Aug 25 11:14:25.435944 np0000008075 systemd[1]: Starting devstack@c-api.service - Devstack devstack@c-api.service...
Aug 25 11:14:25.443283 np0000008075 devstack@c-api.service[100221]: [uWSGI] getting INI configuration from /etc/cinder/cinder-api-uwsgi.ini
Aug 25 11:14:25.446470 np0000008075 devstack@c-api.service[100221]: *** Starting uWSGI 2.0.24-debian (64bit) on [Tue Aug 25 11:14:25 2026] ***
Aug 25 11:14:25.446470 np0000008075 devstack@c-api.service[100221]: compiled with version: 13.2.0 on 17 April 2024 16:23:48
Aug 25 11:14:25.446470 np0000008075 devstack@c-api.service[100221]: os: Linux-6.8.0-100-generic #100-Ubuntu SMP PREEMPT_DYNAMIC Tue Jan 13 16:40:06 UTC 2026
Aug 25 11:14:25.446470 np0000008075 devstack@c-api.service[100221]: nodename: np0000008075
Aug 25 11:14:25.446470 np0000008075 devstack@c-api.service[100221]: machine: x86_64
Aug 25 11:14:25.446635 np0000008075 devstack@c-api.service[100221]: clock source: unix
Aug 25 11:14:25.446635 np0000008075 devstack@c-api.service[100221]: pcre jit disabled
Aug 25 11:14:25.446635 np0000008075 devstack@c-api.service[100221]: detected number of CPU cores: 16
Aug 25 11:14:25.446635 np0000008075 devstack@c-api.service[100221]: current working directory: /
Aug 25 11:14:25.446635 np0000008075 devstack@c-api.service[100221]: detected binary path: /usr/bin/uwsgi-core
Aug 25 11:14:25.446635 np0000008075 devstack@c-api.service[100221]: your processes number limit is 257052
Aug 25 11:14:25.446635 np0000008075 devstack@c-api.service[100221]: your memory page size is 4096 bytes
Aug 25 11:14:25.446635 np0000008075 devstack@c-api.service[100221]: detected max file descriptor number: 2048
Aug 25 11:14:25.446635 np0000008075 devstack@c-api.service[100221]: lock engine: pthread robust mutexes
Aug 25 11:14:25.446793 np0000008075 devstack@c-api.service[100221]: thunder lock: enabled
Aug 25 11:14:25.446982 np0000008075 devstack@c-api.service[100221]: uwsgi socket 0 bound to UNIX address /var/run/uwsgi/cinder-api.socket fd 4
Aug 25 11:14:25.447034 np0000008075 devstack@c-api.service[100221]: Python version: 3.12.3 (main, Jun 19 2026, 12:46:00) [GCC 13.3.0]
Aug 25 11:14:25.447068 np0000008075 devstack@c-api.service[100221]: PEP 405 virtualenv detected: /opt/stack/data/venv
Aug 25 11:14:25.447068 np0000008075 devstack@c-api.service[100221]: Set PythonHome to /opt/stack/data/venv
Aug 25 11:14:25.489478 np0000008075 devstack@c-api.service[100221]: Python main interpreter initialized at 0x75799e0a4668
Aug 25 11:14:25.489478 np0000008075 devstack@c-api.service[100221]: python threads support enabled
Aug 25 11:14:25.489478 np0000008075 devstack@c-api.service[100221]: your server socket listen backlog is limited to 100 connections
Aug 25 11:14:25.489478 np0000008075 devstack@c-api.service[100221]: your mercy for graceful operations on workers is 80 seconds
Aug 25 11:14:25.489478 np0000008075 devstack@c-api.service[100221]: mapped 671795 bytes (656 KB) for 4 cores
Aug 25 11:14:25.489478 np0000008075 devstack@c-api.service[100221]: *** Operational MODE: preforking ***
Aug 25 11:14:25.489478 np0000008075 devstack@c-api.service[100221]: *** uWSGI is running in multiple interpreter mode ***
Aug 25 11:14:25.489478 np0000008075 devstack@c-api.service[100221]: spawned uWSGI master process (pid: 100221)
Aug 25 11:14:25.489524 np0000008075 systemd[1]: Started devstack@c-api.service - Devstack devstack@c-api.service.
