+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-02-27 18:44:55.258 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-02-27 18:44:55.495 1 INFO cinder.rpc [None req-8f4910cd-2d14-4ab2-8df1-e2902a323cfe - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-02-27 18:44:55.499 1 INFO cinder.rpc [None req-8f4910cd-2d14-4ab2-8df1-e2902a323cfe - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-02-27 18:44:55.502 1 INFO cinder.rpc [None req-8f4910cd-2d14-4ab2-8df1-e2902a323cfe - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-02-27 18:44:55.506 1 INFO cinder.rpc [None req-8f4910cd-2d14-4ab2-8df1-e2902a323cfe - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-02-27 18:44:55.509 1 INFO cinder.rpc [None req-8f4910cd-2d14-4ab2-8df1-e2902a323cfe - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-02-27 18:44:55.512 1 INFO cinder.rpc [None req-8f4910cd-2d14-4ab2-8df1-e2902a323cfe - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-02-27 18:44:55.633 1 WARNING oslo_config.cfg [None req-8f4910cd-2d14-4ab2-8df1-e2902a323cfe - - - - - -] 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.
2026-02-27 18:44:55.634 1 WARNING oslo_config.cfg [None req-8f4910cd-2d14-4ab2-8df1-e2902a323cfe - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-02-27 18:44:55.648 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-02-27 18:44:55.666 1 INFO cinder.backup.manager [None req-f50e3e93-32b8-4a52-a1c6-571a635b046a - - - - - -] Cleaning up incomplete backup operations.
2026-02-27 18:44:55.722 1 INFO cinder.keymgr.migration [None req-987200d4-8b5d-4ce6-8003-9e4fde1ac9ba - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.