries ii python3-novaclient 2:15.1.0-0ubuntu2~cloud0 all client library for OpenStack Compute API - 3.x root@node06:~# dpkg -l | grep libvirt ii libvirt-clients 5.4.0-0ubuntu5.4~cloud0 amd64 Programs for the libvirt library ii libvirt-daemon 5.4.0-0ubuntu5.4~cloud0 amd64 Virtualization daemon ii libvirt-daemon-driver-storage-rbd 5.4.0-0ubuntu5.4~cloud0 amd64 Virtualization daemon RBD storage driver ii libvirt-daemon-system 5.4.0-0ubuntu5.4~cloud0 amd64 Libvirt daemon configuration files ii libvirt0:amd64 5.4.0-0ubuntu5.4~cloud0 amd64 library for interfacing with different virtualization systems ii nova-compute-libvirt 2:20.3.0-0ubuntu1~cloud0 all OpenStack Compute - compute node libvirt support ii python3-libvirt 5.0.0-1~cloud0 amd64 libvirt Python 3 bindings root@node06:~# dpkg -l | grep qemu ii ipxe-qemu 1.0.0+git-20180124.fbe8c52d-0ubuntu2.2 all PXE boot firmware - ROM images for qemu ii ipxe-qemu-256k-compat-efi-roms 1.0.0+git-20150424.a25a16d-0ubuntu2 all PXE boot firmware - Compat EFI ROM images for qemu ii qemu-block-extra:amd64 1:4.0+dfsg-0ubuntu9.8~cloud0 amd64 extra block backend modules for qemu-system and qemu-utils ii qemu-kvm 1:4.0+dfsg-0ubuntu9.8~cloud0 amd64 QEMU Full virtualization on x86 hardware ii qemu-system-common 1:4.0+dfsg-0ubuntu9.8~cloud0 amd64 QEMU full system emulation binaries (common files) ii qemu-system-data 1:4.0+dfsg-0ubuntu9.8~cloud0 all QEMU full system emulation (data files) ii qemu-system-gui 1:4.0+dfsg-0ubuntu9.8~cloud0 amd64 QEMU full system emulation binaries (user interface and audio support) ii qemu-system-x86 1:4.0+dfsg-0ubuntu9.8~cloud0 amd64 QEMU full system emulation binaries (x86) ii qemu-utils 1:4.0+dfsg-0ubuntu9.8~cloud0 amd64 QEMU utilities root@node06:~#