++ nova-manage --version ++ grep -Eo '[0-9]+[.][0-9]+[.][0-9]+' + NOVA_VERSION=30.3.1 + '[' 30 -gt 14 ']' + nova-manage cell_v2 discover_hosts --verbose 3 RLock(s) were not greened, to fix this error make sure you run eventlet.monkey_patch() before importing any other modules. simplejson unavailable, fall-back to standard python json 2026-06-15 19:42:26.189 11 WARNING oslo_policy.policy [None req-ffff6fa1-b6f8-4d05-8094-ccbe39cd4c66 - - - - - -] JSON formatted policy_file support is deprecated since Victoria release. You need to use YAML format which will be default in future. You can use ``oslopolicy-convert-json-to-yaml`` tool to convert existing JSON-formatted policy file to YAML-formatted in backward compatible way: https://docs.openstack.org/oslo.policy/latest/cli/oslopolicy-convert-json-to-yaml.html. 2026-06-15 19:42:26.189 11 WARNING oslo_policy.policy [None req-ffff6fa1-b6f8-4d05-8094-ccbe39cd4c66 - - - - - -] JSON formatted policy_file support is deprecated since Victoria release. You need to use YAML format which will be default in future. You can use ``oslopolicy-convert-json-to-yaml`` tool to convert existing JSON-formatted policy file to YAML-formatted in backward compatible way: https://docs.openstack.org/oslo.policy/latest/cli/oslopolicy-convert-json-to-yaml.html. Found 2 cell mappings. Skipping cell0 since it does not contain hosts. Getting computes from cell 'cell1': 4cc77caa-028c-47a0-a2e4-74b7f80c4ad0 Found 0 unmapped computes in cell: 4cc77caa-028c-47a0-a2e4-74b7f80c4ad0