+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-03-18 12:13:15.084 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-03-18 12:13:15.360 1 INFO cinder.rpc [None req-f25dcd53-a55e-4eb1-be79-5493abe6b6b3 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-03-18 12:13:15.363 1 INFO cinder.rpc [None req-f25dcd53-a55e-4eb1-be79-5493abe6b6b3 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-03-18 12:13:15.365 1 INFO cinder.rpc [None req-f25dcd53-a55e-4eb1-be79-5493abe6b6b3 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-03-18 12:13:15.368 1 INFO cinder.rpc [None req-f25dcd53-a55e-4eb1-be79-5493abe6b6b3 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-03-18 12:13:15.372 1 INFO cinder.rpc [None req-f25dcd53-a55e-4eb1-be79-5493abe6b6b3 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-03-18 12:13:15.375 1 INFO cinder.rpc [None req-f25dcd53-a55e-4eb1-be79-5493abe6b6b3 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-03-18 12:13:15.444 1 WARNING oslo_config.cfg [None req-f25dcd53-a55e-4eb1-be79-5493abe6b6b3 - - - - - -] 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.
2026-03-18 12:13:15.445 1 WARNING oslo_config.cfg [None req-f25dcd53-a55e-4eb1-be79-5493abe6b6b3 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-03-18 12:13:15.454 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-03-18 12:13:15.479 1 INFO cinder.backup.manager [None req-a5d0fa71-d9de-4973-9573-de627b435d01 - - - - - -] Cleaning up incomplete backup operations.
2026-03-18 12:13:15.538 1 INFO cinder.keymgr.migration [None req-95b636f5-296a-4998-a2ca-b3d0fa5d8278 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.