Aug 25 11:14:25.489894 np0000008075 devstack@c-api.service[100221]: spawned uWSGI worker 1 (pid: 100225, cores: 1)
Aug 25 11:14:25.490486 np0000008075 devstack@c-api.service[100221]: spawned uWSGI worker 2 (pid: 100226, cores: 1)
Aug 25 11:14:25.490958 np0000008075 devstack@c-api.service[100221]: spawned uWSGI worker 3 (pid: 100227, cores: 1)
Aug 25 11:14:25.491423 np0000008075 devstack@c-api.service[100221]: spawned uWSGI worker 4 (pid: 100229, cores: 1)
Aug 25 11:14:25.491501 np0000008075 devstack@c-api.service[100221]: running "unix_signal:15 gracefully_kill_them_all" (master-start)...
Aug 25 11:14:25.615435 np0000008075 devstack@c-api.service[100225]: /opt/stack/cinder/cinder/__init__.py:21: EventletDeprecationWarning:
Aug 25 11:14:25.615435 np0000008075 devstack@c-api.service[100225]: Eventlet is deprecated. It is currently being maintained in bugfix mode, and
Aug 25 11:14:25.615435 np0000008075 devstack@c-api.service[100225]: we strongly recommend against using it for new projects.
Aug 25 11:14:25.615435 np0000008075 devstack@c-api.service[100225]: If you are already using Eventlet, we recommend migrating to a different
Aug 25 11:14:25.615435 np0000008075 devstack@c-api.service[100225]: framework.  For more detail see
Aug 25 11:14:25.615435 np0000008075 devstack@c-api.service[100225]: https://eventlet.readthedocs.io/en/latest/asyncio/migration.html
Aug 25 11:14:25.615435 np0000008075 devstack@c-api.service[100225]:   import eventlet  # noqa
Aug 25 11:14:25.625292 np0000008075 devstack@c-api.service[100226]: /opt/stack/cinder/cinder/__init__.py:21: EventletDeprecationWarning:
Aug 25 11:14:25.625292 np0000008075 devstack@c-api.service[100226]: Eventlet is deprecated. It is currently being maintained in bugfix mode, and
Aug 25 11:14:25.625292 np0000008075 devstack@c-api.service[100226]: we strongly recommend against using it for new projects.
Aug 25 11:14:25.625292 np0000008075 devstack@c-api.service[100226]: If you are already using Eventlet, we recommend migrating to a different
Aug 25 11:14:25.625292 np0000008075 devstack@c-api.service[100226]: framework.  For more detail see
Aug 25 11:14:25.625292 np0000008075 devstack@c-api.service[100226]: https://eventlet.readthedocs.io/en/latest/asyncio/migration.html
Aug 25 11:14:25.625292 np0000008075 devstack@c-api.service[100226]:   import eventlet  # noqa
Aug 25 11:14:25.640825 np0000008075 devstack@c-api.service[100227]: /opt/stack/cinder/cinder/__init__.py:21: EventletDeprecationWarning:
Aug 25 11:14:25.640825 np0000008075 devstack@c-api.service[100227]: Eventlet is deprecated. It is currently being maintained in bugfix mode, and
Aug 25 11:14:25.640825 np0000008075 devstack@c-api.service[100227]: we strongly recommend against using it for new projects.
Aug 25 11:14:25.640825 np0000008075 devstack@c-api.service[100227]: If you are already using Eventlet, we recommend migrating to a different
Aug 25 11:14:25.640825 np0000008075 devstack@c-api.service[100227]: framework.  For more detail see
Aug 25 11:14:25.640825 np0000008075 devstack@c-api.service[100227]: https://eventlet.readthedocs.io/en/latest/asyncio/migration.html
Aug 25 11:14:25.640825 np0000008075 devstack@c-api.service[100227]:   import eventlet  # noqa
Aug 25 11:14:25.643328 np0000008075 devstack@c-api.service[100229]: /opt/stack/cinder/cinder/__init__.py:21: EventletDeprecationWarning:
Aug 25 11:14:25.643328 np0000008075 devstack@c-api.service[100229]: Eventlet is deprecated. It is currently being maintained in bugfix mode, and
Aug 25 11:14:25.643328 np0000008075 devstack@c-api.service[100229]: we strongly recommend against using it for new projects.
