+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-01 01:10:55.311 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-01 01:10:55.577 1 INFO cinder.rpc [None req-78139e99-499d-42ce-bcf5-28e43a5f3b92 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-01 01:10:55.580 1 INFO cinder.rpc [None req-78139e99-499d-42ce-bcf5-28e43a5f3b92 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-01 01:10:55.582 1 INFO cinder.rpc [None req-78139e99-499d-42ce-bcf5-28e43a5f3b92 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-01 01:10:55.584 1 INFO cinder.rpc [None req-78139e99-499d-42ce-bcf5-28e43a5f3b92 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-09-01 01:10:55.587 1 INFO cinder.rpc [None req-78139e99-499d-42ce-bcf5-28e43a5f3b92 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-01 01:10:55.589 1 INFO cinder.rpc [None req-78139e99-499d-42ce-bcf5-28e43a5f3b92 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-01 01:10:55.651 1 WARNING oslo_config.cfg [None req-78139e99-499d-42ce-bcf5-28e43a5f3b92 - - - - - -] 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.
2026-09-01 01:10:55.652 1 WARNING oslo_config.cfg [None req-78139e99-499d-42ce-bcf5-28e43a5f3b92 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-01 01:10:55.660 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.25)
2026-09-01 01:10:55.682 1 INFO cinder.backup.manager [None req-e5be5cde-3231-4494-90c5-4db18d6c8ce3 - - - - - -] Cleaning up incomplete backup operations.
2026-09-01 01:10:55.742 1 INFO cinder.keymgr.migration [None req-5750d931-79f5-4127-83a5-c8ed7d2aaa41 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.