Folks, I'am upgrading zed to antelope using kolla-ansible and encount following error TASK [nova : Upgrade status check result] ************************************************************************************************************************************************************ fatal: [kolla-infra-1]: FAILED! => {"changed": false, "msg": ["There was an upgrade status check failure!", "See the detail at https://docs.openstack.org/nova/latest/cli/nova-status.html#nova-status-chec... "]} fatal: [kolla-infra-2]: FAILED! => {"changed": false, "msg": ["There was an upgrade status check failure!", "See the detail at https://docs.openstack.org/nova/latest/cli/nova-status.html#nova-status-chec... "]} fatal: [kolla-infra-3]: FAILED! => {"changed": false, "msg": ["There was an upgrade status check failure!", "See the detail at https://docs.openstack.org/nova/latest/cli/nova-status.html#nova-status-chec... "]} After running upgrade check command manually on nova-api container got following error (nova-api)[root@kolla-infra-2 /]# nova-status upgrade check Modules with known eventlet monkey patching issues were imported prior to eventlet monkey patching: urllib3. This warning can usually be ignored if the caller is only importing and not executing nova code. +---------------------------------------------------------------------+ | Upgrade Check Results | +---------------------------------------------------------------------+ | Check: Cells v2 | | Result: Success | | Details: None | +---------------------------------------------------------------------+ | Check: Placement API | | Result: Success | | Details: None | +---------------------------------------------------------------------+ | Check: Cinder API | | Result: Success | | Details: None | +---------------------------------------------------------------------+ | Check: Policy File JSON to YAML Migration | | Result: Success | | Details: None | +---------------------------------------------------------------------+ | Check: Older than N-1 computes | | Result: Success | | Details: None | +---------------------------------------------------------------------+ | Check: hw_machine_type unset | | Result: Success | | Details: None | +---------------------------------------------------------------------+ | Check: Service User Token Configuration | | Result: Failure | | Details: Service user token configuration is required for all Nova | | services. For more details see the following: https://docs | | .openstack.org/latest/nova/admin/configuration/service- | | user-token.html | +---------------------------------------------------------------------+ Service user token reference to the following doc [1] . Do I need to configure token users in order to upgrade nova? [1] https://docs.openstack.org/nova/latest/admin/configuration/service-user-toke...