Aug 25 11:14:25.643328 np0000008075 devstack@c-api.service[100229]: If you are already using Eventlet, we recommend migrating to a different
Aug 25 11:14:25.643328 np0000008075 devstack@c-api.service[100229]: framework.  For more detail see
Aug 25 11:14:25.643328 np0000008075 devstack@c-api.service[100229]: https://eventlet.readthedocs.io/en/latest/asyncio/migration.html
Aug 25 11:14:25.643328 np0000008075 devstack@c-api.service[100229]:   import eventlet  # noqa
Aug 25 11:14:25.785705 np0000008075 devstack@c-api.service[100225]: /opt/stack/data/venv/lib/python3.12/site-packages/webob/compat.py:5: DeprecationWarning: 'cgi' is deprecated and slated for removal in Python 3.13
Aug 25 11:14:25.785705 np0000008075 devstack@c-api.service[100225]:   from cgi import parse_header
Aug 25 11:14:25.800939 np0000008075 devstack@c-api.service[100226]: /opt/stack/data/venv/lib/python3.12/site-packages/webob/compat.py:5: DeprecationWarning: 'cgi' is deprecated and slated for removal in Python 3.13
Aug 25 11:14:25.800939 np0000008075 devstack@c-api.service[100226]:   from cgi import parse_header
Aug 25 11:14:25.826145 np0000008075 devstack@c-api.service[100225]: /opt/stack/data/venv/lib/python3.12/site-packages/oslo_utils/eventletutils.py:34: DeprecationWarning: eventletutils module is deprecated and will be removed.
Aug 25 11:14:25.826145 np0000008075 devstack@c-api.service[100225]:   warnings.warn(
Aug 25 11:14:25.827854 np0000008075 devstack@c-api.service[100227]: /opt/stack/data/venv/lib/python3.12/site-packages/webob/compat.py:5: DeprecationWarning: 'cgi' is deprecated and slated for removal in Python 3.13
Aug 25 11:14:25.827854 np0000008075 devstack@c-api.service[100227]:   from cgi import parse_header
Aug 25 11:14:25.838705 np0000008075 devstack@c-api.service[100225]: /opt/stack/data/venv/lib/python3.12/site-packages/oslo_service/eventlet_backdoor.py:36: DeprecationWarning: The 'oslo_service.eventlet_backdoor' module usage is deprecated and will be removed in version '2026.2': The 'eventlet_backdoor' module is deprecated and will be removed in version 2026.2. This module is not being replaced. Please migrate away from using it and remove any dependencies on this module.
Aug 25 11:14:25.838705 np0000008075 devstack@c-api.service[100225]:   removals.removed_module(
Aug 25 11:14:25.840473 np0000008075 devstack@c-api.service[100225]: /opt/stack/data/venv/lib/python3.12/site-packages/oslo_service/sslutils.py:24: DeprecationWarning: The 'oslo_service.sslutils' module usage is deprecated and will be removed in version '2026.2': The 'oslo_service.sslutils' module is deprecated and will be removed in version 2026.2.
Aug 25 11:14:25.840473 np0000008075 devstack@c-api.service[100225]:   removals.removed_module(
Aug 25 11:14:25.841139 np0000008075 devstack@c-api.service[100226]: /opt/stack/data/venv/lib/python3.12/site-packages/oslo_utils/eventletutils.py:34: DeprecationWarning: eventletutils module is deprecated and will be removed.
Aug 25 11:14:25.841139 np0000008075 devstack@c-api.service[100226]:   warnings.warn(
Aug 25 11:14:25.850649 np0000008075 devstack@c-api.service[100229]: /opt/stack/data/venv/lib/python3.12/site-packages/webob/compat.py:5: DeprecationWarning: 'cgi' is deprecated and slated for removal in Python 3.13
Aug 25 11:14:25.850649 np0000008075 devstack@c-api.service[100229]:   from cgi import parse_header
Aug 25 11:14:25.853513 np0000008075 devstack@c-api.service[100226]: /opt/stack/data/venv/lib/python3.12/site-packages/oslo_service/eventlet_backdoor.py:36: DeprecationWarning: The 'oslo_service.eventlet_backdoor' module usage is deprecated and will be removed in version '2026.2': The 'eventlet_backdoor' module is deprecated and will be removed in version 2026.2. This module is not being replaced. Please migrate away from using it and remove any dependencies on this module.
