+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-08 18:44:21.538 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-08 18:44:21.763 1 INFO cinder.rpc [None req-919cd87a-cc45-40d9-b6f0-7b05f9c41aba - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-08 18:44:21.767 1 INFO cinder.rpc [None req-919cd87a-cc45-40d9-b6f0-7b05f9c41aba - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-08 18:44:21.770 1 INFO cinder.rpc [None req-919cd87a-cc45-40d9-b6f0-7b05f9c41aba - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-08 18:44:21.773 1 INFO cinder.rpc [None req-919cd87a-cc45-40d9-b6f0-7b05f9c41aba - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-05-08 18:44:21.777 1 INFO cinder.rpc [None req-919cd87a-cc45-40d9-b6f0-7b05f9c41aba - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-08 18:44:21.780 1 INFO cinder.rpc [None req-919cd87a-cc45-40d9-b6f0-7b05f9c41aba - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-08 18:44:21.845 1 WARNING oslo_config.cfg [None req-919cd87a-cc45-40d9-b6f0-7b05f9c41aba - - - - - -] 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.
2026-05-08 18:44:21.847 1 WARNING oslo_config.cfg [None req-919cd87a-cc45-40d9-b6f0-7b05f9c41aba - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-08 18:44:21.861 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.1)
2026-05-08 18:44:21.886 1 INFO cinder.backup.manager [None req-5d7cac8a-1dc7-4000-b133-0e0dc798df76 - - - - - -] Cleaning up incomplete backup operations.
2026-05-08 18:44:22.067 1 INFO cinder.keymgr.migration [None req-f02c2c07-8f4d-44d3-be46-d8ab80fcd834 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.