+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-05 07:55:36.390 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-05 07:55:36.668 1 INFO cinder.rpc [None req-8f53de75-958d-44e9-9401-dbe7f2f87527 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-05 07:55:36.671 1 INFO cinder.rpc [None req-8f53de75-958d-44e9-9401-dbe7f2f87527 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-05 07:55:36.673 1 INFO cinder.rpc [None req-8f53de75-958d-44e9-9401-dbe7f2f87527 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-05 07:55:36.675 1 INFO cinder.rpc [None req-8f53de75-958d-44e9-9401-dbe7f2f87527 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-05 07:55:36.677 1 INFO cinder.rpc [None req-8f53de75-958d-44e9-9401-dbe7f2f87527 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-05 07:55:36.680 1 INFO cinder.rpc [None req-8f53de75-958d-44e9-9401-dbe7f2f87527 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-05 07:55:36.757 1 WARNING oslo_config.cfg [None req-8f53de75-958d-44e9-9401-dbe7f2f87527 - - - - - -] 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.
2026-08-05 07:55:36.758 1 WARNING oslo_config.cfg [None req-8f53de75-958d-44e9-9401-dbe7f2f87527 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-05 07:55:36.768 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-08-05 07:55:36.794 1 INFO cinder.backup.manager [None req-55ef811c-b6a8-41be-a1fd-a7f004e502de - - - - - -] Cleaning up incomplete backup operations.
2026-08-05 07:55:36.857 1 INFO cinder.keymgr.migration [None req-1f4413a7-5a70-4682-8aa5-bb3bb1a94cc9 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.