Aug 25 11:14:25.853513 np0000008075 devstack@c-api.service[100226]:   removals.removed_module(
Aug 25 11:14:25.854528 np0000008075 devstack@c-api.service[100226]: /opt/stack/data/venv/lib/python3.12/site-packages/oslo_service/sslutils.py:24: DeprecationWarning: The 'oslo_service.sslutils' module usage is deprecated and will be removed in version '2026.2': The 'oslo_service.sslutils' module is deprecated and will be removed in version 2026.2.
Aug 25 11:14:25.854528 np0000008075 devstack@c-api.service[100226]:   removals.removed_module(
Aug 25 11:14:25.869161 np0000008075 devstack@c-api.service[100227]: /opt/stack/data/venv/lib/python3.12/site-packages/oslo_utils/eventletutils.py:34: DeprecationWarning: eventletutils module is deprecated and will be removed.
Aug 25 11:14:25.869161 np0000008075 devstack@c-api.service[100227]:   warnings.warn(
Aug 25 11:14:25.881420 np0000008075 devstack@c-api.service[100227]: /opt/stack/data/venv/lib/python3.12/site-packages/oslo_service/eventlet_backdoor.py:36: DeprecationWarning: The 'oslo_service.eventlet_backdoor' module usage is deprecated and will be removed in version '2026.2': The 'eventlet_backdoor' module is deprecated and will be removed in version 2026.2. This module is not being replaced. Please migrate away from using it and remove any dependencies on this module.
Aug 25 11:14:25.881420 np0000008075 devstack@c-api.service[100227]:   removals.removed_module(
Aug 25 11:14:25.882335 np0000008075 devstack@c-api.service[100227]: /opt/stack/data/venv/lib/python3.12/site-packages/oslo_service/sslutils.py:24: DeprecationWarning: The 'oslo_service.sslutils' module usage is deprecated and will be removed in version '2026.2': The 'oslo_service.sslutils' module is deprecated and will be removed in version 2026.2.
Aug 25 11:14:25.882335 np0000008075 devstack@c-api.service[100227]:   removals.removed_module(
Aug 25 11:14:25.910052 np0000008075 devstack@c-api.service[100229]: /opt/stack/data/venv/lib/python3.12/site-packages/oslo_utils/eventletutils.py:34: DeprecationWarning: eventletutils module is deprecated and will be removed.
Aug 25 11:14:25.910052 np0000008075 devstack@c-api.service[100229]:   warnings.warn(
Aug 25 11:14:25.926167 np0000008075 devstack@c-api.service[100229]: /opt/stack/data/venv/lib/python3.12/site-packages/oslo_service/eventlet_backdoor.py:36: DeprecationWarning: The 'oslo_service.eventlet_backdoor' module usage is deprecated and will be removed in version '2026.2': The 'eventlet_backdoor' module is deprecated and will be removed in version 2026.2. This module is not being replaced. Please migrate away from using it and remove any dependencies on this module.
Aug 25 11:14:25.926167 np0000008075 devstack@c-api.service[100229]:   removals.removed_module(
Aug 25 11:14:25.927374 np0000008075 devstack@c-api.service[100229]: /opt/stack/data/venv/lib/python3.12/site-packages/oslo_service/sslutils.py:24: DeprecationWarning: The 'oslo_service.sslutils' module usage is deprecated and will be removed in version '2026.2': The 'oslo_service.sslutils' module is deprecated and will be removed in version 2026.2.
