+ exec nova-scheduler --config-file /etc/nova/nova.conf
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.
/var/lib/openstack/lib/python3.10/site-packages/nova/virt/__init__.py:18: UserWarning: pkg_resources is deprecated as an API. See https://setuptools.pypa.io/en/latest/pkg_resources.html. The pkg_resources package is slated for removal as early as 2025-11-30. Refrain from using this package or pin to Setuptools<81.
  __import__('pkg_resources').declare_namespace(__name__)
2026-09-15 11:58:41.870 1 INFO oslo_service.service [None req-c5ed3d40-657a-4a0c-858b-b1a86a39b5ee - - - - - -] Starting 2 workers
2026-09-15 11:58:41.881 7 INFO nova.service [-] Starting scheduler node (version 27.5.2)
2026-09-15 11:58:41.882 8 INFO nova.service [-] Starting scheduler node (version 27.5.2)
2026-09-15 11:58:41.888 1 WARNING oslo_config.cfg [None req-c5ed3d40-657a-4a0c-858b-b1a86a39b5ee - - - - - -] Deprecated: Option "api_servers" from group "glance" is deprecated for removal (
Support for image service configuration via standard keystoneauth1 Adapter
options was added in the 17.0.0 Queens release. The api_servers option was
retained temporarily to allow consumers time to cut over to a real load
balancing solution.
).  Its value may be silently ignored in the future.
2026-09-15 12:03:31.205 8 WARNING nova.scheduler.manager [None req-26d0249f-1236-490a-9bb3-956a1d40e75c - - - - - -] This periodic task should only be enabled on a single scheduler to prevent collisions between multiple schedulers: Host 'instance' mapping already exists: nova.exception.HostMappingExists: Host 'instance' mapping already exists
2026-09-15 12:03:31.218 7 INFO nova.scheduler.manager [None req-9e48ce6f-bcc4-4e75-9f62-4df32d4c9ac1 - - - - - -] Discovered 1 new hosts: cell1:instance
2026-09-15 12:05:16.263 8 INFO nova.scheduler.host_manager [None req-40741bb1-066a-427f-ac48-19b35f3823b6 - - - - - -] Received a sync request from an unknown host 'instance'. Re-created its InstanceList.
2026-09-15 12:05:16.263 7 INFO nova.scheduler.host_manager [None req-40741bb1-066a-427f-ac48-19b35f3823b6 - - - - - -] Received a sync request from an unknown host 'instance'. Re-created its InstanceList.