+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-06 07:34:04.370 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-06 07:34:04.663 1 INFO cinder.rpc [None req-a4e0d0f0-ea93-4da7-afc7-75e8928391a0 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-06 07:34:04.665 1 INFO cinder.rpc [None req-a4e0d0f0-ea93-4da7-afc7-75e8928391a0 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-06 07:34:04.668 1 INFO cinder.rpc [None req-a4e0d0f0-ea93-4da7-afc7-75e8928391a0 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-06 07:34:04.670 1 INFO cinder.rpc [None req-a4e0d0f0-ea93-4da7-afc7-75e8928391a0 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-06 07:34:04.673 1 INFO cinder.rpc [None req-a4e0d0f0-ea93-4da7-afc7-75e8928391a0 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-06 07:34:04.677 1 INFO cinder.rpc [None req-a4e0d0f0-ea93-4da7-afc7-75e8928391a0 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-06 07:34:04.749 1 WARNING oslo_config.cfg [None req-a4e0d0f0-ea93-4da7-afc7-75e8928391a0 - - - - - -] 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.
2026-08-06 07:34:04.750 1 WARNING oslo_config.cfg [None req-a4e0d0f0-ea93-4da7-afc7-75e8928391a0 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-06 07:34:04.762 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-08-06 07:34:04.786 1 INFO cinder.backup.manager [None req-b073af1c-9c7f-4cc9-9631-6f4f4e501089 - - - - - -] Cleaning up incomplete backup operations.
2026-08-06 07:34:04.853 1 INFO cinder.keymgr.migration [None req-29b6405a-3bd8-4b8e-a92d-f4b751325d4e - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.