+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-18 01:51:08.441 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-18 01:51:08.660 1 INFO cinder.rpc [None req-22d8ec3d-23f3-4210-bd3d-e27635350707 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-18 01:51:08.663 1 INFO cinder.rpc [None req-22d8ec3d-23f3-4210-bd3d-e27635350707 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-18 01:51:08.666 1 INFO cinder.rpc [None req-22d8ec3d-23f3-4210-bd3d-e27635350707 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-18 01:51:08.669 1 INFO cinder.rpc [None req-22d8ec3d-23f3-4210-bd3d-e27635350707 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-09-18 01:51:08.672 1 INFO cinder.rpc [None req-22d8ec3d-23f3-4210-bd3d-e27635350707 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-18 01:51:08.682 1 INFO cinder.rpc [None req-22d8ec3d-23f3-4210-bd3d-e27635350707 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-18 01:51:08.797 1 WARNING oslo_config.cfg [None req-22d8ec3d-23f3-4210-bd3d-e27635350707 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated for removal (The auth_uri option is deprecated in favor of www_authenticate_uri and will be removed in the S  release.).  Its value may be silently ignored in the future.
2026-09-18 01:51:08.798 1 WARNING oslo_config.cfg [None req-22d8ec3d-23f3-4210-bd3d-e27635350707 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-18 01:51:08.807 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-09-18 01:51:08.824 1 INFO cinder.backup.manager [None req-3ef1982f-15c5-42ae-bbe9-fd7a312caafc - - - - - -] Cleaning up incomplete backup operations.
2026-09-18 01:51:08.878 1 INFO cinder.keymgr.migration [None req-cb23a304-7984-4aa9-80a5-b022f3abd4ab - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.