+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-10 08:47:55.183 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-10 08:47:55.472 1 INFO cinder.rpc [None req-aa410ab5-d60a-431d-935d-e4ab86493899 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-10 08:47:55.476 1 INFO cinder.rpc [None req-aa410ab5-d60a-431d-935d-e4ab86493899 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-10 08:47:55.478 1 INFO cinder.rpc [None req-aa410ab5-d60a-431d-935d-e4ab86493899 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-10 08:47:55.481 1 INFO cinder.rpc [None req-aa410ab5-d60a-431d-935d-e4ab86493899 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-10 08:47:55.484 1 INFO cinder.rpc [None req-aa410ab5-d60a-431d-935d-e4ab86493899 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-10 08:47:55.487 1 INFO cinder.rpc [None req-aa410ab5-d60a-431d-935d-e4ab86493899 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-10 08:47:55.556 1 WARNING oslo_config.cfg [None req-aa410ab5-d60a-431d-935d-e4ab86493899 - - - - - -] 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.
2026-06-10 08:47:55.557 1 WARNING oslo_config.cfg [None req-aa410ab5-d60a-431d-935d-e4ab86493899 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-10 08:47:55.567 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-10 08:47:55.593 1 INFO cinder.backup.manager [None req-b23219ba-1a4b-4a69-a255-efed4f64e6cd - - - - - -] Cleaning up incomplete backup operations.
2026-06-10 08:47:55.659 1 INFO cinder.keymgr.migration [None req-a9c508db-6394-4444-8aa0-dcbf384e2fc3 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.