Aug 25 11:14:28.304882 np0000008075 systemd[1]: Started devstack@c-sch.service - Devstack devstack@c-sch.service.
Aug 25 11:14:28.434564 np0000008075 cinder-scheduler[100962]: /opt/stack/cinder/cinder/__init__.py:21: EventletDeprecationWarning:
Aug 25 11:14:28.434564 np0000008075 cinder-scheduler[100962]: Eventlet is deprecated. It is currently being maintained in bugfix mode, and
Aug 25 11:14:28.434564 np0000008075 cinder-scheduler[100962]: we strongly recommend against using it for new projects.
Aug 25 11:14:28.434564 np0000008075 cinder-scheduler[100962]: If you are already using Eventlet, we recommend migrating to a different
Aug 25 11:14:28.434564 np0000008075 cinder-scheduler[100962]: framework.  For more detail see
Aug 25 11:14:28.434564 np0000008075 cinder-scheduler[100962]: https://eventlet.readthedocs.io/en/latest/asyncio/migration.html
Aug 25 11:14:28.434564 np0000008075 cinder-scheduler[100962]:   import eventlet  # noqa
Aug 25 11:14:29.629486 np0000008075 cinder-scheduler[100962]: Traceback (most recent call last):
Aug 25 11:14:29.629486 np0000008075 cinder-scheduler[100962]:   File "/opt/stack/data/venv/bin/cinder-scheduler", line 3, in <module>
Aug 25 11:14:29.629913 np0000008075 cinder-scheduler[100962]:     from cinder.cmd.scheduler import main
Aug 25 11:14:29.629913 np0000008075 cinder-scheduler[100962]:   File "/opt/stack/cinder/cinder/cmd/scheduler.py", line 35, in <module>
Aug 25 11:14:29.629913 np0000008075 cinder-scheduler[100962]:     from cinder import service
Aug 25 11:14:29.629913 np0000008075 cinder-scheduler[100962]:   File "/opt/stack/cinder/cinder/service.py", line 50, in <module>
Aug 25 11:14:29.629913 np0000008075 cinder-scheduler[100962]:     from cinder.volume import volume_utils
Aug 25 11:14:29.629913 np0000008075 cinder-scheduler[100962]:   File "/opt/stack/cinder/cinder/volume/volume_utils.py", line 65, in <module>
Aug 25 11:14:29.629913 np0000008075 cinder-scheduler[100962]:     from cinder.volume import driver
Aug 25 11:14:29.629913 np0000008075 cinder-scheduler[100962]:   File "/opt/stack/cinder/cinder/volume/driver.py", line 419, in <module>
Aug 25 11:14:29.630106 np0000008075 cinder-scheduler[100962]:     CONF.import_opt('backup_use_same_host', 'cinder.backup.api')
Aug 25 11:14:29.630106 np0000008075 cinder-scheduler[100962]:   File "/opt/stack/data/venv/lib/python3.12/site-packages/oslo_config/cfg.py", line 3356, in import_opt
Aug 25 11:14:29.630890 np0000008075 cinder-scheduler[100962]:     __import__(module_str)
Aug 25 11:14:29.630960 np0000008075 cinder-scheduler[100962]:   File "/opt/stack/cinder/cinder/backup/api.py", line 60, in <module>
Aug 25 11:14:29.630994 np0000008075 cinder-scheduler[100962]:     class API(base.Base):
Aug 25 11:14:29.630994 np0000008075 cinder-scheduler[100962]:   File "/opt/stack/cinder/cinder/backup/api.py", line 379, in API
Aug 25 11:14:29.631119 np0000008075 cinder-scheduler[100962]:     backup: objects.Backup):
Aug 25 11:14:29.631156 np0000008075 cinder-scheduler[100962]:             ^^^^^^^^^^^^^^
Aug 25 11:14:29.631156 np0000008075 cinder-scheduler[100962]: AttributeError: module 'cinder.objects' has no attribute 'Backup'
Aug 25 11:14:29.934184 np0000008075 systemd[1]: devstack@c-sch.service: Main process exited, code=exited, status=1/FAILURE
Aug 25 11:14:29.934206 np0000008075 systemd[1]: devstack@c-sch.service: Failed with result 'exit-code'.
Aug 25 11:14:29.934760 np0000008075 systemd[1]: devstack@c-sch.service: Consumed 1.585s CPU time, 89.2M memory peak, 0B memory swap peak.