Aug 25 11:14:25.927374 np0000008075 devstack@c-api.service[100229]:   removals.removed_module(
Aug 25 11:14:26.613671 np0000008075 devstack@c-api.service[100225]: /opt/stack/data/venv/lib/python3.12/site-packages/oslo_policy/policy.py:1630: DeprecationWarning: volume_extension:quotas:show deprecated without deprecated_reason or deprecated_since. This will be an error in a future release
Aug 25 11:14:26.613671 np0000008075 devstack@c-api.service[100225]:   warnings.warn(
Aug 25 11:14:26.615818 np0000008075 devstack@c-api.service[100226]: /opt/stack/data/venv/lib/python3.12/site-packages/oslo_policy/policy.py:1630: DeprecationWarning: volume_extension:quotas:show deprecated without deprecated_reason or deprecated_since. This will be an error in a future release
Aug 25 11:14:26.615818 np0000008075 devstack@c-api.service[100226]:   warnings.warn(
Aug 25 11:14:26.644430 np0000008075 devstack@c-api.service[100227]: /opt/stack/data/venv/lib/python3.12/site-packages/oslo_policy/policy.py:1630: DeprecationWarning: volume_extension:quotas:show deprecated without deprecated_reason or deprecated_since. This will be an error in a future release
Aug 25 11:14:26.644430 np0000008075 devstack@c-api.service[100227]:   warnings.warn(
Aug 25 11:14:26.671622 np0000008075 devstack@c-api.service[100225]: /opt/stack/data/venv/lib/python3.12/site-packages/eventlet/__init__.py:83: DeprecationWarning: Using fork() is a bad idea, and there is no guarantee eventlet will work. See https://eventlet.readthedocs.io/en/latest/fork.html for more details.
Aug 25 11:14:26.671622 np0000008075 devstack@c-api.service[100225]:   warnings.warn(
Aug 25 11:14:26.674429 np0000008075 devstack@c-api.service[100226]: /opt/stack/data/venv/lib/python3.12/site-packages/eventlet/__init__.py:83: DeprecationWarning: Using fork() is a bad idea, and there is no guarantee eventlet will work. See https://eventlet.readthedocs.io/en/latest/fork.html for more details.
Aug 25 11:14:26.674429 np0000008075 devstack@c-api.service[100226]:   warnings.warn(
Aug 25 11:14:26.697871 np0000008075 devstack@c-api.service[100227]: /opt/stack/data/venv/lib/python3.12/site-packages/eventlet/__init__.py:83: DeprecationWarning: Using fork() is a bad idea, and there is no guarantee eventlet will work. See https://eventlet.readthedocs.io/en/latest/fork.html for more details.
Aug 25 11:14:26.697871 np0000008075 devstack@c-api.service[100227]:   warnings.warn(
Aug 25 11:14:26.715901 np0000008075 devstack@c-api.service[100229]: /opt/stack/data/venv/lib/python3.12/site-packages/oslo_policy/policy.py:1630: DeprecationWarning: volume_extension:quotas:show deprecated without deprecated_reason or deprecated_since. This will be an error in a future release
Aug 25 11:14:26.715901 np0000008075 devstack@c-api.service[100229]:   warnings.warn(
Aug 25 11:14:26.769288 np0000008075 devstack@c-api.service[100229]: /opt/stack/data/venv/lib/python3.12/site-packages/eventlet/__init__.py:83: DeprecationWarning: Using fork() is a bad idea, and there is no guarantee eventlet will work. See https://eventlet.readthedocs.io/en/latest/fork.html for more details.
