+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-31 00:15:10.589 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-31 00:15:10.867 1 INFO cinder.rpc [None req-d7f92332-32ac-450e-bb4d-7ccd07afddac - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-31 00:15:10.871 1 INFO cinder.rpc [None req-d7f92332-32ac-450e-bb4d-7ccd07afddac - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-31 00:15:10.874 1 INFO cinder.rpc [None req-d7f92332-32ac-450e-bb4d-7ccd07afddac - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-31 00:15:10.876 1 INFO cinder.rpc [None req-d7f92332-32ac-450e-bb4d-7ccd07afddac - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-31 00:15:10.879 1 INFO cinder.rpc [None req-d7f92332-32ac-450e-bb4d-7ccd07afddac - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-31 00:15:10.881 1 INFO cinder.rpc [None req-d7f92332-32ac-450e-bb4d-7ccd07afddac - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-31 00:15:10.941 1 WARNING oslo_config.cfg [None req-d7f92332-32ac-450e-bb4d-7ccd07afddac - - - - - -] 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.
2026-07-31 00:15:10.942 1 WARNING oslo_config.cfg [None req-d7f92332-32ac-450e-bb4d-7ccd07afddac - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-31 00:15:10.951 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-07-31 00:15:10.974 1 INFO cinder.backup.manager [None req-69c0b0e6-05b1-48d2-abcc-7581712048f9 - - - - - -] Cleaning up incomplete backup operations.
2026-07-31 00:15:11.038 1 INFO cinder.keymgr.migration [None req-19d5c15a-1ddd-46c6-badc-cfa7319ce2b7 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.