+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-11 08:57:27.108 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-11 08:57:27.390 1 INFO cinder.rpc [None req-83daf316-957f-4f91-a977-08aad6fbc961 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-11 08:57:27.393 1 INFO cinder.rpc [None req-83daf316-957f-4f91-a977-08aad6fbc961 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-11 08:57:27.395 1 INFO cinder.rpc [None req-83daf316-957f-4f91-a977-08aad6fbc961 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-11 08:57:27.398 1 INFO cinder.rpc [None req-83daf316-957f-4f91-a977-08aad6fbc961 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-11 08:57:27.402 1 INFO cinder.rpc [None req-83daf316-957f-4f91-a977-08aad6fbc961 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-11 08:57:27.404 1 INFO cinder.rpc [None req-83daf316-957f-4f91-a977-08aad6fbc961 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-11 08:57:27.475 1 WARNING oslo_config.cfg [None req-83daf316-957f-4f91-a977-08aad6fbc961 - - - - - -] 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.
2026-08-11 08:57:27.476 1 WARNING oslo_config.cfg [None req-83daf316-957f-4f91-a977-08aad6fbc961 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-11 08:57:27.488 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-08-11 08:57:27.513 1 INFO cinder.backup.manager [None req-8b7eb3f9-433e-415f-8cb1-d497aebf5f76 - - - - - -] Cleaning up incomplete backup operations.
2026-08-11 08:57:27.568 1 INFO cinder.keymgr.migration [None req-e67e14e0-6825-41ac-b19b-c579d9982e96 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.