Aug 25 11:14:26.769288 np0000008075 devstack@c-api.service[100229]:   warnings.warn(
Aug 25 11:14:26.783702 np0000008075 devstack@c-api.service[100225]: Traceback (most recent call last):
Aug 25 11:14:26.783702 np0000008075 devstack@c-api.service[100225]:   File "/opt/stack/cinder/cinder/wsgi/api.py", line 17, in <module>
Aug 25 11:14:26.783907 np0000008075 devstack@c-api.service[100225]:     from cinder.wsgi import wsgi
Aug 25 11:14:26.783907 np0000008075 devstack@c-api.service[100225]:   File "/opt/stack/cinder/cinder/wsgi/wsgi.py", line 33, in <module>
Aug 25 11:14:26.783907 np0000008075 devstack@c-api.service[100225]:     from cinder import service
Aug 25 11:14:26.783907 np0000008075 devstack@c-api.service[100225]:   File "/opt/stack/cinder/cinder/service.py", line 50, in <module>
Aug 25 11:14:26.784007 np0000008075 devstack@c-api.service[100225]:     from cinder.volume import volume_utils
Aug 25 11:14:26.784007 np0000008075 devstack@c-api.service[100225]:   File "/opt/stack/cinder/cinder/volume/volume_utils.py", line 65, in <module>
Aug 25 11:14:26.784059 np0000008075 devstack@c-api.service[100225]:     from cinder.volume import driver
Aug 25 11:14:26.784059 np0000008075 devstack@c-api.service[100225]:   File "/opt/stack/cinder/cinder/volume/driver.py", line 419, in <module>
Aug 25 11:14:26.784195 np0000008075 devstack@c-api.service[100225]:     CONF.import_opt('backup_use_same_host', 'cinder.backup.api')
Aug 25 11:14:26.784195 np0000008075 devstack@c-api.service[100225]:   File "/opt/stack/data/venv/lib/python3.12/site-packages/oslo_config/cfg.py", line 3356, in import_opt
Aug 25 11:14:26.784817 np0000008075 devstack@c-api.service[100225]:     __import__(module_str)
Aug 25 11:14:26.784935 np0000008075 devstack@c-api.service[100225]:   File "/opt/stack/cinder/cinder/backup/api.py", line 60, in <module>
Aug 25 11:14:26.784935 np0000008075 devstack@c-api.service[100225]:     class API(base.Base):
Aug 25 11:14:26.784935 np0000008075 devstack@c-api.service[100225]:   File "/opt/stack/cinder/cinder/backup/api.py", line 379, in API
Aug 25 11:14:26.785060 np0000008075 devstack@c-api.service[100225]:     backup: objects.Backup):
Aug 25 11:14:26.785060 np0000008075 devstack@c-api.service[100225]:             ^^^^^^^^^^^^^^
Aug 25 11:14:26.785060 np0000008075 devstack@c-api.service[100225]: AttributeError: module 'cinder.objects' has no attribute 'Backup'
Aug 25 11:14:26.785146 np0000008075 devstack@c-api.service[100225]: unable to load app 0 (mountpoint='') (callable not found or import error)
Aug 25 11:14:26.785146 np0000008075 devstack@c-api.service[100225]: *** no app loaded. going in full dynamic mode ***
Aug 25 11:14:26.785232 np0000008075 devstack@c-api.service[100225]: --- no python application found, check your startup logs for errors ---
Aug 25 11:14:26.785232 np0000008075 devstack@c-api.service[100225]: [pid: 100225|app: -1|req: -1/1] 10.4.3.12 () {60 vars in 918 bytes} [Tue Aug 25 11:14:26 2026] GET /volume/v3/ => generated 21 bytes in 0 msecs (HTTP/1.1 500) 3 headers in 102 bytes (0 switches on core 0)
Aug 25 11:14:26.792536 np0000008075 devstack@c-api.service[100226]: Traceback (most recent call last):
Aug 25 11:14:26.792536 np0000008075 devstack@c-api.service[100226]:   File "/opt/stack/cinder/cinder/wsgi/api.py", line 17, in <module>
Aug 25 11:14:26.792791 np0000008075 devstack@c-api.service[100226]:     from cinder.wsgi import wsgi
Aug 25 11:14:26.792791 np0000008075 devstack@c-api.service[100226]:   File "/opt/stack/cinder/cinder/wsgi/wsgi.py", line 33, in <module>
Aug 25 11:14:26.792791 np0000008075 devstack@c-api.service[100226]:     from cinder import service
Aug 25 11:14:26.792791 np0000008075 devstack@c-api.service[100226]:   File "/opt/stack/cinder/cinder/service.py", line 50, in <module>
