+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-05 22:41:11.528 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-05 22:41:11.827 1 INFO cinder.rpc [None req-6f702ac9-e0ab-4a99-8399-8d7e3619b9d8 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-05 22:41:11.830 1 INFO cinder.rpc [None req-6f702ac9-e0ab-4a99-8399-8d7e3619b9d8 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-05 22:41:11.833 1 INFO cinder.rpc [None req-6f702ac9-e0ab-4a99-8399-8d7e3619b9d8 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-05 22:41:11.836 1 INFO cinder.rpc [None req-6f702ac9-e0ab-4a99-8399-8d7e3619b9d8 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-05 22:41:11.839 1 INFO cinder.rpc [None req-6f702ac9-e0ab-4a99-8399-8d7e3619b9d8 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-05 22:41:11.842 1 INFO cinder.rpc [None req-6f702ac9-e0ab-4a99-8399-8d7e3619b9d8 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-05 22:41:11.903 1 WARNING oslo_config.cfg [None req-6f702ac9-e0ab-4a99-8399-8d7e3619b9d8 - - - - - -] 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.
2026-05-05 22:41:11.904 1 WARNING oslo_config.cfg [None req-6f702ac9-e0ab-4a99-8399-8d7e3619b9d8 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-05 22:41:11.914 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-05-05 22:41:11.937 1 INFO cinder.backup.manager [None req-3f7f6cb3-fad9-469c-8aee-f925ea713f44 - - - - - -] Cleaning up incomplete backup operations.
2026-05-05 22:41:11.998 1 INFO cinder.keymgr.migration [None req-5ff799c9-4d99-4f58-8b99-d66530dfe9cf - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.