Aug 25 11:14:26.793644 np0000008075 devstack@c-api.service[100226]:     from cinder.volume import volume_utils
Aug 25 11:14:26.793644 np0000008075 devstack@c-api.service[100226]:   File "/opt/stack/cinder/cinder/volume/volume_utils.py", line 65, in <module>
Aug 25 11:14:26.793644 np0000008075 devstack@c-api.service[100226]:     from cinder.volume import driver
Aug 25 11:14:26.793644 np0000008075 devstack@c-api.service[100226]:   File "/opt/stack/cinder/cinder/volume/driver.py", line 419, in <module>
Aug 25 11:14:26.793644 np0000008075 devstack@c-api.service[100226]:     CONF.import_opt('backup_use_same_host', 'cinder.backup.api')
Aug 25 11:14:26.793644 np0000008075 devstack@c-api.service[100226]:   File "/opt/stack/data/venv/lib/python3.12/site-packages/oslo_config/cfg.py", line 3356, in import_opt
Aug 25 11:14:26.793955 np0000008075 devstack@c-api.service[100226]:     __import__(module_str)
Aug 25 11:14:26.794019 np0000008075 devstack@c-api.service[100226]:   File "/opt/stack/cinder/cinder/backup/api.py", line 60, in <module>
Aug 25 11:14:26.794079 np0000008075 devstack@c-api.service[100226]:     class API(base.Base):
Aug 25 11:14:26.794079 np0000008075 devstack@c-api.service[100226]:   File "/opt/stack/cinder/cinder/backup/api.py", line 379, in API
Aug 25 11:14:26.794299 np0000008075 devstack@c-api.service[100226]:     backup: objects.Backup):
Aug 25 11:14:26.794299 np0000008075 devstack@c-api.service[100226]:             ^^^^^^^^^^^^^^
Aug 25 11:14:26.794299 np0000008075 devstack@c-api.service[100226]: AttributeError: module 'cinder.objects' has no attribute 'Backup'
Aug 25 11:14:26.794657 np0000008075 devstack@c-api.service[100226]: unable to load app 0 (mountpoint='') (callable not found or import error)
Aug 25 11:14:26.794657 np0000008075 devstack@c-api.service[100226]: *** no app loaded. going in full dynamic mode ***
Aug 25 11:14:26.806157 np0000008075 devstack@c-api.service[100227]: Traceback (most recent call last):
Aug 25 11:14:26.806157 np0000008075 devstack@c-api.service[100227]:   File "/opt/stack/cinder/cinder/wsgi/api.py", line 17, in <module>
Aug 25 11:14:26.806157 np0000008075 devstack@c-api.service[100227]:     from cinder.wsgi import wsgi
Aug 25 11:14:26.806157 np0000008075 devstack@c-api.service[100227]:   File "/opt/stack/cinder/cinder/wsgi/wsgi.py", line 33, in <module>
Aug 25 11:14:26.806157 np0000008075 devstack@c-api.service[100227]:     from cinder import service
Aug 25 11:14:26.806157 np0000008075 devstack@c-api.service[100227]:   File "/opt/stack/cinder/cinder/service.py", line 50, in <module>
Aug 25 11:14:26.806157 np0000008075 devstack@c-api.service[100227]:     from cinder.volume import volume_utils
Aug 25 11:14:26.806157 np0000008075 devstack@c-api.service[100227]:   File "/opt/stack/cinder/cinder/volume/volume_utils.py", line 65, in <module>
Aug 25 11:14:26.806157 np0000008075 devstack@c-api.service[100227]:     from cinder.volume import driver
Aug 25 11:14:26.806157 np0000008075 devstack@c-api.service[100227]:   File "/opt/stack/cinder/cinder/volume/driver.py", line 419, in <module>
Aug 25 11:14:26.806157 np0000008075 devstack@c-api.service[100227]:     CONF.import_opt('backup_use_same_host', 'cinder.backup.api')
Aug 25 11:14:26.806157 np0000008075 devstack@c-api.service[100227]:   File "/opt/stack/data/venv/lib/python3.12/site-packages/oslo_config/cfg.py", line 3356, in import_opt
Aug 25 11:14:26.806157 np0000008075 devstack@c-api.service[100227]:     __import__(module_str)
Aug 25 11:14:26.806157 np0000008075 devstack@c-api.service[100227]:   File "/opt/stack/cinder/cinder/backup/api.py", line 60, in <module>
Aug 25 11:14:26.806157 np0000008075 devstack@c-api.service[100227]:     class API(base.Base):
Aug 25 11:14:26.806157 np0000008075 devstack@c-api.service[100227]:   File "/opt/stack/cinder/cinder/backup/api.py", line 379, in API
Aug 25 11:14:26.806157 np0000008075 devstack@c-api.service[100227]:     backup: objects.Backup):
Aug 25 11:14:26.806157 np0000008075 devstack@c-api.service[100227]:             ^^^^^^^^^^^^^^
Aug 25 11:14:26.806157 np0000008075 devstack@c-api.service[100227]: AttributeError: module 'cinder.objects' has no attribute 'Backup'
Aug 25 11:14:26.806157 np0000008075 devstack@c-api.service[100227]: unable to load app 0 (mountpoint='') (callable not found or import error)
Aug 25 11:14:26.806157 np0000008075 devstack@c-api.service[100227]: *** no app loaded. going in full dynamic mode ***
Aug 25 11:14:26.877868 np0000008075 devstack@c-api.service[100229]: Traceback (most recent call last):
Aug 25 11:14:26.877868 np0000008075 devstack@c-api.service[100229]:   File "/opt/stack/cinder/cinder/wsgi/api.py", line 17, in <module>
Aug 25 11:14:26.878008 np0000008075 devstack@c-api.service[100229]:     from cinder.wsgi import wsgi
Aug 25 11:14:26.878008 np0000008075 devstack@c-api.service[100229]:   File "/opt/stack/cinder/cinder/wsgi/wsgi.py", line 33, in <module>
Aug 25 11:14:26.878008 np0000008075 devstack@c-api.service[100229]:     from cinder import service
Aug 25 11:14:26.878080 np0000008075 devstack@c-api.service[100229]:   File "/opt/stack/cinder/cinder/service.py", line 50, in <module>
Aug 25 11:14:26.878080 np0000008075 devstack@c-api.service[100229]:     from cinder.volume import volume_utils
Aug 25 11:14:26.878121 np0000008075 devstack@c-api.service[100229]:   File "/opt/stack/cinder/cinder/volume/volume_utils.py", line 65, in <module>
Aug 25 11:14:26.878166 np0000008075 devstack@c-api.service[100229]:     from cinder.volume import driver
Aug 25 11:14:26.878195 np0000008075 devstack@c-api.service[100229]:   File "/opt/stack/cinder/cinder/volume/driver.py", line 419, in <module>
Aug 25 11:14:26.878297 np0000008075 devstack@c-api.service[100229]:     CONF.import_opt('backup_use_same_host', 'cinder.backup.api')
Aug 25 11:14:26.878333 np0000008075 devstack@c-api.service[100229]:   File "/opt/stack/data/venv/lib/python3.12/site-packages/oslo_config/cfg.py", line 3356, in import_opt
Aug 25 11:14:26.878906 np0000008075 devstack@c-api.service[100229]:     __import__(module_str)
Aug 25 11:14:26.878990 np0000008075 devstack@c-api.service[100229]:   File "/opt/stack/cinder/cinder/backup/api.py", line 60, in <module>
Aug 25 11:14:26.878990 np0000008075 devstack@c-api.service[100229]:     class API(base.Base):
Aug 25 11:14:26.878990 np0000008075 devstack@c-api.service[100229]:   File "/opt/stack/cinder/cinder/backup/api.py", line 379, in API
Aug 25 11:14:26.879186 np0000008075 devstack@c-api.service[100229]:     backup: objects.Backup):
Aug 25 11:14:26.879186 np0000008075 devstack@c-api.service[100229]:             ^^^^^^^^^^^^^^
Aug 25 11:14:26.879186 np0000008075 devstack@c-api.service[100229]: AttributeError: module 'cinder.objects' has no attribute 'Backup'
Aug 25 11:14:26.879186 np0000008075 devstack@c-api.service[100229]: unable to load app 0 (mountpoint='') (callable not found or import error)
Aug 25 11:14:26.879186 np0000008075 devstack@c-api.service[100229]: *** no app loaded. going in full dynamic mode ***
Aug 25 11:14:31.721145 np0000008075 devstack@c-api.service[100225]: --- no python application found, check your startup logs for errors ---
Aug 25 11:14:31.721145 np0000008075 devstack@c-api.service[100225]: [pid: 100225|app: -1|req: -1/2] 10.4.3.12 () {68 vars in 1295 bytes} [Tue Aug 25 11:14:31 2026] POST /volume/v3/types => generated 21 bytes in 0 msecs (HTTP/1.1 500) 3 headers in 102 bytes (0 switches on core 0)